• Senior Systems Administrator

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Administrator ** to join our team in **Washington** **, DC** . **Responsibilities ... and supporting Microsoft Office products **Clearance Requirements:** + Must have a current/active TS / SCI clearance and the ability to obtain and maintain a… more
    ManTech (12/31/25)
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  • Cloud Systems Administrator

    CACI International (Laurel, MD)
    Cloud Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... at VM, container, or application levels. **Qualifications:** _Required:_ + An active NSA TS / SCI with Polygraph. + Bachelor's degree in Computer Science or a… more
    CACI International (10/16/25)
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  • MSIC - HPC Linux Systems

    COLSA Corporation (Huntsville, AL)
    …professional experience. + Minimum of 5 to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility + Must be able to pass ... Join our team as a Linux Systems Administrator , where you will support...+ Virtualization experience with VMWare or Nutanix. + Active TS // SCI clearance with a current CI Scope… more
    COLSA Corporation (12/31/25)
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  • Systems & Network Administrator

    Leidos (Riverside, CA)
    …skills, customer service orientation, and project management ability + Clearance: **Active Secret required; TS / SCI preferred** + Certification: **DoD 8570.01 ... **Description** ** Position Overview** Leidos is seeking a **Network & Computer Systems Administrator ** to join our team at March Air Reserve Base, CA. In this… more
    Leidos (12/24/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Summary:** The Systems Network Administrator provides support for implementation, troubleshooting and… more
    Leidos (11/18/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems /Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Summary:** Systems /Network administrator will provide support for implementation, troubleshooting and… more
    Leidos (12/20/25)
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  • Systems & Database Administrator

    CACI International (Suitland, MD)
    Systems & Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... Join Our Team as a Full Stack Engineer / Systems & Database Administrator ! Are you a...a multi-disciplinary team environment. **Qualifications:** _Required:_ + An active TS / SCI clearance. + 7-10 years of experience… more
    CACI International (12/17/25)
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  • Sccm/Mecm Systems Administrator

    Leidos (Alexandria, VA)
    …operations across multiple enclaves, classifications, and time zones. The System Administrator provides systems and software Operations and Maintenance (O&M) ... **Description** Leidos is seeking an SCCM/MECM System Administrator to support a large enterprise IT contract...government contracts we support, US Citizenship is required. + TS / SCI with Polygraph required for Position OR… more
    Leidos (12/08/25)
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  • Systems and Database Administrator

    CACI International (College Park, MD)
    Systems and Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee ... IT professional to support FOIA case management and other information access solutions who ideally has experience supporting system...an additional six (6) years of experience. + Possess Top Secret clearance and possess or be… more
    CACI International (10/15/25)
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  • ServiceNow Administrator /Developer…

    V2X (Springfield, VA)
    …Suite and SharePoint. Clearance Requirements: + This position will require an active DoD Top Secret with SCI eligibility. The position will require the ... We are hiring a great opportunity for a ServiceNow Administrator / Developer - active TS / SCI...schemas, and data modeling. + Shall possess ServiceNow Certified Systems Administrator Certification. + Shall have experience… more
    V2X (11/20/25)
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