• Endpoint Security Engineer (Trellix…

    CACI International (Hampton, VA)
    …documented. + Basic understanding of Microsoft SQL Server. **Qualifications** _Required:_ + Top Secret /SCI security clearance. + Bachelor's degree in IT ... Endpoint Security Engineer (Trellix Administrator ) Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (01/13/26)
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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 ... Travel Required: None Type of Travel: None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the CACI team at Beale AFB, CA. You… more
    CACI International (01/16/26)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …or DevOps tooling, including Ansible, Jenkins, or Terraform + Top Secret clearance + Bachelor's degree in Information Systems , Computer Science, or ... Systems Administrator The Opportunity: In this...Hybrid Administrator Associate, or Red Hat Certified System Administrator (RHCSA) Certification Clearance: Applicants selected… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
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  • Systems Administrator

    RTX Corporation (Tucson, AZ)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... world. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat...relevant experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (01/15/26)
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  • Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The… more
    CACI International (12/18/25)
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  • System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) ... the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems ....basic to advance scripting experience. + An active DoD Top - Secret Clearance. + Advanced hands-on experience with… more
    RTX Corporation (10/24/25)
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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 (11/21/25)
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  • VMware ESXI Administrator

    Trace Systems Inc (Portsmouth, VA)
    …Standards & Technology (NIST) IA Level. Minimum Qualifications + Active, in-scope US Government issued Top Secret clearance. + Due to the nature of the work and ... Title: VMware ESXI Administrator Location: Portsmouth, VA Job Responsibilities Trace Systems is seeking a VMware ESXI Administrator to support the Norfolk… more
    Trace Systems Inc (11/27/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... * **The Opportunity:** CACI is seeking a highly skilled ** System Administrator ** to join our team in...to include web servers, database servers, and associated development systems (eg Team Foundation Server) + Maintains system… more
    CACI International (12/29/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator 2 Candidate must have an active TS /SCI w/ Poly For ... System Administrator 2 Location Fort Meade,...dedication to excellence. Key Tasks: DCCA is looking for TS /SCI w/Polygraph cleared Systems Administrators with Linux… more
    DCCA (11/21/25)
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