• Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …but not be limited to the following: + Perform as a primary Windows/VMware systems administrator for a classified government contact. + Maintain smooth operation ... the best work of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator ...Bachelor's or Master's degree in IS related field. + Top Secret Clearance. + Experience operating under… more
    Northrop Grumman (11/13/25)
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  • IT Systems Administrator

    Leidos (Washington, DC)
    **Description** The Leidos National Security Sector is seeking an experienced ** Systems Administrator ** to provide technical expertise installing, configuring, ... planning sessions, providing actionable recommendations. **Required Security Clearance:** + Active Top Secret . **Basic Qualifications.** + Bachelor's degree and… more
    Leidos (09/13/25)
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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 Employee ... multiple hosting platforms, including OpenStack, AWS, and VMware, all while supporting Linux VMs. + **Continuous Learning:** Dive deep into VM Management and DevOps,… more
    CACI International (11/14/25)
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  • Systems Administrator /Site…

    CACI International (Pearl Harbor, HI)
    …certification (Security+) + Knowledgeable on system troubleshooting processes + Familiar with UNIX/ Linux Operating Systems + ** TS /SCI clearance** _Desired:_ ... Systems Administrator /Site Representative Job Category: Information...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (12/03/25)
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  • System Administrator

    BAE Systems (Kula, HI)
    …11.5% Shift differential: $0.70 - $1.15/hour **Required Education, Experience, & Skills** + Active Top Secret with SCI eligibility + Must have or obtain current ... **Job Description** BAE Systems is seeking a full-time System Administrator ...LINUX certification + Current Security certification or other current DoD… more
    BAE Systems (11/08/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …COMPTIA Sec + or higher certification * 7 years of experience as a Systems Administrator or similar infrastructure engineering role. * Advanced knowledge of ... Windows Server and/or Linux systems . * Strong expertise with virtualization...a plus. SECURITY CLEARANCE REQUIREMENTS: Must currently hold a Top Secret /SCI clearance. Physical Demands: * Must… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …and keep people safe. **Required Education, Experience, & Skills** + Active DoD Top Secret DoD Clearance + Workingfull-time on-siteat Washington Navy Yard + ... **Job Description** BAE Systems is seeking an on-site **System Administrator...defense, aerospace, and security solutions. As one of the top ten defense contractors, we employ a skilled workforce… more
    BAE Systems (12/04/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do...deleting user accounts and groups as well as integrating Linux systems into an Active Directory environment… more
    RTX Corporation (11/19/25)
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  • Classified Area Systems

    Leidos (Huntsville, AL)
    …+ Familiarity with Risk Management Framework requirements for Windows and Linux systems . + **Must have an active DoD Secret clearance and ability to ... Modernization CIS Team is looking for a skilled **System Administrator ** to join our team. In this role, you'll...Windows servers, desktops, and network devices; bonus points for Linux experience. + Embrace new technologies to meet evolving… more
    Leidos (10/16/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Mid-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI ... * * **The Opportunity:** CACI is seeking a SIGINT Systems Administrator (Mid-Band) to join the CACI...experience + ≥1 yrs of DCGS experience _Desired:_ + Linux /UNIX Experience + AF DCGS experience + Systems more
    CACI International (11/12/25)
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