• Linux Systems Administrator

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Full Time Linux Systems Administrator JHNA is currently seeking a talented Linux Systems Administrator to support our NAVAIR ... Roles/Responsibilities: + Installing, configuring and managing the Linux operating systems and related toolsets + Gathering requirements, developing and...Secret Clearance. Must have ability to obtain a Top Secret , Interim Top more
    JHNA (11/25/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …RQ210149 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... support for implementation, troubleshooting and maintenance of information Technology (IT) systems . Manages IT system infrastructure and any processes related… more
    General Dynamics Information Technology (11/08/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do...will also be required. We're looking for an experienced Systems Administrator to join our team supporting… more
    RTX Corporation (11/19/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior ... Linux System Administrator is responsible for leading ...standards. + Install, configure, and maintain software and operating systems . + Implement operating system enhancements for… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    Senior Unix System Administrator (4608)at SMX(View all jobs)...Must be able to obtain and maintain a DoD Top Secret clearance; Interim Secret ... systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems are properly patched and configured in accordance… more
    SMX (12/04/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator 2 Candidate must have an active TS /SCI w/ Poly For ... System Administrator 2 Location Fort Meade,...dedication to excellence. Key Tasks: DCCA is looking for TS /SCI w/Polygraph cleared Systems Administrators with Linux… more
    DCCA (11/21/25)
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  • Microsoft SQL Database Administrator

    Leidos (Suitland, MD)
    …certifications, or hands‑on experience may substitute for a degree. + Active DoD Top Secret /SCI clearance. + IAT Level II certification (eg, Security+ CE) ... **Description** **Join Us as a Microsoft SQL Database Administrator ** Leidos is looking for a talented Microsoft...in Suitland, MD. If you hold an active DoD TS /SCI clearance and thrive on solving complex challenges, this… more
    Leidos (01/01/26)
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  • Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …environment where you can thrive, keep reading!** Leidos is seeking a Citrix Systems Administrator to support the National Media Exploitation Center (NMEC). The ... improving the reliability, functionality, and user experience of the systems . This individual will work in a team environment...and problems. + Experience working as a Tier 3 system administrator : familiar with using desktop software… more
    Leidos (12/03/25)
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  • System Administrator

    CACI International (Hanover, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... of Travel: None * * * **Exciting Opportunity: Join Our Team as a System Administrator for Cutting-Edge ICAM Projects!** Are you a tech-savvy professional with… more
    CACI International (12/05/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated ... Bachelor's degree. + 15+ years of experience as a System Administrator or related experience in programs...with NetAPP **Clearance Requirements:** + Must have a current/active Top Secret /SCI with Polygraph **Physical Requirements:** +… more
    ManTech (12/25/25)
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