• Senior Linux Systems Administrator…

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **Intelligence Sector,** **Cyber & Analytics ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide crucial support for the… more
    Leidos (01/06/26)
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  • Linux Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible,System ... Successful candidates are expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or desktop such as Red… more
    General Dynamics Information Technology (12/15/25)
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  • Senior Embedded Linux & BSP Software…

    The Boeing Company (El Segundo, CA)
    …build the infrastructure that lets us deploy and validate these systems across flight computers, radios, and payload processors. You'll also create internal ... opportunity for professional growth. Find your future with us. Millennium Space Systems , A Boeing Company, delivers affordable, high-performance space systems more
    The Boeing Company (01/03/26)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …other classified environments. Key Responsibilities: + Install, configure, and maintain Linux /Unix operating systems across physical and virtual server ... health; provide Tier 2-3 troubleshooting for OS, application, and infrastructure issues + Apply patches, updates, and DISA STIGs...+ At least 8 years of hands-on experience administering Linux /Unix systems in secure or enterprise environments… more
    S4 Inc. (01/07/26)
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  • Linux System Administrator with CI Poly

    Parsons Corporation (Centreville, VA)
    …of deployed systems . This role includes system design, configuration, and debugging of Linux systems . Note: this is a full time in-office role. **What You'll ... redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators...a US Citizen + Must possess and maintain Top Secret SCI clearance with CI poly + Must have… more
    Parsons Corporation (11/21/25)
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  • Linux Administrator

    Actalent (Middletown, RI)
    …Description We are seeking a skilled individual with expertise in Ansible Automation and Linux systems . This role involves working with the latest generation of ... system services, application software, and system management tools for Linux systems both natively and within virtual...environment involves engaging in exciting projects, not just building infrastructure or patching systems . You will be… more
    Actalent (01/13/26)
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  • IT Systems Engineer - Top Secret

    SpaceX (Hawthorne, CA)
    IT Systems Engineer - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is ... ultimate goal of enabling human life on Mars. IT SYSTEMS ENGINEER - TOP SECRET CLEARANCE SpaceX...addition to broader experience and capability with networking and Linux technologies. This employee will be a member of… more
    SpaceX (11/06/25)
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  • Sr. Linux System Administrator

    RTX Corporation (Andover, MA)
    …solve complex IT infrastructure problems. **What You Will Do:** + Provide Linux systems administration in a heterogeneous Microsoft Windows and Red Hat ... + Experience with installation, configuration, and administration of Red Hat Enterprise Linux operating systems . **Qualifications We Prefer** **:** + Experience… more
    RTX Corporation (01/08/26)
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  • Windows Systems Administrator - Top…

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our… more
    Northrop Grumman (01/07/26)
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  • Secret Cloud Systems Engineer

    Insight Global (North Charleston, SC)
    Job Description Insight Global is looking to bring on a Top Secret cleared Cloud Systems Engineer to support a federal client of ours onsite in Charleston, SC. ... and VNet/VPC peering across multi-cloud architectures. * Familiarity with Linux -based systems , shell scripting, and containerization technologies (Podman,… more
    Insight Global (01/08/26)
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