LINUX SYSTEMS ENGINEER SKILLS, EXPERIENCE, AND JOB REQUIREMENTS
Published: Mar 09, 2026. The Linux Systems Engineer has extensive experience administering Linux environments (Red Hat, CentOS, Ubuntu) and managing enterprise infrastructure using automation, scripting, virtualization, and container technologies such as Ansible, Docker, and Kubernetes. This role requires strong expertise in networking, cloud platforms, CI/CD pipelines, system monitoring, and performance troubleshooting within large-scale production environments. The engineer also needs solid scripting abilities, deep knowledge of Linux internals and security practices, and strong communication and problem-solving skills to support complex systems and collaborate across technical teams.
Essential Hard and Soft Skills for a Standout Linux Systems Engineer Resume
- Enterprise Linux Administration
- Infrastructure Automation Scripting
- Kubernetes Deployment Automation
- Docker Container Orchestration
- VMware Virtualization Platforms
- High Availability Architecture
- Disaster Recovery Planning
- Infrastructure As Code
- Systems Performance Monitoring
- Linux Security Hardening
- Problem Solving
- Analytical Thinking
- Cross Team Collaboration
- Technical Documentation
- Mentoring Engineers
- Incident Management
- Change Management
- Communication Skills
- Leadership Ability
- Time Management

Summary of Linux Systems Engineer Knowledge and Qualifications on Resume
1. BS in Computer Science with 10 years of Experience
- Systems engineering and/or systems administration experience.
- Experience administering CentOS/RedHat Linux and/or Ubuntu Linux.
- Proven technical experience and a solid foundation in operating systems.
- Experience with Puppet, Ansible, or other configuration management tools.
- Experience with container technologies such as Docker.
- Must have mastery of Linux.
- Deep understanding of LDAP, NTP, NFS, DNS, DHCP, SMTP, etc.
- Able to write scripts in some administrative language (Python, Perl, Go, Shell).
- Strong performance troubleshooting skills.
- Good team communication skills with technical and non-technical colleagues.
- Fluent English communication skills.
- Strong familiarity with OpenStack, AWS, or Google Cloud.
- Able to read and perform debugging of C/C++/Java/Go programs.
- Strong familiarity with tuning and troubleshooting the Linux kernel.
2. BS in Information Technology with 9 years of Experience
- Experience in Linux system administration.
- Experience in automating manual tasks.
- Understanding of network fundamentals (DNS, DHCP, TCP/IP, routing, switching, HTTP).
- Ability to work independently to identify areas for automation and passionate about finding innovative solutions.
- Engineering experience in a large-scale, high-availability environment.
- Knowledge of configuration management systems such as Puppet, Chef, Ansible, or related systems.
- Excellent problem-solving skills with a strong attention to detail.
- Ability to dive deep into complex technical problems.
- Experience managing large server fleets.
- Experience with hardware and software load balancing technologies.
3. BS in Software Engineering with 7 years of Experience
- Excellent interpersonal skills suitable for user support and the ability to work well with peer system administrators.
- Experience supporting Linux servers.
- Experience supporting Linux storage systems.
- Demonstrated capabilities to work in a dynamic environment.
- Good written and verbal communication skills.
- Ability to obtain and maintain a clearance from the Department of Energy.
- Strong knowledge of multiple Linux distributions.
- Strong knowledge of open-source web application services (Apache, Tomcat, JBoss, etc.)
- Experience supporting large network-attached storage systems.
- Previous experience working in a government, scientific, or other highly technical environment.
- Experience installing, supporting, and maintaining VMWare clusters.
- Experience supporting automation and configuration management tools.
- Experience supporting and troubleshooting web servers.
- Must have Modest BASH scripting abilities.
- Good documentation skills, including the ability to prepare simple documentation web pages.
4. BS in Computer Engineering with 8 years of Experience
- Expertise in the most up-to-date Linux Ubuntu systems and applications.
- Expertise in implementation and understanding of IPv4 concepts and services, VLANs.
- Must have skills in Linux concepts, administration, internals, and troubleshooting.
- Must have skills with a scripting language or coding solution for system administration tasks.
- Experience with imaging solutions utilizing PXE, DHCP, Kickstart, Preseeds, for multiple O/S types.
- Ability to both automate repetitive tasks and use convergent configuration management.
- Ability to participate in IP management, DNS administration, and hardening efforts.
- Able to participate in and mature patching, upgrading and maintenance activities.
- Able to participate in expanding monitoring for specific use cases.
- Experience with enterprise-level production environments.
5. BS in Information Systems with 10 years of Experience
- Experience with Zabbix or other monitoring suites.
- Excellent verbal and written communication skills in English.
- Ability to participate in a 24x7 on-call rotation.
- Willingness to participate in occasional project activities in off-hours, including weekends.
- Linux system administration experience at an expert level.
- Expert knowledge of Linux system internals.
- Experience with orchestration, Salt, Ansible, Chef, or Puppet.
- Experience with VMWare solutions.
- Must have scripting abilities (Bash, Python, etc.)
- Able to enterprise production mindset, including Incident, Problem, and Change Management.
6. BS in Cybersecurity with 9 years of Experience
- Ability to mentor and technically train more junior engineers.
- Willingness to work collaboratively with other groups with diverse deliverables.
- Knowledge of x86/x64 architectures and performance considerations.
- Ability to supervise troubleshooting and repair of complex hardware and performance issues.
- Experience with package management systems, Docker/Kubernetes experience.
- Experience with Mellanox networking equipment.
- Must have exposure to AWS EC2/S3, GPU Computing.
- Experience with Windows Server management.
- Understanding of collecting and presenting metrics as KPIs.
- Must have exposure to Data Center Inventory Management tooling, tracking of assets, dependency mapping and rack allocation considerations.
- Must have exposure to GPU computing, ML/DL workloads.
- Understanding of DC power infrastructure.
7. BS in Network Engineering with 6 years of Experience
- Experience managing Linux systems.
- Experience in provisioning basic cloud infrastructure (computing and networking) and IaaS orchestration platforms.
- Extensive knowledge of server virtualization and its lifecycle.
- Good scripting skills and use of automation tools such as Ansible.
- Basic networking knowledge.
- Able to troubleshoot, manage NFS, iSCSI, and S3 storage systems.
