Linux Systems Administrator - Quality Assurance

Leidos LLC; Maryland; On-site; USD 92,000 - 167,000; Full time

Benefits offered by this job

Health and Wellness programs

Income Protection

Paid Leave and Retirement

Job summary

Leidos is seeking a Linux Systems Administrator - Quality Assurance to support Linux-based environments enabling mission-critical testing and operational readiness. You will maintain secure, stable Linux systems and contribute to automation, troubleshooting, and day-to-day IT activities.

You will work on configuration, incident response, and system reliability to ensure high-quality computing environments for testing and deployment across enterprise platforms.

Qualifications

• Clearance TS/SCI with Polygraph, at time of Application, to be considered for the position.
• 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.
• 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.

Responsibilities

• Configure, administer, and maintain Linux operating systems supporting enterprise IT environments.
• Install and maintain operating system software while ensuring system integrity, reliability, and availability.
• Provide implementation, troubleshooting, and maintenance support for enterprise IT systems; diagnose and resolve Tier 1 Help Desk incidents.
• Develop Bash shell scripts that improve system stability and deployment repeatability.
• Analyze escalated operational issues and provide technical feedback to management and customers.

Skills

Clearance TS/SCI with Polygraph

Education

Bachelor's degree in a technical discipline

Job description

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.

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.

Original Posting

August 18, 2026

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.

Pay Range

$92,300.00 - $166,850.00

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.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2billion for the fiscal year ended January2,2026. For more information, visit www.Leidos.com.