• Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location: St. Louis, MO,...17232 Job Description We are looking for a talented TS / SCI cleared Red Hat Data Center / Systems ... 35% telework will be authorized once you have established yourself on the team Active TS / SCI clearance and CI Poly is required (we can sponsor your polygraph… more
    Arena Technical Resources, LLC (10/06/25)
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  • HPC Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    …systems **Preferred Qualifications:** + Bachelor's degree in Information Technology + Active Top Secret , TS / SCI , Polygraph, or SAP/SAR access would ... Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator ** to join its dynamic...have the ability to obtain, and maintain, a DOD ** Top Secret ** level security clearance as a… more
    Northrop Grumman (09/10/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam...+ **Security Clearance** : Candidates must possess an active TS / SCI with Polygraph to be considered for… more
    Leidos (10/09/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT based ... of UNIX and NT based systems. \#LI-PB2 **Required Education, Experience, & Skills** + TS / SCI clearance with appropriate poly + Ability to work 100% onsite +… more
    BAE Systems (09/09/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... installation, configuration, troubleshooting, and maintenance. **Security Clearance Requirements:** + Active TS / SCI with Polygraph is required to be considered… more
    ManTech (10/14/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …in a Linux environment. **Security Clearance Requirements:** + Current/Active TS / SCI with Polygraph. **Physical Requirements:** + Must be able to ... Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator ** to join our...with ManTech through its online applicant system, please email us at ###@mantech.com and provide your name and contact information more
    ManTech (09/20/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    MANTECH seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT ... + Atlassian tool suite (JIRA, Confluence) **Security Clearance Requirements** + Current/active TS / SCI with Polygraph, **Physical Requirements** + Must be able to… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    ManTech is seeking a ** Linux ** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and ... within integrated software development environments **Security Clearance Requirements** + Current TS / SCI with Polygraph **Physical Requirements** + Must be able… more
    ManTech (08/08/25)
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  • Field Engineer/ Linux Systems…

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at multiple military ... Enlighten, honored as a Top Workplace from USA Today, is a leader...desired, but not required. Can consider up to a TS / SCI with a Polygraph. We have many… more
    Huntington Ingalls Industries (08/08/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** Linux System Administrator ** to join our team located in the Fort Meade, MD area. ... and software in support of developing and testing of information technology systems + Experience with Linux ...operating systems **Clearance Requirement:** + Must have a current/active TS / SCI with Poly **Physical Requirements:** + Must… more
    ManTech (10/16/25)
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