- Willingness to contribute in an open culture, based on continuous improvement.
- Basic knowledge of Windows Server administration.
- Strong communicator able to work with various internal and external stakeholders.
8. BS in Systems Engineering with 10 years of Experience
- Experience with Linux (Red Hat) operating systems and experience as a System Lead.
- Established Linux/UNIX background and experience in the Red Hat operating system.
- Experience with RHEL High Availability Cluster.
- Experience with RedHat Satellite.
- Experience with Git version control.
- Experience with governance frameworks such as ITIL.
- Strong familiarity with storage technologies, including SAN and NAS.
- Must have intermediate-level scripting skills with Python/PERL and Bash.
- Experience with cloud services.
- Ansible knowledge to understand, create and improve Ansible Playbooks and Roles.
- Experience working in an international and intercultural environment.
- Excellent spoken and written English.
- Strong verbal and written communication skills.
- Ability to work on project teams and across departments.
9. BS in Data Science with 12 years of Experience
- Excellent knowledge of building, configuring, and administering Linux computer systems.
- Experience programming in Bash, Python, CGI, Php, Perl, or similar scripting languages.
- Hands-on experience with CFEngine, Cobbler, PXE, Kickstart, Chef, Puppet, Ansible, Salt, or similar configuration and automation tools and practices.
- Advanced knowledge of networking concepts and practices.
- Expert skills with most Linux operating system commands and utilities.
- Experience virtualization environments and tools such as VMWare, vCenter, and vCenter Orchestrator.
- Solid understanding of automated deployments.
- Strong understanding of networking technologies (routing, switching, firewalls, iptables, etc).
- Experience with source code management tools such as git.
- Hands-on experience with performance analysis tools, benchmarks and applications.
- Proficient in software skills for light programming and scripting, operating system administration, and hardware administration.
- Expertise with Linux operating systems, including operations in a large-scale production environment.
- Experience with system and application monitoring, software distribution, patching and maintenance in a Linux environment.
- Robust troubleshooting and analytical skills.
10. BS in Cloud Computing with 7 years of Experience
- Knowledge and experience with Linux/UNIX.
- Experience with an application support organization working in 24X7 environments.
- Experience in working with RDBMS DBs, Non-SQL DBs, MySQL DML/DDL, Oracle.
- Exceptional analytical, problem-solving skills, oral and written communication skills.
- Basic level knowledge of the Active/Active setup Application.
- Experience in Production support working in a globally distributed team.
- Working experience in Java, J2EE and Python technologies.
- Experience with Service Now and ticketing workflows.
- Working experience with monitoring tools like SPLUNK or any other monitoring tools/processes.
- Prior working experience with Card and transaction domains.
- Must have a technical and business mindset.
- Must have ISO 9000 and ITIL experience.
- Understanding of core networking concepts such as routing, protocols, subnets, DNS, Certificates, Load balancer and firewall.
- Demonstrated proficiency in troubleshooting, root cause analysis, application design, and implementing major components for large projects.
11. BS in Artificial Intelligence with 10 years of Experience
- Must have experience of Linux/Unix System Admin role.
- Experience with Linux servers in virtualized environments.
- Strong familiarity with the fundamentals of Linux scripting languages.
- Experience installing, configuring, and maintaining services such as Red Hat, JBoss, Tomcat, Apache, Oracle, DB2 and Informix, etc.
- Strong grasp of configuration management tools.
- Strong familiarity with load balancing, firewalls, etc.
- Proficient with system management tools such as iptables, HAProxy, NGINX, SPLUNK, etc.
- Experience with virtualization technologies, such as VMware.
- Ability to build and monitor services on production servers.
- Knowledge of servers, switches, SAN storage, RDBMS administration and Cloud (e.g. AWS), etc.
- Excellent communication skills, written and verbal.
- Able to work independently and understand the business priorities.
- Knowledge of Software Development Methodologies, including the SDLC and Agile frameworks and other statistical tools.
- Knowledge of the Change Management process and procedure.
12. BS in Information Security with 8 years of Experience
- Experience supporting RHEL 7/8 workstation and server.
- Experience utilizing Ansible to support Linux systems.
- Experience supporting software deployment on Linux.
- Experience utilizing Satellite to support Linux systems.
- Demonstrated hands-on experience with automation and scripting to support Linux-based and integrated architectures.
- Strong overall network skills (e.g., routing, switching and TCP/IP protocol).
- Ability to work independently toward the delivery of goals as well as collaborate in team efforts.
- Excellent customer service skills.
- Excellent presentation, verbal and written communication skills.
- Ability to learn new technologies and disciplines quickly.
- Must have Security+ certification.
13. BS in Computer Networking with 7 years of Experience
- Proven skills and experience in Linux systems (RedHat, CentOS, Ubuntu).
- Knowledge of Network architectures and TCP/IP protocols.
- Experience with virtualisation solutions (VMware, Amazon AWS).
- Ability to monitor/task automation scripts in BASH, Perl, Python, Ruby.
- Ability to conform to frequent testing procedures and deployments.
- Ability to write technical documents.
- Experience in database administration (MySQL).
- Experience in web server administration, such as Apache, JBoss, and WildFly.
- Experience with automation tools (Ansible/Puppet/Chef).
14. BS in Database Systems with 8 years of Experience
- Experience working with Linux in enterprise environments (e.g design, deployment, and administration of SUSE Linux or RHEL/CentOS).
- Good understanding of operating systems, servers, and networking.
- Systems Administration level knowledge of Windows, VMware, Active Directory, DHCP, DNS and Group Policy.
- Operationally-minded with a solid understanding of what it takes to deploy and run mission-critical systems in Linux environments.
- Experience designing configuration management systems (Ansible) and automation pipelines (Cron, Tidal, or other job scheduler).
- Strong scripting abilities in Python/Bash/Perl.
- Experience with version control, build servers and automated testing.
- Excellent problem-solving and Root Cause Analysis skills.
15. BS in Distributed Systems with 6 years of Experience
- Experience with Atlassian Suite (Bitbucket, Bamboo, Jira).
- Experience with Conda Package, dependency and environment management.
- Experience using DB (Oracle, MS Access, or MySQL) and SQL.
- Experience with ETL and data extraction.
- Knowledge of distributed computing environments.
