• Senior Database Engineer/ System

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Senior Database Engineer/ System Administrator who is ready for a new challenge that will launch your career to the next level? + Tired of being treated ... Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security ...people Job Description: GliaCell is seeking a Senior Database Engineer/ System Administrator on one of our subcontracts.… more
    GliaCell Technologies (11/25/25)
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  • System Administrator - Active Secret…

    ENS Solutions (MD)
    This role is contingent upon Contract Award The System Administrator supports secure and resilient operations of PKI infrastructure and associated systems ... Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project Management, IT support, Solutions,… more
    ENS Solutions (10/31/25)
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  • 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 (11/25/25)
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  • 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 ... knowledge of backup and disaster recovery technologies + Strong understanding of system security principles and experience executing hardening techniques +… more
    JHNA (11/25/25)
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  • 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 ... but are not limited to:** + Configure and manage Linux operating systems . Installs/loads operating system software, troubleshoots maintains integrity and… more
    ManTech (11/21/25)
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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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  • CNO Developer/Engineer

    Shuvel Digital (MD)
    …Advanced Penetration Tester (GXPN), GIAC Python Coder (GPYC), GIAC Certified Unix Security Administrator (GCWN), Offensive Security Exploit Developer Global ... may work independently or participate in project-wide reviews of requirements, system architecture, and detailed design documents. A CNO Developer/ Engineer must… more
    Shuvel Digital (09/04/25)
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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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  • 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 ... + 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 Systems Administrator

    General Dynamics Information Technology (Aberdeen Proving Ground, MD)
    …lead, innovate, and drive strategic change. We are seeking a Senior System Administrator / Integrator with proven experience delivering mission-critical ... integration efforts, shaping architectural solutions, and mentoring technical teams. As a Senior System Administrator / Integrator, you will lead the design and… more
    General Dynamics Information Technology (11/08/25)
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