• Principal Linux Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …or JSIG information system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include **SCI access** and a recent ... By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry… more
    Northrop Grumman (11/19/25)
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  • Linux System Administrator

    SAIC (Huntsville, AL)
    …of Cloud-to-On Prem. architecture. **Clearance:** + US Citizen with Active Top Secret security clearance. **Required Certification:** + CompTIA Security+ ... SAIC has an immediate need for a BMC3 **Systems Administrator Analyst** with Linux full stack development experience. We...in the security plan to include timely scans of network resources and software patches. + Provide effective provisioning,… more
    SAIC (11/15/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …with 12 years of IT experience is required + **Candidate must have active/current Top Secret /SCI clearance with adjudicated Full Scope Polygraph at time of ... history. Northrop Grumman Space Systems (NGSP) is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in Aurora, Colorado. **Job… more
    Northrop Grumman (11/13/25)
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  • VTC Administrator

    CACI International (Suitland, MD)
    …experience preferred. + **Required Skills and Attributes:** + Must have an active Top Secret clearance with SCI eligibility. + Comfortable in high visibility ... VTC Administrator Job Category: Information Technology Time Type: Full...milestones are met. + Design, configure, and maintain VTC network components including MCU, Expressway, Controller, UC Manager, Cisco… more
    CACI International (11/11/25)
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  • System Administrator Level 2

    Jovian Concepts, Inc. (Annapolis, MD)
    …of Positions","uitype":32,"value":"1"},{"fieldLabel":"Clearance Required","uitype":2,"value":" Top ... by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":"System Administrator Level 2","companyName":"Jovian Concepts,… more
    Jovian Concepts, Inc. (10/07/25)
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  • Endpoint Security as a Service (ESS) Engineer/…

    Leidos (Washington, DC)
    … components and develop cutting-edge technical solutions. **Basic Qualifications:** + Active ** Top Secret clearance** (SCI eligible). + **8+ years of IT ... is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets… more
    Leidos (10/03/25)
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  • Senior Systems Administrator

    TekSynap (Fort Belvoir, VA)
    …**REQUIRED QUALIFICATIONS** + Three (3) or more years of experience. + BS/BA + Top - Secret clearance required with SCI or SCI eligibility. + DoD 8750 IAT ... vision, depth perception, and ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** Top - Secret SCI SSBI required to perform system engineering and… more
    TekSynap (12/13/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... tasks **WHAT YOU'LL NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI eligibility. + **Required Experience:** +… more
    General Dynamics Information Technology (12/08/25)
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  • Windows OS Administrator

    General Dynamics Information Technology (Davis Monthan AFB, AZ)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... and its allies by providing 24/7 IT services and network support for NIPRNet, SIPRNet, JWICS, and SAP/SAR environments....experience) 3+ years of experience + Security Clearance Level: Top Secret with SCI eligibility + Required… more
    General Dynamics Information Technology (12/06/25)
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  • GIS Enterprise Administrator

    Guidehouse (Washington, DC)
    …Data Science Consulting **Travel Required** **:** Up to 10% **Clearance Required** **:** Active Top Secret (TS) **What You Will Do** **:** Guidehouse is seeking ... a GIS Enterprise Administrator to join our AI and Data Defense and...You Will Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET /SCI (TS/SCI)" Federal or DoD security… more
    Guidehouse (11/25/25)
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