- Ability to self-manage, self-motivate, and seek process improvement opportunities.
- Strong interpersonal and communication skills for interacting with traders, quantitative researchers, and other engineers.
- Good attention to detail, self-motivation and ability to react to changing priorities.
16. BS in Telecommunications Engineering with 7 years of Experience
- Experience in system administration, engineering, or applicable areas where infrastructure management is the focus (system administrator, system engineer, DevOps, etc.)
- Working experience with Configuration tools, SolarWinds Server Configuration Monitor, CFEngine, Puppet, CHEF, Ansible, SALTSTACK, JUJU, RUDDER.
- Deep understanding of at least one of the following languages: Bash, Python, or Perl.
- Must have German language.
- Excellent team and interpersonal skills.
- Ability to work independently with minimal supervision.
- Eagerness to contribute in a team-oriented environment.
- Ability to work in a fast-paced environment.
- Ability to participate and lead technical meetings with clients or internal customers.
17. BS in Electrical Engineering with 8 years of Experience
- Deep knowledge of Linux (configuration, management, Shell/Python scripting, services).
- Good understanding of networking and security technologies, firewall, routing, switching, application firewall, antivirus, and other solutions.
- Good understanding of high-availability solutions (cluster, load-balancer) and backup.
- Knowledge about configuration management tools, deployment tools, updates and software repositories, monitoring tools.
- Knowledge of storage principles and technologies.
- Must have hardware knowledge, Dell and HP management tools.
- Experience in working with a ticketing tool and basic understanding of ITIL principles.
- Experience in troubleshooting incidents at the L2 level.
18. BS in Applied Mathematics with 7 years of Experience
- Must have a passion for Open Source technologies and automation.
- Proven experience as a system engineer in a Linux-centric environment.
- Experience with automation tools such as Ansible or SaltStack.
- Must have pleasure in learning and applying new technologies.
- Ability to work independently and collaboratively within the team.
- Must have English knowledge at least at the B1 Level.
- Experience with Red Hat and/or SUSE products.
- Experience in one or several of the following topics: MariaDB, LDAP, OpenID Connect, PostgreSQL, KVM Virtualization, OpenSearch, Bash, Python, NFS, Terraform, Docker.
- Must have German knowledge.
19. BS in Physics with 6 years of Experience
- Excellent knowledge of the Linux environment.
- Work experience as a Linux system Engineer.
- Knowledge of network protocols and of at least one scripting language.
- Knowledge of the Windows environment.
- Experience with Gitlab, Ansible, Docker, Kubernetes, Terraform, and Vagrant.
- Must have an interest in pursuing a career in the DevOps field, desire and willingness to learn.
- Good problem-solving skills and analytical skills.
- Good communication/interpersonal skills (cooperation with clients).
20. BS in Computational Science with 8 years of Experience
- Experience in areas of networking, Linux, open protocols, load balancing, disaster recovery and DNS.
- Experience in CI/CD (GitLab, Liquibase).
- Experience with Windows, Linux system administration, and/or Enterprise applications.
- Experience in working with virtualization and containerization technology.
- Experience in automation tools (Puppet, Ansible).
- Experience in Authentication Protocols, Identity and Access Management Systems and Key Management Systems.
- Experience with one or more public cloud platforms (AWS, Azure, GCP), including infrastructure, storage and platforms.
- Experience in working with RDBMS (PGSQL).
- Must have an intellectual curiosity combined with outstanding analytical skills.
21. BS in Robotics Engineering with 7 years of Experience
- Ability to work in an international environment.
- Experience with IBM tools, DB2, DataStage, Cognos, and ICP4Data.
- Experience with RedHat, OpenShift and Foreman.
- Experience with multiple scripting languages (Python, Spark).
- Must be interested in Analytics, AI, ML, and Big Data technology.
- Must have a passion for technology and want to excel in it.
- Able to work very focused and as a strong problem-solver.
- Must have a team player with strong communication skills.
- Ability to be fluent in English, Dutch, or French.
22. BS in Mechatronics Engineering with 8 years of Experience
- Experience with the Red Hat Linux platform.
- Must have exposure to, or experience in, Performance Engineering and Benchmarking.
- Working knowledge of shared filesystems like IBM Spectrum Scale (gpfs)/NAS/gfs2.
- Experience in workload management s/w like IBM Spectrum Conductor.
- Understanding of Python package management and deployment (Anaconda).
- Experience with DevOps and CI/CD tools.
- Knowledge of Hadoop, MapReduce, Spark.
- Knowledge of data virtualization tools.
- Good analytical and debugging skills.
23. BS in Digital Systems Engineering with 4 years of Experience
- Experience in Linux systems.
- Certifications in Linux.
- Demonstrated experience in the administration of Linux systems.
- Demonstrated experience in the installation and configuration of open-source software.
- Knowledge of Windows servers.
- Knowledge of automation solutions (e.g., Red Hat Ansible) and Cloud platforms (e.g., Azure, AWS).
- Strong familiarity with Microsoft Active Directory and LDAP servers.
- Working knowledge of the installation, configuration, and administration of high availability/clustering solutions.
- Good knowledge in managing file shares, print servers and enterprise backup software.
- Strong familiarity with different types of hypervisor technology (e.g., VMware, Hyper-V).
- Strong familiarity with change, release, and problem management concepts.
- Strong familiar in any programming languages and good in scripting skills.
- Strong analytical skills and ability to work independently as well as part of a team.
- Good written and oral communication skills.
24. BS in Computational Engineering with 8 years of Experience
- Experience in a telecom environment working with Linux servers.
- Good English skills, written and spoken.
- Excellent communication skills.
- Must have close attention to detail.
- Good organization skills, must be able to multitask.
- Good knowledge of network protocols and SQL language.
- Good knowledge of RHEL/Linux/Networking/Naming Services.
- Strong troubleshooting/debugging skills and a passion for problem-solving and investigation.
- Knowledge of Open Source applications such as K8s, Docker, Nginx, Asterisk, Kamailio, MySQL, RabbitMQ, Redis, ElasticSearch.
- Must have VoIP protocols experience (SIP, RTP).
- Good scripting skills (Python, Perl, Ruby, Bash).
25. BS in Web Engineering with 7 years of Experience
- Experience in administering servers and systems, specializing in UNIX/LINUX operating systems.
