• Trellix (Boston, MA)
    …cybersecurity operations, cybersecurity engineering, systems engineering and/or Windows and Linux systems administration . You have experience with ... planning, deployment, migration, operation, and sustainment of key endpoint security systems comprised of Trellix and third-party technologies. The Endpoint Security… more
    job goal (12/12/25)
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  • Huntington Ingalls Industries (St. Louis, MO)
    …compliance. Hands-on experience with Crossplane for infrastructure orchestration. Expertise in Linux systems administration and networking. Proficient with ... learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. Recognized as one of America's top more
    job goal (12/12/25)
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  • CACI International (St. Louis, MO)
    …Experience developing systems , products, and/or processes based on a total systems perspective. Experience with Linux operating systems ; understanding of ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...High Speed Guard Engineer to support the implementation and administration of Everfox High Speed Guards (HSGs) at NGA.… more
    job goal (12/12/25)
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  • Applied Research Solutions (Dayton, OH)
    …years demonstrated performance in related technology. Minimum Security Clearance Required Top Secret w/ SCI eligibility Additional or Preferred Qualifications ... program, and personalized attention from ARS Senior Managers. Responsibilities: Support a Linux & Windows AirGapped environment. Troubleshoot systems as needed,… more
    job goal (12/12/25)
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  • Northrop Grumman (Oklahoma City, OK)
    …an active DoD Secret clearance with the ability to obtain and maintain a Top Secret clearance as condition of continued employment Must have the ability to ... Qualifications: Bachelor of Science or other technical based degree. Current DoD Top Secret clearance. CompTIA A+, Network+, Security+ Certifications. Microsoft… more
    job goal (12/12/25)
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  • Intel (Hillsboro, OR)
    …experience Object Oriented Software Design and/or Development and Building Distributed Systems . Preferred Qualifications: Active US Government TS /SCI Security ... (TD ATA) organization is hiring an experienced Software Engineer to develop automation data systems . As a Software Engineer in the data systems team, you will… more
    job goal (12/12/25)
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  • World Wide Technology (Maryland Heights, MO)
    …in Computer Science, Information Systems , or related field. Active DoD Secret Clearance ( TS /SCI preferred). Additional Requirements: Minimum five years (5) ... optimization, monitoring, and compliance with government frameworks. Oversee account administration across cloud, virtualization, and on-prem systems , ensuring… more
    job goal (12/12/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    …performing day-to-day administrative tasks related to managing Red Hat Linux systems **Preferred Qualifications** : + Bachelor's degree in Information ... Northrop Grumman Classified Solutions team is seeking an senior ** Linux Systems Administrator** to join its dynamic...Technology + Active Secret , Top Secret , TS more
    Northrop Grumman (11/25/25)
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  • LINUX Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator** **- Active Top Secret Required** Seize your ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...** Systems Administrator** with GDIT. A career in systems administration means connecting and enhancing the… more
    General Dynamics Information Technology (12/05/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team to ... Develop and maintain backup and disaster recovery plans for Linux systems . + Patch Management: Manage the...Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS /SCI clearance… more
    Nightwing (11/18/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    BCMC (10/16/25)
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  • Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... Linux System Administrator!** Are you passionate about Linux systems and eager to make a...with Polygraph. + **Proven Experience:** 3 years of hands-on Linux system administration experience. + **Versatile Knowledge:**… more
    CACI International (10/18/25)
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  • MSIC - HPC Linux Systems

    COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator, where you will support and manage a diverse mix of workstations, servers, and high-performance computing (HPC) ... for a skilled professional with a solid foundation in Linux administration and a collaborative approach to...to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility +… more
    COLSA Corporation (10/02/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include **SCI… more
    Northrop Grumman (11/19/25)
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  • Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    … Administrator to join our team in Dahlgren, VA. The Linux Systems Administrator is responsible for system administration in a Research, Development, and ... **Overview** LINUX SYSTEMS ADMINISTRATOR (RDTE) Bowhead seeks...to obtain and maintain a security clearance at the Top Secret level. US Citizenship is a… more
    UIC Government Services and the Bowhead Family of Companies (12/04/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Preferred experience would be maintaining Red Hat Enterprise Linux (RHEL) systems . + Prefer candidates with an active TS /SCI clearance Physical Requirements ... Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator Lead to support a...SAP/SAR Clearance. + Candidates must have had an active Top Secret clearance within the last 24… more
    Huntington Ingalls Industries (10/03/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... Office (CIDO) organization is seeking a highly experienced **Senior Linux Server Admin ** to join its dynamic...with Certification & Accreditation process and STIGs + Active Top Secret is preferred We offer flexible… more
    Northrop Grumman (12/12/25)
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  • Linux Systems Engineer

    William C Brown Inc (St. Louis, MO)
    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 (12/01/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    Linux (RHEL) systems , highly desired. + Candidates with an active TS /SCI clearance, highly desired. + Certifications: Linux + and Security+, desired. + ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $100,000.00 - $140,000.00 Security Clearance: Top Secret Level of Experience: Mid Meet HII's Mission… more
    Huntington Ingalls Industries (10/08/25)
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  • Technical Engagement Network (TEN) Lab Manager/…

    BCMC (Arlington, VA)
    …are seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of ... and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    BCMC (11/21/25)
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