• Windows System Administrator

    Space Dynamics Laboratory (North Logan, UT)
    …Space Dynamics Laboratory (SDL) is seeking an experienced Windows System Administrator to design, implement, secure, and maintain systems and associated ... UT location. Key Responsibilities: + Achieves in-depth knowledge of company processes, systems , and networks + Proactively monitors assigned systems to ensure… more
    Space Dynamics Laboratory (11/19/25)
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  • Systems Administrator

    ManTech (Fayetteville, NC)
    …+ Experience with cloud infrastructure (AWS, Azure) + Red Hat Certified System Administrator (RHCSA) or higher + Experience supporting systems in DoW or IC ... **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator ** to join our team...environments **Clearance Requirements:** + Active Top Secret clearance with SCI eligibility… more
    ManTech (11/05/25)
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  • System Administrator

    Koniag Government Services (Washington, DC)
    **Arlluk Technology Solutions, LLC,** a Koniag Government Services company, is seeking a System Administrator with a Secret Clearance to support **ATS** and ... Demonstrated experience and abilities administering network, Web and communication system , including LAN and WAN systems . +...server links + Has a solid understanding of Microsoft Active Directory + Demonstrated the ability to work and… more
    Koniag Government Services (11/12/25)
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  • System Administrator 2

    Jovian Concepts, Inc. (Annapolis, MD)
    …prohibited by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":" System Administrator 2","companyName":"Jovian ... \n Jovian Concepts, Inc is looking to hire a System Administrator Level 2 for a great...\n <\/div>\n \n \n <\/div>\n \n A current and active TS\/SCI Clearance with a Maryland Polygraph is required.… more
    Jovian Concepts, Inc. (09/17/25)
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  • Intermediate Classified Systems

    The MITRE Corporation (San Diego, CA)
    …with us. MITRE's Classified Enterprise Infrastructure is looking for a Junior Systems / Network Administrator . A successful candidate will be delivering timely, ... job step; or equivalent combination of related education and work experience. + Active Top- Secret Clearance. + Security+ Certification / DoDM 8140.03, Cyberspace… more
    The MITRE Corporation (11/22/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Vandenberg Air Force Base, CA)
    …and cyber domains in the interest of national security. Job Title: ​Senior Specialist, Systems Administrator Job Code: 30658 Job Location: Vandenberg AFB, CA Job ... are seeking a skilled and experienced Senior Sr Specialist System Administrator to join our Vandenberg Space...DoD 8570.01-M IAT Level 2 certification (eg, Security+). + Active Secret clearance required; TS/SCI-eligible clearance preferred… more
    L3Harris (11/01/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team to assist in ... **Required Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS/SCI...+ 3+ years of directly relevant experience in Linux System Administrator . + Proficiency in managing and… more
    Nightwing (11/18/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    **Mantech** seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD.** You will be part of a ... but are not limited to:** + Configure and manage Linux operating systems . Installs/loads operating system software, troubleshoots maintains integrity and… more
    ManTech (11/21/25)
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  • Technical Support Specialist ( Systems

    Huntington Ingalls Industries (Virginia Beach, VA)
    …click here for a short video: https://vimeo.com/732533072 Who We Are The System Administrator for the Navy Integrated Training Environment (NITE) plays ... fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft...US Citizen + Candidate must have a current or Active DoD Secret clearance (must be maintained)… more
    Huntington Ingalls Industries (11/15/25)
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  • Senior Systems Administrator

    Indigo IT, LLC (Washington, DC)
    system enhancements that will improve the reliability and performance of the system . Required Qualifications: + Active Secret Clearance + Minimum of ... Senior Systems Administrator Washington, DC SUMMARY: Founded...today! Key Responsibilities: + Responsible for activities related to system administration. + Assigns personnel to various projects, directs… more
    Indigo IT, LLC (11/12/25)
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