- Must possess a Red Hat Certified System Administrator (RHCSA) certification or equivalent.
- Ability to work independently and yet be effective within a team setting.
- Must be capable of managing multiple efforts with time-related constraints in a fast-paced contracting environment.
- Demonstrated ability to effectively communicate and collaborate with diverse internal and external stakeholder groups and individuals.
- Able to maintain a friendly presence, helpful attitude, good interpersonal skills, and ability to work well with others.
- Excellent skills in Microsoft Word, Excel, and other Office applications.
- Experience working in a home office setting.
- Ability to train end users on frequently asked technical issues.
- Ability to provide technical assistance and support over the phone with good phone skills and a professional demeanor.
- Previous customer service experience.
- Good problem-solving skills with the ability to visualize a problem or situation and think abstractly to solve it.
26. BS in Infrastructure Engineering with 8 years of Experience
- Broad background in information technology with experience in Linux system administration, storage system management, virtualisation and automation.
- Understanding of network concepts, with some exposure to the administration of network equipment.
- Sound working knowledge of best practices in application and network security.
- Ability to communicate with non-technical users and to be empathetic to their needs.
- Ability to work effectively in a team environment and to provide accurate documentation and record keeping.
- Must possess strong oral and written communication skills and the ability to work in a team environment or independently.
- Ability to work under pressure and multitask, and the capability to assess, analyze, and resolve challenging IT issues.
- Experience with Infrastructure-as-Code tooling and practices, including at least one of AWS CloudFormation, Ansible, Azure Resource Manager, Chef, Google Cloud Deployment Manager, Puppet, or Terraform.
- System scripting experience with Perl, Python, or shell scripts.
- Experience with lower-level programming languages.
27. BS in DevOps Engineering with 7 years of Experience
- Experience working in a Linux environment.
- Experience with Systems or hardware administration.
- Experience with any configuration management tool (Ansible, Puppet, Salt, Chef).
- Experience with one of the following scripting languages: Python, Javascript or Go.
- Experience with VMware administration.
- Experience with the following protocols: SSH, NFS, HTTP(S), DNS, SMTP.
- Ability to work under pressure, solve complex technical problems quickly (minutes or hours), automate processes and solutions using available tools and develop in-house tools.
- Demonstrated proficiency in Red Hat Linux and CentOS Linux distributions.
- Understanding of TCP/IP and other networking and data communication technologies such as HTTP/HTTPS, DNS, SMTP, SSH, TCP, and NAT.
- Basic knowledge of distributed computing environments.
- Solid proficiency in one or more of the UNIX shells, Python, PERL, and JavaScript.
28. BS in Platform Engineering with 8 years of Experience
- Hands-on experience with VMware ESXi 6/7.
- Understanding Load Balancing, as well as experience with one or more web servers such as Apache HTTPD or Nginx.
- Understanding of Object Storage platforms such as Amazon S3, Scality, or SwiftStack.
- Able to configure management tools such as Ansible, Saltstack, Puppet, or Chef.
- Experience with log management tools like Elasticsearch, Splunk, Graylog, or any others.
- Basic experience with Kubernetes or any container technologies.
- Understanding and ability to diagnose and troubleshoot enterprise-class servers as well as Storage (SAN).
- Working knowledge of CI/CD and Git.
- Good front-end development skills in addition to the above skills.
- Strong documentation skills.
29. BA in Business Information Systems with 7 years of Experience
- In-depth knowledge of Linux.
- Must have network knowledge and can configure network switches.
- Knowledge of and experience with various testing methodologies.
- Strong and focused on process improvements and monitoring (Nagios).
- Able to solve and service-oriented, with an eye for details and procedures.
- Good command of the Dutch and English languages, both verbally and in writing.
- Able to be flexible, proactive, and able to set priorities.
- Able to work independently, are persistent and have good communication and social skills.
- Experience with Nagios, High Availability (keepalived).
- Knowledge of network protocols.
- Knowledge of network switches and their configuration.
- Experience in using troubleshooting tools.
- Experience with IPv6, Ansible, and Asterisk, as well as work experience with an internet provider.
30. BA in Information Technology Management with 8 years of Experience
- Hands-on experience with architecture or implementation and operation of a Linux-based compute environment (CentOS, Ubuntu, SuSE, etc.)
- In-depth knowledge of the Linux OS, network and storage concepts.
- Demonstrated experience in troubleshooting application issues across the SW stack.
- Expertise in at least one scripting language, such as Shell, Bash, or Python.
- Experience with DevSecOps concepts, tools and automation skills.
- Experience configuring and/or utilizing monitoring/logging solutions.
- Strong familiarity with security practices and platforms (e.g., encryption and/or certificates and/or key management and/or OAuth, LDAP).
- Experience in software development and CI/CD tools, GIT, Maven, Jenkins.
- Strong analytical and problem-solving skills.
31. BS in Computer Science with 9 years of Experience
- Experience in a similar position related to enterprise administration of Linux distros, including Red Hat Enterprise, CentOS, and Ubuntu.
- Experience automating infrastructure with configuration management systems (Ansible/Puppet/Chef/Jenkins).
- Proficient in scripting languages such as Python, Shell scripting, and PowerShell.
- Proactive, affable, and collaborative approach to developing and maintaining internal partnerships.
- Able to focus on customer-centric with an emphasis on delivering a world-class customer experience.
- Excellent communication skills ranging from tech-talk to business talk.
- Must have outstanding interpersonal and problem-solving skills, combined with a willingness to learn.
- Progressive IT experience within a large matrix global organization.
- Hands-on experience in creating/managing Ansible playbooks, roles, Jenkins, and Git.
32. BS in Information Technology with 8 years of Experience
- Hands-on experience in administering an on premise Gitlab and CI/CD processes.
- Kubernetes and Docker knowledge/experience.
- Knowledge of VMware ESXi, NSX and networking concepts (TCP/IP, Routing, Layer-2 Adjacency, etc.)
- Able to utilize cloud API's for infrastructure automation.
- Understanding the SAN environment for virtual and physical servers.
- Experience deploying enterprise detection and response software.
- Knowledge of Network Access Control software (Forescout or equivalent).
- Able to achieve performance goals and objectives in line with the team-wide vision and goals.
33. BS in Software Engineering with 7 years of Experience
- Experience as a Linux System Administrator at midsize or large organizations.
