• Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensuring… more
    General Dynamics Information Technology (09/16/25)
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  • Cleared Microsoft Azure Enclave…

    Virtual Service Operations (Lorton, VA)
    …Assistance Package Available). + Must be willing to work onsite. + Must have an active Top Secret ( TS ) security clearance. + Must meet DoD 8570 IAT Level ... Cleared Microsoft Azure Enclave Administrator * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description VSO is seeking a skilled and motivated Mid-Level… more
    Virtual Service Operations (08/02/25)
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  • Linux System Administrator

    Leidos (Huntsville, AL)
    …in our Huntsville, AL office. **Clearance:** You must currently hold an active Top Secret clearance to qualify for consideration (US Citizenship required) At ... strong capability in administering **Red Hat Linux.** + **Active Top Secret Clearance** + **Current IAT II...environment. + Familiarity with Risk Management Framework requirements for Windows and Linux systems . + DoD Directive… more
    Leidos (08/16/25)
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  • Principal 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 ...years experience. + Active and transferable US government issued Top Secret security clearance is required prior… more
    RTX Corporation (09/03/25)
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  • Classified Area System Administrator Mid

    Leidos (Huntsville, AL)
    …hold an active DoD Secret clearance and be eligible to obtain a Top Secret clearance. **What We Value:** We're not just looking for technical expertise; ... may be considered in lieu of degree. + Current ** Secret clearance** with ability to obtain a Top...environment. + Familiarity with Risk Management Framework requirements for Windows and Linux systems . **Preferred Qualifications:** +… more
    Leidos (10/16/25)
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  • Cleared Systems Administrator

    Colossal Contracting, LLC (Albany, NY)
    Cleared Systems Administrator Albany, NY (http://maps.google.com/maps?q=US+Hwy+Reservation+Atomic+Proj+Ballston+Spa+NY+USA+12020) * Engineering Description ... Colossal Contracting, LLC is looking for Cleared Systems Administrators to support a new team under our...an active DOE Q clearance or an active DOD Top Secret clearance at a minimum. This… more
    Colossal Contracting, LLC (08/13/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Systems Administrator to join our team to...reliability and performance* Perform software installations and upgrades to Unix/ Windows operating systems and layered software packages… more
    William C Brown Inc (10/14/25)
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  • Senior Systems Administrator…

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ** ... Systems Administrator ** with demonstrated experience to maintain...virtual networking. **Required Skills and Experience:** + Clearance Required: Top Secret + Bachelor's degree in a… more
    SMX (10/18/25)
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  • System Administrator

    ManTech (Eglin AFB, FL)
    …analysis/vulnerability assessment, Group Policy management and configuration. **Security Clearance:** + Active Top Secret Clearance + Must be able to obtain and ... **MANTECH** seeks a motivated, career and customer-oriented **System Administrator ** to join our Air Force / Space team at **Eglin AFB** . The System … more
    ManTech (10/14/25)
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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 of IT ... mission.** **What You'll Do** As an ESS Engineer and Administrator , you won't just maintain systems -...IAT Level II** certification or higher. + Expertise in Windows Server 2016+ and endpoint platforms such as Trellix… more
    Leidos (10/03/25)
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