• Systems Administrator 1

    Amentum (Annapolis Junction, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator ** to join our team of passionate individuals in **Annapolis ... security and intelligence mission. **Responsibilities:** Skilled Linux based System Administrator to support DevOps team. This role requires a self-motivated… more
    Amentum (10/17/25)
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  • Principal Systems Administrator

    ManTech (Arlington, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... software, network, and application issues + Manage and maintain computer systems , servers, and other IT infrastructure, ensuring optimal performance and security… more
    ManTech (10/10/25)
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  • Systems Administrator - COMSEC

    KBR (Chantilly, VA)
    Title: Systems Administrator - COMSEC Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... this SETA role, you use your expertise to perform Systems Administration for a COMSEC group. A Systems...Standard 40 hours per week. Qualifications: Required: + Clearance: Top Secret SCI with Polygraph. + Experience:… more
    KBR (09/06/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Low-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI ... None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the...onsite at Beale AFB, CA and have an active/current TS /SCI prior to hire. **Responsibilities:** + Manages/supports LBS SW… more
    CACI International (10/17/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team to assist in ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to...Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS /SCI clearance… more
    Nightwing (10/08/25)
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  • Systems Administrator 1

    Huntington Ingalls Industries (Dayton, OH)
    …Huntington Ingalls Industries, Technical Solutions Division (HII-TSD) is currently seeking a Systems Administrator . The ideal candidate works well in an agile, ... Full Time/Salaried/Exempt Anticipated Salary Range: $49,013.00 - $60,018.00 Security Clearance: Secret Level of Experience: Entry Level This opportunity resides with… more
    Huntington Ingalls Industries (09/25/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing hybrid… more
    Leidos (07/31/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    …Required Qualifications: + Must have current Secret Clearance with the ability to obtain Top Secret . Interim TS to start. US Citizenship required. - US ... MD, USA | Salary | Full Time NAVAIR Senior Systems Administrator Overview: JHNA is currently seeking...will require on-site/in person support and an active DoD Secret Clearance. Roles/Responsibilities: + + Install, configure, and support… more
    JHNA (09/16/25)
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  • Network and Computer Systems

    Deloitte (Baltimore, MD)
    …NCAE designated institution + 1+ years of experience as a network or systems administrator + Active Top Secret security clearance (SCI eligible) + Must ... innovation. Work You'll Do Join Deloitte as a Network & Server Administrator , where you'll install, configure, and maintain our organization's local area network… more
    Deloitte (10/13/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows ... Systems Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the management of… more
    Black Bear Technology Solutions, LLC (08/23/25)
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