Linux Systems Administrators All Levels
Howard County, MD - USA
Job Summary
Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sectors Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering Computer Network Operations (CNO) Mission Software Analytical Methods and Modeling Signals Intelligence (SIGINT) and Cryptographic Key Management.
At Leidos we offer competitive benefits including Paid Time Off 11 paid Holidays 401(k) with a 6% company match and immediate vesting Flexible Schedules Discounted Stock Purchase Plans Technical Upskilling Education and Training Support Parental Paid Leave and much more.
Join us and make a difference in National Security.
Linux Systems Administrator roles are eligible for a $10000 Sign-On Bonus.
Job Summary
Seeking Linux Systems Administrators to support mission-focused Intelligence Community environments. Multiple experience levels are available.
Required Skills
- Linux systems administration (RHEL Rocky Linux CentOS or similar distributions)
- STE/STN support
- Virtualization and/or container technologies
- Scripting and automation (Bash Python Ansible Salt etc.)
- Storage management networking and system troubleshooting
- SSP compliance and secure system administration
- Experience supporting classified operational environments
- Security Clearance Requirement: Active TS/SCI with Polygraph
Desired Skills
- AWS cloud environments
- KVM Proxmox or similar virtualization platforms
- FreeIPA Centrify LDAP or Active Directory
- PKI TLS and cryptographic technologies
- Mixed Linux/Windows environments
Experience Levels
Level 0: Bachelors degree and 05 years of experience
Level 1: Bachelors degree and 510 years of experience
Level 2: Bachelors degree and 1020 years of experience
Level 3: Bachelors degree and 20 years of experience
Candidates without a bachelors degree will be considered on a case-by-case basis and may substitute an additional 5 years of relevant experience.
This posting is for multiple opportunities. Level placement responsibilities and compensation will be aligned to a candidates experience and qualifications.
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If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.
Original Posting:
June 15 2026For 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:
Pay Range $116350.00 - $210325.00The Leidos pay range for this job level is a general guideline onlyand 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.
Required Experience:
Unclear Seniority
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.