• Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The… more
    CACI International (09/26/25)
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  • Senior SharePoint & Power Apps…

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $98,844.00 - $145,000.00 Security Clearance: Ability to Obtain Level of Experience: Senior Meet ... data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities...seeking a highly skilled Senior SharePoint & Power Apps Administrator to serve as the technical lead for our… more
    Huntington Ingalls Industries (09/25/25)
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  • Unix Systems Administrator

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    Title: UNIX SYSTEMS ADMINISTRATOR Location: United States-Virginia-Virginia Beach Job Number: 250000Q4 Job Summary: Responsible for installation configuration ... Essentials Certification (GSEC), Security Certified Network Professional (SCNP), Systems Security Certified Practitioner (SSCP); or any one of the… more
    Navy Exchange Services (NEX) (09/23/25)
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  • Systems Administrator - COMSEC

    KBR (Chantilly, VA)
    Title: Systems Administrator - COMSEC Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape...Polygraph. + Experience: 3+ years' experience as a System Administrator Desired: + Experience: Military / DOD / IC… more
    KBR (09/06/25)
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  • Systems Administrator SME

    Amentum (Chantilly, VA)
    Amentum is seeking a ** Systems Administrator SME** to support our **FEDSIM United States Army National Guard (G2 IS3)** contract. **Responsibilities:** + Manages ... and real-time responsiveness to ARNG G-2 mission priorities. **Required:** + CompTIA Security + or Certified Information Systems Security Professional (CISSP)… more
    Amentum (09/23/25)
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  • Senior Linux Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become part of ... a diverse and innovative team supporting national security priorities in a collaborative, Big Data-driven environment. You...support of critical government missions. As a **Senior Linux Systems Administrator ,** you will help maintain and… more
    ManTech (08/30/25)
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  • Exchange Systems Administrator SME

    Leidos (Alexandria, VA)
    … Security + CE, GSEC, or higher). Specific "or higher" certifications for systems administrators include FITSP-O, GFACT, CASP+, CCNP Security , or CCSP. Come ... you can thrive, keep reading!** **The Mission** Leidos is seeking an Exchange System Administrator to support a large enterprise IT contract for the DOD. This role… more
    Leidos (07/23/25)
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  • Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...be responsible for maintaining and troubleshooting mission critical IT systems , supporting end users, and ensuring the security… more
    CACI International (09/20/25)
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  • Senior Systems Administrator…

    General Dynamics Information Technology (Quantico, VA)
    …Required:** Yes **Job Description:** Transform technology into opportunity as a **Senior Systems Administrator ** with GDIT. A career in enterprise IT means ... suspected criminal, terrorism, sabotage, espionage and subversive activities. **HOW OUR SENIOR SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACT:** + Administer, manage,… more
    General Dynamics Information Technology (08/09/25)
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  • Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 37805 **Summary** ** Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... in support of their missions to sustain the national security and economic interest of our nation. SecuriGence is...interest of our nation. SecuriGence is seeking a talented ** Systems Administrator ** to help contribute to our… more
    Chenega Corporation (09/26/25)
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