• Northrop Grumman (DoD SkillBridge) - Linux

    Northrop Grumman (Melbourne, FL)
    …+ Active DoD Top Secret security clearance. + A Linux + or RHCSA certification. + Server Administration experience in a classified environment. ... **Job Description:** The Northrop Grumman Classified Solutions team is seeking a ** Linux Systems Administrator** to join its dynamic team of technical… more
    Northrop Grumman (09/23/25)
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  • Linux Systems Engineer

    William C Brown Inc (Springfield, VA)
    TS / SCI Clearance and eligibility to obtain a Poly. REQUIRED SKILLS: Linux systems administration DESIRED SKILLS: A deep expertise in one of ... any other characteristic protected by law. Description Our work depends on a TS /SCI cleared Linux Systems Engineer joining our team to support our customer… more
    William C Brown Inc (09/25/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    …experience and** **IAT Level II certification** (eg, Security+ CE, SSCP) + Quantifiable Linux Systems Administration experience in enterprise environments + ... has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security...for automation and provisioning + Foundational experience in Windows Systems Administration + Hands-on exposure to virtualization… more
    Leidos (07/31/25)
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  • Linux Systems Administrator

    SMX (Patuxent River, MD)
    Linux Systems Administrator (4634)at SMX(View all jobs)... + Must be able to obtain and maintain Top Secret + 3+ years of related experience ... Patuxent River. This role focuses on hands-on support of hardware and operating systems within an embedded environment. The Linux System Administrator will be… more
    SMX (09/19/25)
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  • Linux Systems Administrator 3

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $95,000.00 - $135,000.00 Security Clearance: Top Secret Level of Experience: Mid Meet HII's Mission ... Mission Technologies, a Division of HII is seeking a Linux Systems Administrator 3 to support Modeling,...relevant SAP/SAR Clearance. + Must have had an active Top Secret clearance within the last 24… more
    Huntington Ingalls Industries (09/06/25)
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  • Linux Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Honolulu, HI)
    Linux Systems Administrator The Opportunity: Your...an IT field and 5+ years of experience with systems administration or 12+ years of experience ... Linux firewalls, networking configuration, and DNS + Active TS /SCI clearance; willingness to take a polygraph exam +...with systems administration in lieu of a degree + Ability to… more
    BOOZ, ALLEN & HAMILTON, INC. (09/30/25)
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  • HPC Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    systems **Preferred Qualifications:** + Bachelor's degree in Information Technology + Active Top Secret , TS /SCI, Polygraph, or SAP/SAR access would be ... Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator** to join its dynamic...have the ability to obtain, and maintain, a DOD ** Top Secret ** level security clearance as a… more
    Northrop Grumman (09/10/25)
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  • Linux Systems Administrator…

    Deloitte (Colorado Springs, CO)
    …in Colorado Springs, CO. + 3+ years of cyber security experience with emphasis on Linux Systems Administration . + 3+ years of background /familiarity with ... switches, firewalls, IDS, etc. + Administer, implement and maintain Linux Servers in support of cybersecurity operations. + Maintain...or at any time in the future. + Active Top Secret with SCI eligibility security clearance… more
    Deloitte (09/19/25)
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  • Field Engineer/ Linux Systems

    Huntington Ingalls Industries (Columbia, MD)
    TS + level clearance as well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7 years relevant ... Enlighten, honored as a Top Workplace from USA Today, is a leader...process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational … more
    Huntington Ingalls Industries (08/08/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...You Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux more
    RTX Corporation (09/09/25)
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