• Systems Administrator

    ManTech (Fort Meade, MD)
    **MANTECH** seeks an experienced and passionate, career and customer -oriented **System Administrator ** to join our team in **Ft. Meade, MD.** **Responsibilities ... managing virtual environments + Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems +… more
    ManTech (12/31/25)
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  • Principal Windows Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are ... leader. At Northrop Grumman, you will have the resources, support , and team to do some of the best...Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum,… more
    Northrop Grumman (01/15/26)
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  • Database Administrator 3-IT

    Oracle (Annapolis, MD)
    …design, database generation, coding, and database production support . Provide DBA support with a high degree of customer service, technical expertise, and ... world class team to provide enterprise-wide, Oracle Database Administration support for production systems and provide DBA services to...system storage and plan future storage needs. The database administrator will work on both Linux &… more
    Oracle (12/21/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence ... + Lead as the Subject Matter Expert on all VDI related issues/needs. + Provide support for ticket escalation on major outages. + Be able to work in a rapid… more
    Leidos (01/16/26)
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  • System Administrator

    CACI International (College Park, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... of Travel: Local * * * **The Opportunity:** CACI is seeking a System Administrator to join our team. **Responsibilities:** As a Mid-Level Linux Infrastructure… more
    CACI International (11/08/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Elkridge, MD)
    …technologies that fuel those missions. By joining in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to ... thought leader. At Northrop Grumman, you'll have the resources, support , and team to do some of the best...you to join our team as a **Cyber Systems Administrator ** based out of **Elkridge, MD** . _Please Note:… more
    Northrop Grumman (01/01/26)
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  • Senior Systems Administrator with Poly

    BigBear.ai (Annapolis Junction, MD)
    …Management Framework and related systems to ensure optimized performance and security + Support patching, upgrading, and migrating of Linux systems and VMs. + ... Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS/SCI with Poly clearance...and assist and meet mission needs for our government customer . This role will be performed onsite at the… more
    BigBear.ai (12/30/25)
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  • Cross Domain Solutions Administrator (ONI)

    FGS, LLC (Suitland, MD)
    …enterprise services and components + Functional software configuration development to support customer and/or security requirements + Coordinate with ISSM/ISSO ... Cross Domain Solutions Administrator (ONI) Suitland, MD **Requires US Citizenship** **Employment Term and Type: Regular, Full Time** **Required Security Clearance:… more
    FGS, LLC (11/22/25)
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  • System Administrator

    CACI International (Laurel, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... fault tolerant. We are a division level (Y421) contract providing support for the following mission-critical organizations, Y4211/ Enterprise Transport and Routing… more
    CACI International (11/20/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats ... of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our IT operations team, you will play a… more
    Leidos (01/16/26)
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