- Experience working with Ansible.
- Solid experience in the administration and performance tuning of application stacks.
- Good solid scripting skills.
- Experience with automation software.
- Proven working experience in installing, configuring and troubleshooting various operating systems.
- Solid networking knowledge.
- Applicants with AWS experience.
34. BS in Computer Engineering with 9 years of Experience
- Strong understanding of RedHat Linux and Unix.
- Proficient experience with scripting and automation with tools like Python, Ansible and Salt.
- Understanding of CI/CD.
- Able to utilize GitLab for version control and storage of scripts/code and documentation.
- Extensive experience in open systems server hardware and software installation, configuration, troubleshooting, problem resolution and root cause analysis.
- Great understanding of system log analysis, tcpdump, network traces and Wireshark review, etc.
- Ability to quickly comprehend the functions and capabilities of new technologies.
- Understanding of other domains such as network, virtualization, storage, middleware, backup, etc.
- Knowledge of ITIL best practices (Incident, change, and problem management).
- Strong expertise with production and application support in mixed environments.
- Strong familiarity with system monitoring and telemetry.
- Ability to validate the integrity and availability of all hardware, server resources, systems, and key processes, including reviewing system and application logs, and monitoring capacities.
35. BS in Systems Engineering with 8 years of Experience
- Strong working knowledge of Linux system administration.
- Strong working knowledge of configuration management (Ansible).
- Strong working knowledge of a monitoring system (Nagios, Ganglia, Zabbix, etc.)
- Strong working knowledge of programming languages (Bash, Python).
- Working knowledge of virtualization systems (VMware).
- Working knowledge of CI/CD systems (Gitlab).
- Working knowledge of containerization platforms (Kubernetes, Docker).
- Experience in software-based load-balancing.
- Experience in handling software integration projects.
- Previous work experience in publicly funded or private research institutes.
- Good communication, service-oriented mindset.
36. BS in Information Systems with 10 years of Experience
- Extensive experience in systems engineering, software engineering, operating systems programming, or systems architecture.
- Expert knowledge of Linux, especially Red Hat Enterprise (Linux versions 7 through 8).
- Good understanding of Linux security, performance tuning and troubleshooting, Linux security hardening, auditing and Linux servers in virtualized environments.
- Working knowledge of computer hardware, operating system software and desktop applications.
- Able to adapt in scripting, bash/python.
- Must have Red Hat certification or AWS Certification.
- Experience in the ITIL framework (Change, Incident and Problem).
- Excellent problem-solving and analytical skills.
37. BS in Cloud Computing with 9 years of Experience
- Understanding and extensive history of Linux Systems administration at enterprise scale.
- Strong familiarity with Apache, Java, PHP and Python application management.
- Experience with container networking on Docker or Kubernetes Container Networking Interface (CNI).
- Experience with Calico container networking.
- Experience with container volumes on Docker or Kubernetes Container Storage Interface (CSI).
- Strong familiarity with Azure or AWS cloud infrastructure.
- Experience with Prometheus and Grafana.
- Experience with Elasticsearch.
- Must have CKA (Certified Kubernetes Administration) Certification.
- Ability to work in a team environment.
- Proven ability to understand and design how different system layers (Application, Container, network and infrastructure) work together and interact.
- Good interpersonal and communication skills.
- Ability to multitask and remain productive in an exciting, service-driven and results-oriented environment.
- Demonstrated organizational, analytical and problem-solving skills.
38. BS in Cybersecurity with 11 years of Experience
- Experience working with customers at all organizational levels to gather requirements and/or provide technical guidance.
- Linux system administration and/or networking skills with experience installing, troubleshooting, repairing, and administering IT networks.
- Knowledge of and experience with one or more of the following IT disciplines: systems administration, network administration, and/or computer security management.
- Knowledge of and experience with cybersecurity processes.
- Ability to work in a dynamic, technical team environment with competing priorities, tight deadlines, and high pressure associated with operating a critical, complex system.
- Proficient verbal and written communication skills to effectively collaborate with other team members and to present and explain technical information to management.
- Experience installing, troubleshooting, repairing, and administering IT networks.
- Experience in practically applying cybersecurity knowledge in a software production environment.
- Advanced knowledge of and significant experience with shell scripting to support software installation.
- Experience performing administration of systems and networks using CSL software (JCATS/JLOD).
- Experience with Windows operating systems or servers.
- Experience with network security, including hardware/software encryption, firewall administration, and/or intrusion detection.
- Knowledge of US and foreign military, DOE, and/or DoD operations and application of cybersecurity mandates, with experience as a technical and/or team leader.
- Experience training users and customers.
39. BS in Network Engineering with 9 years of Experience
- Proven work experience as a Linux Engineer, Technical Support Engineer, or similar in a Linux production environment.
- Ability to learn new technology in a fast-paced environment.
- Ability to diagnose and troubleshoot complex technical issues.
- Excellent problem-solving and communication skills.
- Able to self-driven, motivated and results-oriented, customer-centric mindset.
- Expert-level experience with server-level operating systems, Unix/Linux, and facilitating high-level engineering.
- Understanding of distributed storage systems such as CEPH, EMC ECS, HDFS and protocols FC, iSCSI, NFS, CIFS, etc.
- Knowledge of networks, routers, switches, firewalls and a deep understanding of the TCP/IP stack.
- Strong development experience with shell, Python, etc.
- Experience with automation/configuration management using either Puppet, Chef, or Ansible.
- Comfortable with Kubernetes, Docker and monitoring tools.
- Knowledge and experience of OpenStack production design, operations, and troubleshooting.
40. BS in Infrastructure Engineering with 10 years of Experience
- Experience managing enterprise RedHat Unix/Linux solutions, preferably large scale.
- Strong scripting skills (Ansible, Shell, Python, etc.)
- Deep knowledge and experience supporting RHEL 7 and 8.
- Proficient with LDAP configuration and management.
- Experience with virtualization (VMware).
- Hands-on experience with computer hardware maintenance.
- Demonstrated commitment to providing excellent customer service.
- Strong drive for continuous improvement.
- In-depth knowledge of Red Hat Kickstart and configuration management tools (Puppet, Ansible).
- Must have Ansible experience.
- Proven skills in automating system services and tasks to streamline service and ensure consistency.
