• Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do ... relevant experience + Active and transferable US government issued top secret security clearance is required prior...experience + VMware highly desired + An active DoD TS / SCI with Polygraph clearance or prior … more
    RTX Corporation (10/16/25)
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  • Systems/Network Administrator , Master

    UIC Government Services and the Bowhead Family of Companies (San Diego, CA)
    …clearance at the Top Secret level, may be required to obtain a Top Secret / SCI clearance upon hire. US Citizenship is a requirement for Top ... **Overview** SYSTEMS/NETWORK ADMINISTRATOR , MASTER (HITS-R): Bowhead seeks a Systems/Network ...network security measures. **Qualifications** + BA/S in Computer Science, Information Systems, Engineering, Business, or other related field is… more
    UIC Government Services and the Bowhead Family of Companies (10/08/25)
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  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …customer in Colorado Springs, CO .This position will be on-site and will require an active Top Secret clearance with SCI / SAP eligibility. + This individual ... years experience or equivalent + Active Top Secret clearance with eligibility for SCI and...maintenance of system policies, such as Windows group policies, Linux authentication PAM rules/files (in concert with Linux… more
    ISYS Technologies (09/30/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ205845 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... Required: DoD 8570 IAT Level II (eg, CompTIA Security+ CE) + Required: Fully adjudicated Secret security clearance w/ TS / SCI eligibility GDIT IS YOUR PLACE: *… more
    General Dynamics Information Technology (09/30/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …for managing Windows and Azure server environments **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... Parsons is looking for an amazingly talented **Mid System Administrator ** to join our team! **What You'll Be Doing:**...with typically 0+ years of experience. + Must possess TS / SCI Clearance with CI Poly. **What Desired… more
    Parsons Corporation (08/16/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …experience + At least 4+ years of relevant professional experience + Must have an active Top Secret security clearance with the ability to obtain and maintain a ... you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year...TS / SCI with Polygraph security clearance + Experience… more
    Leidos (10/01/25)
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  • Endpoint Security as a Service (ESS) Engineer/…

    Leidos (Washington, DC)
    …network components and develop cutting-edge technical solutions. **Basic Qualifications:** + Active ** Top Secret clearance** ( SCI eligible). + **8+ years ... driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy...a knack for troubleshooting under pressure. **Preferred Qualifications:** + ** TS / SCI clearance** and **DOD 8570 IAT Level… more
    Leidos (10/03/25)
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  • Junior System Administrator

    TekSynap (Fort Belvoir, VA)
    …being met. **REQUIRED QUALIFICATIONS** + Three (3) years of technical experience. + BS/BA + Top - Secret clearance required with SCI or SCI eligibility. + ... perception, and ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** + US Citizenship + Top - Secret clearance required with SCI or SCI … more
    TekSynap (10/07/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    …administration of multiple servers, databases, and storage solutions. **Qualifications:** **Required:** + Top Secret Clearance AND meet the requirements of DCID ... Geospatial Systems Administrator Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (07/30/25)
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  • (DoD SkillBridge), RC-135 Mission Systems Computer…

    L3Harris (Offutt AFB, NE)
    …of 2 years of prior related experience + Or 8 years of prior related experience + Top Secret / SCI Security Clearance + Ability to move up to 50 lbs. up ... Familiarity with LINUX and UNIX-based operating systems and Oracle databases + Active Top Secret / SCI clearance L3Harris Technologies is proud to be an… more
    L3Harris (09/19/25)
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