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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Linux Systems Administrator - Quality... - **Company:** Leidos, Inc. - **Location:** Aberdeen, MD, United States - **Experience:** Expert - **Salary:** $92,300.0 - $166,850.0 - **Contract:** Permanent contract - **Skills:** Bash Shell, Program Optimization, Computer Networks, System Configuration, Linux, IT Management, Linux System Administration, Performance Tuning, Red Hat Enterprise Linux, System Software, Reliability of Systems, Information Technology - **Published:** August 20, 2026 - **Apply:** https://www.juju.com/job/00000000gnxbic ## About the Role + Bachelor's degree in a technical discipline from an accredited college or university. + Four (4) additional years of relevant system administration experience may be substituted for the required bachelor's degree. Experience + Minimum of nine (9) years of experience supporting programs or contracts of similar scope, type, and complexity. Preferred Qualifications + Experience supporting Intelligence Community or other national security missions. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares. ## Description Leidos is seeking an experienced **Senior Linux Systems Administrator - Quality Assurance** to support Linux environments that enable mission-critical testing, validation, and operational readiness. As part of a multidisciplinary operations team, you will resolve increasingly complex Linux system issues while supporting enterprise operations, automation, system optimization, and advanced operational support activities. Why This Role Matters Operational excellence depends on Linux environments that are reliable, repeatable, and resilient. As a Senior Linux Systems Administrator - Quality Assurance, you will leverage your experience to resolve complex operational issues, improve Linux platform reliability, and ensure systems remain ready to support testing, deployment, and mission execution. What You'll Do Linux Administration + Configure, administer, and maintain Linux operating systems supporting enterprise IT environments. + Install and maintain operating system software while ensuring system integrity, reliability, and availability. + Configure and maintain network components supporting Linux environments. + Manage daily Linux system configuration and operational activities. Operations & Incident Response + Provide implementation, troubleshooting, and maintenance support for enterprise IT systems. + Diagnose and resolve Tier 1 and Tier 2 Help Desk incidents involving Linux systems and associated hardware. + Troubleshoot complex hardware and operating system issues while remaining engaged through issue resolution. + Communicate operational status, issue resolution, and escalation information to management and customers. Automation & System Reliability + Develop Bash shell scripts that improve system stability and deployment repeatability. + Support automation initiatives that improve consistency across Linux environments. + Perform operating system enhancements that improve reliability and operational efficiency. + Optimize Linux system operations through capacity analysis, resource utilization monitoring, and performance tuning. Performance & Customer Support + Analyze escalated operational issues and provide detailed technical feedback to management and customers. + Support continuous improvement of Linux operational processes. + Maintain reliable Linux environments supporting testing, validation, and operational readiness. + Contribute to increasing operational efficiency across enterprise Linux platforms. ## Related Videos - [My journey into DevOps world - How it all started!](https://www.wearedevelopers.com/videos/545-my-journey-into-devops-world-how-it-all-started) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Your Manager Doesn’t Come with a User Manual (But You Can Totally Write One)](https://www.wearedevelopers.com/videos/1495-your-manager-doesn-t-come-with-a-user-manual-but-you-can-totally-write-one) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Engineering/Manager Pendulum: Generating compound interest on your career](https://www.wearedevelopers.com/videos/100348-engineering-manager-pendulum-generating-compound-interest-on-your-career) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)