- Advanced troubleshooting skills and the ability to solve complex problems.
- Strong communication skills (verbal, written, presentation, interpersonal).
- Strong skills in decision-making, prioritization and negotiation.
41. BS in Computer Networking with 8 years of Experience
- Proficient with Red Hat Linux or CentOS Linux distribution.
- Experience within the Linux Environment.
- Hands-on experience with configuration management tools (Salt, Puppet, Chef, Ansible).
- Experience working in a Systems or Hardware administration.
- Firsthand experience with VMWare administration.
- Knowledge using scripting languages such as Go, JavaScript, or Python.
- Strong familiarity with protocols, DNS, HTTP(S), NFS, SMTP, and SSH.
- Knowledge of one or more of the Unix Shells, Python, and Perl.
- Hands-on experience with VMware ESXi 6/7.
- Strong familiarity with Load Balancing.
- Knowledge of one or more web servers, Apache, HTTPD, or Nginx.
- Understanding of Object Storage platforms, Amazon S3, Scality, or SwiftStack.
- Experience with log management tools, Elasticsearch, Splunk, Graylog, etc.)
- Kubernetes/Container Technologies experience.
42. BS in DevOps Engineering with 6 years of Experience
- Experience working in systems design and support.
- Expertise with Linux.
- Experience with Container system, e.g Kubernetes, Docker, etc.
- Experience in enterprise applications and infrastructure environments.
- Experience in working in a global/regional environment.
- Extensive problem-solving and interpersonal skills, excellent written and oral communication skills.
- Ability to work both independently and as a team member.
- Good communication and language skills in English (written and spoken).
- Able to work well in a fast-paced, constantly changing environment.
43. BS in Web Engineering with 8 years of Experience
- Strong core Linux skills.
- Understanding of and experience in designing, building and supporting environments incorporating Nginx/Apache, PHP/Python/Tomcat, MySQL/PostgreSQL.
- Experience with open-source application suites (e.g., CKAN, CheckMK).
- Experience using modern orchestration/automation technologies (e.g., Puppet/Chef, Salt, Ansible, Jenkins, etc.)
- Experience with analysis, evaluation and preparation of recommendations for system improvements, optimisation, development, and/or maintenance efforts.
- Experience with Solr/ElasticSearch, network troubleshooting.
- Experience with FortiNet firewalls.
- Able to deploy and operate VMware, Nutanix/OpenStack and other Cloud platforms.
- Experience directory services such as Microsoft AD.
44. BS in Distributed Systems with 10 years of Experience
- Experience automating IT processes, systems and deployments using Ansible.
- Experience building deployment pipelines working with tools such as GitLab or Jenkins cicd.
- Experience using Hashicorp Vault and Nexus with deployment pipelines.
- Experience Docker/container orchestration and administration, migrating apps to run under Docker.
- Experience working with Prometheus, Grafana, and Loki.
- Ability to script using Python, Ruby, or bash.
- Proven experience with Linux (RHE/CentOS 6x,7x,8x) in a large complex environment.
- Able to perform filesystem Management and Support, EXT4, XFS, NFSv3/4, LVM Mgmt.
- Experience with system and kernel-level performance tuning using tools like Tuna and Tuned.
- Must have financial services experience.
- Experience with PostgreSQL administration.
- Experience working with high-performance computing, hardware acceleration using FPGA, GPU, kernel-bypass network technologies such as Solarflare.
- Experience working with Foreman and satellite deploying physical and virtual servers.
- Experience working with Puppet.
45. BS in Data Engineering with 9 years of Experience
- Must have RedHat Linux training and Certifications.
- Strong scripting skills in BASH, Python, Perl, and Ansible.
- Experience with Red Hat Satellite and Red Hat Directory Services (LDAP).
- Experience with TCP/IP networking.
- Good knowledge of VMware vSphere, Dell/HP/Cisco/IBM Server Hardware, Linux Clusters, Veritas Clustering, SAN/NAS Storage, Ansible/pipeline creation.
- Must have the ITIL best practice framework.
- Knowledge of Oracle, DB2, and MySQL.
- Experience or understanding of corporate and external audit standards such as Sarbanes-Oxley (SOX) and PCI.
46. BS in Artificial Intelligence with 10 years of Experience
- Knowledge and experience with system administration for Linux and/or Windows.
- Demonstrated experience in leveraging state of-the-art solutions for programs.
- Demonstrated experience working in environments, ensuring compliance with NISPOM/RMF/JSIG Security guidelines and other government security regulations.
- Demonstrated experience developing effective stakeholder and partner relationships.
- Demonstrated experience in effectively performing in a fast-paced, dynamic environment.
- Demonstrated ability to work through technical, project, operational and resource challenges.
- Proven business acumen to manage multiple assignments and projects with the ability to balance technical requirements with business needs and affordability.
- Demonstrated collaboration and teaming skills at all levels of the organization.
- Strong leadership, organization, and interpersonal skills to provide customer support and support the team.
- Experience with containers and orchestration, especially in HPC applications using Singularity, Docker, Shifter, Kubernetes, etc.
- Scripting ability to support system administration (Ansible, Python, BASH, Perl, Batch, VBScript, PowerShell, etc.)
47. BS in High Performance Computing with 11 years of Experience
- Experience in High Performance Computing (HPC) with demonstrated technical knowledge, leading in infrastructure and IT security domains.
- Able to develop, script, and experiment to contrive and implement new solutions to technical problems.
- Able to design, build, script, and document new environments from the ground up.
- Extensive experience working in Linux Environments (Red Hat, CentOS, Ubuntu, SuSE, etc.)
- Understanding of routing/switching networking concepts.
- Understanding of virtualization infrastructure such as VMWare, KVM, Hyper-V, etc.
- Understanding of NAS/SAN/PFS storage systems and related networking.
- Experience with Parallel File Systems (PFS) such as Lustre or GPFS/Spectrum Scale.
- Experience with workload managers such as PBS Pro, SLURM, Torque, Oracle Grid Engine, etc.
- Experience with cluster management utilities such as xCAT, Warewulf, Bright Cluster Manager, etc.
- Must have Prefer Security+, CISSP, or other IAT Level II/III security certification.
- Experience with SSSD and Active Directory, LDAP, or IDM/FreeIPA Integration.
