• Linux Systems Administrator…

    Deloitte (Colorado Springs, CO)
    …need for employer sponsorship, now or at any time in the future. + Active Top Secret with SCI eligibility security clearance required + Role requires candidates ... 3+ years of cyber security experience with emphasis on Linux Systems Administration. + 3+ years of...an individual to be hired at or near the top of the range for their role and compensation… more
    Deloitte (09/19/25)
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  • Linux System Administrator…

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA ... location. The qualified Systems Administrator will support a very dynamic...requirements + Experience with administering and managing user and system accounts on Linux distributions + Ability… more
    Nightwing (09/26/25)
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  • Swdc MSS Linux Systems…

    Northrop Grumman (Colorado Springs, CO)
    …team on the Specialized Warfighter Development Contract (SWDC) program as a Principal Systems Administrator based out of Schriever SFB, CO. This is an ... not available. What You'll get to Do: The Principal Systems Administrator primary duties include installing, troubleshooting,...Operations and Maintenance activities of IT infrastructure * Active Top Secret with SCI eligibility What We… more
    Northrop Grumman (08/30/25)
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  • Linux System Administrator…

    Parsons Corporation (Centreville, VA)
    …right now. We've got what you're looking for. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion ... includes system design, configuration, and debugging of Linux systems . Note: this is a full...Citizen + Must possess and maintain Top Secret SCI clearance with polygraph + Linux … more
    Parsons Corporation (08/23/25)
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  • Principal Linux Systems…

    RTX Corporation (El Segundo, CA)
    …meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...for a security clearance. + Must have experience with Linux systems administration + Experience with one… more
    RTX Corporation (09/09/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the Fort Meade, MD area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (08/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the **Fort Meade, MD** area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (08/20/25)
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  • Sr. Linux Systems…

    RTX Corporation (El Segundo, CA)
    …with Linux system administration. **Qualifications We Prefer** : + Active Top Secret security clearance is preferred. + Experience with Linux and ... as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (09/24/25)
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  • System Administrator Linux…

    RTX Corporation (St. Petersburg, FL)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret We have an immediate career growth opportunity with our ... Information Workplace Services team for a talented Linuz Systems Administrator . This is an opportunity to...eligible for a security clearance. + An active DoD Top Secret clearance is required. + Must… more
    RTX Corporation (09/16/25)
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  • Linux Engineer - TS /SCI w/ Poly

    General Dynamics Information Technology (Mclean, VA)
    …work/military experience + Active TS /SCI with SCI Polygraph clearance + Certified Linux System Administrator + Extensive experience with Centos, Rocky 8 ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...issues that arise. This individual is accountable for Splunk, Linux , Windows, and application systems that support… more
    General Dynamics Information Technology (08/28/25)
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