Linux Systems Administrator

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Columbia, MD
In-Office
90K-162K Annually
Information Technology • Software
The Role

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).  Our talented team is at the forefront in 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, 401K 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!  

Are you seeking a new and challenging position supporting a complex Program for the Warfighter? Well, look no further! This is an exciting time to contribute to a mission-critical program with lasting impactful results. Provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manage IT system infrastructure and any processes related to these systems. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Act as a SME in problem identification, diagnosis and resolution of problems. Provide support for the escalation and communication of status to agency management and internal customers. Provide support for the dispatch system and hardware problems and remains involved in the resolution process. Configure and manage UNIX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. 

Responsibilities Include:

  • Diagnose and resolve Tier 1 (Help Desk) and Tier 2 (Escalation) problems, ensuring efficient issue resolution.

  • Manage daily activities related to the configuration and operation of IT systems.

  • Optimize system operations, troubleshoot issues, and perform system capacity analysis and planning.

  • Assist users in accessing and utilizing IT systems effectively, providing guidance and support as needed.

  • Configure and manage UNIX or other applicable operating systems, and implement enhancements for improved reliability and performance.

  • Monitor and resolve problems across client/server, storage, and network devices, including mobile devices.

Basic Qualifications: 

  • Five (5) years' experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required.

  • Five (5) years of additional SA experience on projects with similar software processes may be substituted for a bachelor's degree.

  • Must have experience with Linux administration

  • Clearance Required:  Must have an active TS/SCI with Polygraph.

CONMD

CSSRC

Original Posting:March 26, 2025

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:Pay Range $89,700.00 - $162,150.00

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.

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The Company
Alexandria, VA
27,104 Employees
Year Founded: 1969

What We Do

We Are Leidos

For 50 years we have been tackling some of the biggest problems that face our nation and our world.

OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.

Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.

Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.

Your most important work is ahead.

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