- Knowledge/Experience with Multi-Level Security (MLS) or Multi-Category Security (MCS) solutions.
48. BS in Telecommunications Engineering with 7 years of Experience
- Ability to provide effective and timely solutions in a very fast-paced environment where multitasking and attention to detail.
- Ability to be self-motivated and great under pressure.
- Excellent verbal and written communication skills.
- Strong desire to develop skills and continue to grow.
- Able to manage time well and work efficiently without close supervision in a very dynamic environment.
- Good at application troubleshooting.
- Strong troubleshooting and problem-solving capabilities, Linux scripting capabilities.
- Strong automation scripting skills.
- Solid understanding of Linux operating systems.
- Ability to troubleshoot issues that involve the network, interpret packet captures, and diagnose connectivity issues.
- Configuration management and change management experience.
- Professional, dedicated and passionate about translating business needs into powerful and useful products.
- Cloud experience, preferably from OpenStack.
- Experience with Ceph.
- Working experience in the financial industry.
49. BS in Database Systems with 6 years of Experience
- Experience with Linux and MySQL.
- Experience with BASH shell scripting, ticketing systems like ServiceCloud, networking protocols SNMP, TCP, UDP, and IP.
- Experience with coding in languages such as PHP, Java, JavaScript, C, and C++.
- Prior experience working in a fast-paced environment.
- Strong communication and customer service skills.
- Demonstrated ability to independently identify job challenges and ways to improve them from a technical and process perspective.
- Must have organization and multi-tasking skills.
- Must have self-driven traits with an eagerness for continued learning.
- Demonstrated troubleshooting and research skills.
50. BS in Information Security with 5 years of Experience
- Experience in the above area.
- Experience with Linux, Bash, and Python.
- Understanding of networking and common protocols such as TCP and UDP, HTTP, DNS, and SMTP.
- Experience with Ansible.
- Strong familiarity with Blockchain technology.
- Must have a customer-focused mindset and ability to prioritize among competing demands.
- Must have intellectual curiosity and the drive to continuously improve the environment.
- Excellent troubleshooting skills and documentation capabilities.
- Effective communication skills.
- Ability to translate technical jargon and concepts into terms intelligible to a layperson.
51. BS in Storage and Systems Engineering with 8 years of Experience
- Experience with CentOS, Red Hat, Solaris, and Ubuntu.
- Experience in networking routing on Linux Systems (firewall-cmd, iptables).
- Knowledge of Linux file system types.
- Proficient in authentication systems (NIS, AD, LDAP, Kerberos, IDM).
- Expertise with network-attached storage (NAS) and storage area networks (SAN).
- Exceptional interpersonal skills.
- Ability to work independently while juggling multiple projects.
- Experience in networking and infrastructure.
52. BS in Digital Infrastructure Engineering with 7 years of Experience
- Professional computing experience (or equivalent combination of education and experience).
- Experience managing Windows Systems.
- Experience with Storage Administration.
- Experience working with Cisco Network Switches and Firewalls.
- Experience with creating scripts using BASH or other scripting languages.
- Experience performing troubleshooting and system administration with Linux Servers and VMware Clusters.
- VM administration experience.
- Understanding of Windows Domain infrastructure.
- Experience with backup software (e.g., Altaro, Windows Backup).
- Excellent interpersonal skills suitable for user support and the ability to work well with peer system administrators.
- Must be able to work both independently and in a team environment.
- Good written and verbal communication skills.
53. BS in Systems Administration with 6 years of Experience
- Ability to produce and maintain site documentation.
- Demonstrated ability to work both independently and collaboratively to troubleshoot, perform root cause analysis, identify, and isolate technical issues in order to quickly and effectively resolve problems while providing timely status and progress reports to the problem manager.
- Strong understanding of basic network theory.
- Willingness to deploy with the facility.
- Experience with Active Directory administration, including group policy.
- Ability to prepare simple documentation web pages.
- Experience with PowerShell.
- Experience working with servers using VLANs.
- Strong knowledge of Red Hat Linux operating systems.
- Strong knowledge of open source web application services, such as Apache.
54. BS in Platform Engineering with 10 years of Experience
- Experience with storage, compute, and network components.
- Good understanding and hands-on experience with Ansible and CI/CD pipelines.
- Production experience with OpenShift or Kubernetes.
- TCP/IP and hands-on experience with load balancers, firewalls, and troubleshooting of network-related issues.
- Linux systems experience with Oracle databases, MySQL, and PostgreSQL (including clustering and backups).
- Must have scripting skills (Bash, Python).
- Good troubleshooting skills for system, network, and application-related issues.
- Experience as a Linux Engineer/Systems Engineer, etc.
- Strong Python skills.
- Able to configure management tools, Chef, Puppet, Terraform, Ansible, etc.
- Knowledge of network fundamentals.
55. BS in Virtualization and Cloud Infrastructure with 8 years of Experience
- Extensive Linux experience.
- Solid understanding of VLAN and networking.
- Experience with server hardware and configuration.
- Experience with storage and infrastructure management.
- Knowledge across Microsoft server technologies (AD, DHCP, DNS, IIS, etc.)
- Strong problem-solving and troubleshooting skills.
- Understanding of business processes and the technology impacts on the business.
- Good knowledge of English.
- Must have efficient task management skills.
56. BS in Network Security with 7 years of Experience
- Experience in Linux System Administration, Windows System Administration, and/or Help Desk Support.
- Experience working in a management or leadership role.
- Must have, or obtain upon hire, a current DoD 8570 IAT level II certification.
- Must have an active DoD Secret Security Clearance.
- Experience with RHEL Satellite.
- Experience with Ansible Tower.
- Experience with YUM and DNS Bind.
- Proactive approach and willingness to learn.
- Basic knowledge on Linux operating system.
- Basic knowledge of VMware.
- Good communication skills in a fast-paced environment.
57. BS in Linux Systems Administration with 6 years of Experience
- Python development experience or any scripting experience.
- Must have experience working in large Linux environments.
- Must have configuration management experience with Ansible, Git, and GitHub.
- Working knowledge of Docker and Podman.
- Must have exposure to JFrog Artifactory or Device 42.
- Strong analytical and problem-solving skills.
- Great communication skills, both written and verbal, and the ability to prioritize and multitask in a fast-paced environment.
