• Senior Systems Administrator…

    Huntington Ingalls Industries (Hanover, MD)
    …be part of a small team of system administrators ensuring the stability, security , and efficiency of our systems . This position will support a mission ... of HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team...of system administrators to maintain the reliability, security , and efficiency of our systems +… more
    Huntington Ingalls Industries (08/27/25)
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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: ... + Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of… more
    CACI International (11/20/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint ... Senior Windows Systems Administrator Clearance Required: Top Secret...Windows platforms. The role ensures the performance, reliability, and security of infrastructure by managing staff, planning resources, and… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Intermediate Network Administrator

    System One (Aberdeen Proving Ground, MD)
    Intermediate Network Administrator Aberdeen Proving Grounds, Maryland Contract-To-Hire Pay Range: $40/h-$55/h -> 105k Conversion Salary ONSITE Aberdeen Proving ... Grounds Security Clearance: Interim Secret Clearance or higher ALTA IT...self-directed individual to fill the role of a Network Administrator (Intermediate) who will be a strong addition to… more
    System One (10/28/25)
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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 Type: ... other information access solutions who ideally has experience supporting system Operation and Maintenance in a customer environment. This on-site support… more
    CACI International (10/08/25)
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  • System Administrator

    TekSynap (Bethesda, MD)
    …by performing any necessary upgrades and repairs. + Planning a strategy to maintain system security on the computers and thenetwork as a whole. + Optimizingand ... evaluating the system regularly. + Assigning and updating security ...substituted for degree requirements. **Overview** We are seeking a ** System Administrator ** to perform various activities to… more
    TekSynap (09/16/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    … enhancements to improve reliability and performance + Communicate and coordinate with the Information System Security Officer (ISSO) and Information ... troubleshooting and maintenance of information Technology (IT) systems . Manages IT system infrastructure and any...and sustainment of compliance with applicable system security controls. + Provide support to IT systems… more
    General Dynamics Information Technology (11/08/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …Proven experience with patching and configuring systems , ensuring up-to-date security and optimal system performance. + Practical experience with ... **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our team at our Annapolis Junction, MD location.** **Responsibilities… more
    ManTech (09/05/25)
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  • System Administrator (Mfahd)

    CACI International (Fort Meade, MD)
    System Administrator (MFAHD) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... * * * **The Opportunity** CACI is seeking a System Administrator to be part of the...7 years' experience _Desired:_ + Expertise with Windows Operating Systems + Understanding of computer security principles… more
    CACI International (11/14/25)
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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, ... troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and any processes related to these systems . **Responsibilities… more
    ManTech (10/14/25)
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