Linux Systems Administrator
Leidos
Linux Systems Administrator
Leidos
Builds technology for defense and civil agencies
About Leidos
Leidos is a FORTUNE 500® company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. We deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. Guided by our Mission, Vision, and Values, Leidos empowers its teams, contributes to its communities, and operates sustainably—always with a commitment to doing the right thing for our customers, our people, and our community.
The Leidos Intel Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support Intelligence Community customers as they address evolving national security challenges.
About the Opportunity
Leidos is seeking a Linux Systems Administrator – Quality Assurance to support Linux-based environments that enable mission-critical testing, validation, and operational readiness. As part of a multidisciplinary operations team, you will help maintain stable, secure, and repeatable Linux environments while supporting system administration, troubleshooting, automation, and day-to-day operational activities.
Why This Role Matters
Reliable Linux environments are essential to delivering dependable mission capabilities. As a Linux Systems Administrator – Quality Assurance, you will help ensure operational systems remain secure, stable, and ready to support testing and deployment activities. Your work directly contributes to maintaining high-quality computing environments that enable successful 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 Help Desk incidents involving Linux systems and associated hardware.
Support hardware troubleshooting efforts and remain engaged through issue resolution.
Communicate issue status and operational updates to management and internal customers.
Automation & System Reliability
Develop Bash shell scripts that improve system stability and deployment repeatability.
Support operating system enhancements that improve reliability and operational efficiency.
Assist with system capacity analysis and resource utilization activities.
Monitor Linux environments to identify opportunities for improved operational stability.
Performance & Customer Support
Analyze escalated operational issues and provide technical feedback to management and customers.
Support continuous improvement of Linux operational processes.
Assist in maintaining reliable Linux environments supporting testing and validation activities.
Contribute to overall operational readiness across enterprise Linux platforms.
This posting is for multiple opportunities.
Required Qualifications
Clearance
TS/SCI with Polygraph, at time of Application, to be considered for the position.
Education
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 four (4) 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.
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Leidos develops technology and runs services for defense, intelligence and civilian agencies, as well as healthcare and commercial customers. It combines software and engineering work with systems integration, building secure networks and equipment used in demanding operations. Its portfolio includes medical services, energy infrastructure design and technology that supports military missions, linking specialist businesses under one parent. Customers pay through contracts for delivered systems and services, with payment tied to labor, costs or agreed project milestones. Leidos traces its roots to a company founded in 1969 and is headquartered in Reston, Virginia.
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