- Strong Linux skills.
- Automation experience, e.g., PowerShell or Python.
- Knowledge of networking.
58. BS in Computational Science with 9 years of Experience
- Experience working with configuration management tools, ideally Ansible or Puppet.
- Scripting and automation experience with Bash, Python, or another high-level programming language.
- Extensive Linux support and engineering experience in a high-availability environment.
- Strong RHEL, CentOS, Ubuntu, or Debian experience.
- Solid understanding of general technical concepts like Kerberos, DNS, DHCP, and networking.
- Previous experience tuning Linux systems for trading systems.
- Understanding of IP networking, routing and IP multicast traffic.
- Must have English level B1 or higher.
- Good and widespread technical background.
- Knowledge in standards and best practices related to IT (i.e., PCI DSS, ISO standards, ITIL).
59. BS in Enterprise Systems Engineering with 8 years of Experience
- Linux systems engineering experience.
- Experience with RedHat Linux and high proficiency with Red Hat Satellite.
- Experience in VMware installation, setup, and troubleshooting.
- Knowledge of Lenovo DM5000 or NetApp storage.
- Must have OpenLDAP or IDM, AWS experience.
- Able to participate in on-call rotational third-level mission-critical support.
- Must have Red Hat Certification.
- Experience in the operation of server platforms in the enterprise environment.
- Experience in Bash or Python for scripting.
- Strong familiarity with authentication and authorization infrastructure within Linux systems.
- Able to speak fluently in English.
60. BS in Information Engineering with 5 years of Experience
- Experience with Information Technology.
- Linux general knowledge, particularly CentOS, RHCE.
- Good knowledge of virtualization, storage, and networking.
- Knowledge of hardware setup and maintenance.
- Working knowledge of troubleshooting techniques and monitoring tools.
- Able to handle multiple tasks simultaneously.
- Able to work well in a fast-paced agile environment.
- Experience with Linux/Windows OS.
- Must have experience in automation/server build.
- Must be amenable to working on a shifting schedule and a hybrid setup.
61. BS in Linux and Open Source Systems with 6 years of Experience
- Experience working with Debian/Ubuntu distributions.
- Strong familiarity with other Linux distributions.
- Experience programming and scripting in Python and Shell.
- Linux performance troubleshooting experience.
- Experience with configuration management tools (Ansible, Puppet, or Salt).
- Experience with data virtualization and monitoring technologies like Grafana, Check MK, and/or Prometheus.
- Experience with Linux environment and excellent knowledge of Linux commands.
- Strong troubleshooting skills.
- Experience with Cloud technologies and DevOps.
- Excellent customer service skills, including direct interaction with users, assertiveness, and perseverance to follow issues to closure.
62. BS in Operating Systems Engineering with 7 years of Experience
- Experience in Linux OS.
- Experience with Ansible automation capabilities.
- Experience with a modern scripting language (Shell, Bash, Python, etc.)
- Experience working with a cloud environment (AWS, Azure, GCP, etc.)
- Previous experience in a trading environment.
- Ample troubleshooting experience.
- Strong experience working with Linux in a (complex) production environment.
- Experience with either Puppet or scripting with Python.
- Strong personality with complementary communication skills.
- Experience with networking, security set-up, load balancing, and databases.
- Experience TCP/IP, IPTables, HAProxy, PostgreSQL, etc.
63. BS in Systems Software Engineering with 12 years of Experience
- Experience managing a large 24x7 enterprise environment (hundreds of servers, multiple sites).
- Deep understanding of the Linux Kernel (scheduling, networking, I/O, monitoring).
- Solid background in configuration management (Puppet/Salt, build RPMs, deploy updates).
- Strong understanding of software engineering (design, testing, version control) and experience in two of Python/Ruby/C/C++.
- Highly methodical and analytical approach to problem solving and evaluating technologies.
- Able to dedicate to quality and attention to detail.
- Experience with programming/scripting languages such as C, C++, Python, band ash.
- Able to operate systems Ubuntu, Red Hat (RHEL), SUSE, Android (strong working knowledge).
- Solid working knowledge with Linux kernel.
- Strong development experience in the areas of systems software products and platform security.
64. BA in Information Technology Management with 10 years of Experience
- Experience Linux Enterprise system (RHEL, CentOS, SUSE) in a HA environment.
- Experience with Ansible and Satellite for the management of RHEL systems.
- Able to perform Windows Server administration and configuration in an enterprise environment.
- Good knowledge of Virtual environment systems, based on VMWare vSphere and VDI Hypervisor Technology.
- Good knowledge of Storage management and configuration (DELL/EMC).
- Basic knowledge of Project Management.
- Experience in supporting a Linux-based distributed computing environment with a massive number of servers.
- Must have low latency expeirences.
- Scripting using Python/Unix Shell/Perl/Ruby.
- Previous experience in the investment banking industry, also open to IT vendors/consulting firms.
- Excellent communication and interpersonal skills.
Professional Skills FAQs
What are professional skills?
Professional skills are abilities that help individuals perform tasks effectively in a workplace environment. These skills include both technical competencies required for specific roles and soft skills such as communication, teamwork, and problem solving.
What is the difference between hard skills and soft skills?
Hard skills are technical abilities learned through education or training, such as programming, data analysis, or laboratory testing. Soft skills refer to interpersonal abilities like communication, leadership, adaptability, and teamwork.
Why are professional skills important for careers and resumes?
Professional skills help employers evaluate whether a candidate can perform job responsibilities effectively. Listing relevant skills on a resume demonstrates qualifications and helps applications pass Applicant Tracking Systems used in modern hiring processes.
What professional skills do employers look for?
Employers usually value a combination of technical expertise and transferable workplace skills. Common examples include analytical thinking, communication, teamwork, leadership, time management, adaptability, and digital literacy.
How can professionals develop professional skills?
Professionals can develop skills through continuous learning, training programs, certifications, mentorship, and practical work experience. Staying updated with industry trends also helps individuals maintain relevant and competitive skills.
Editorial Process
Lamwork content is developed through structured review of publicly available job postings and documented hiring trends.
Editorial operations are managed by Thanh Huyen, Managing Editor, with research direction and final oversight by Lam Nguyen, Founder & Editorial Lead. Content is periodically reviewed to reflect observable labor market changes.