• Heilind (Wilmington, MA)
    …and Microsoft Azure environments. This role requires expertise in Windows and Linux server administration, patch management, storage solutions, and cloud ... and VxRail storage, ensuring optimal performance, scalability, and reliability. Perform patch management across Windows and Linux environments, ensuring security… more
    Appcast IO CPA (11/27/25)
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  • Patch and Linux Administrator

    Huntington Ingalls Industries (Fairfax, VA)
    …in enterprise patch management and system administration across multiple operating systems , including Red Hat Enterprise Linux (RHEL), Ubuntu, and macOS. The ... Done Right! We are seeking an experienced Patching and Linux Administrator III to join our infrastructure...user accounts, permissions, and security policies across multiple operating systems * Maintain system documentation including patch more
    Huntington Ingalls Industries (11/14/25)
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  • LINUX Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize ... your opportunity to make a personal impact as a ** Linux ** ** Systems Administrator ** with GDIT. A career in systems administration means connecting and… more
    General Dynamics Information Technology (12/05/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position will support ... Senior Systems Administrator ( Linux ) Location...Senior Systems Administrator ( Linux ) Location HI - Kaua'i...manage patches and updates across all Linux systems in accordance with DoD and Navy patch more
    Alaka'ina Foundation Family of Companies (11/20/25)
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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 ... Develop and maintain backup and disaster recovery plans for Linux systems . + Patch Management:...clearance + 3+ years of directly relevant experience in Linux System Administrator . + Proficiency in managing… more
    Nightwing (11/18/25)
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  • Linux /Windows Systems

    COMSO, Inc (Columbia, MD)
    Linux /Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time ... with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce… more
    COMSO, Inc (11/27/25)
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  • 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 ... Opportunity:** We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join… more
    CACI International (11/15/25)
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  • Senior Systems Administrator

    Amentum (Waimea, HI)
    …cybersecurity policies. + Apply and manage patches and updates across all Linux systems in accordance with DoD and Navy patch management policies. + Manage ... Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and...(DoD) environment. This role requires deep technical expertise in Linux systems , leadership in secure system administration,… more
    Amentum (09/24/25)
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  • Sr. Linux /Windows Systems

    Lockheed Martin (King Of Prussia, PA)
    …6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator Certification * Ability to provide in\-depth monitoring, able to identify ... our customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you...problem resolution for all of the client/server/storage/network devices \- Patch and harden Linux RedHat OS and… more
    Lockheed Martin (11/14/25)
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  • Linux Systems Administrator

    Epsilon, Inc (Phoenix, AZ)
    …Status Submit a Referral (https://careers-epsilon.icims.com/jobs/3766/ linux - systems - administrator ... shared during your recruiter conversation. **Responsibilities** **An average day:** AsLinux Systems Administrator II, you will support the reliability, security,… more
    Epsilon, Inc (12/03/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …* Knowledge of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified ... Linux Administrator Job Category: Information Technology...team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national… more
    CACI International (11/13/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Fairfax, VA)
    …and postures, quarterly STIG updates. * Knowledge of AWS solutions and migration of Linux systems is considered a plus. * An understanding of programming ... 8 + years of related experience **Job Description:** **Senior Linux System Administrator ** The position is for...cloud environment. o Follow system administration best practices. o Patch and configure systems in compliance with… more
    General Dynamics Information Technology (12/04/25)
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  • UNIX/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …IT services and network support for NIPRNet, SIPRNet, JWICS, and SAP/SAR environment **UNIX/ Linux OS Administrator :** + Performs systems administration for ... Linux /Unix solution. + Installs, configures, and maintains Linux /Unix operating systems . + Analyzes and resolves...and monitors all patch releases, designs various patch installation strategies, and maintains all systems more
    General Dynamics Information Technology (11/19/25)
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  • UNIX/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …IT services and network support for NIPRNet, SIPRNet, JWICS, and SAP/SAR environments. **UNIX/ Linux OS Administrator ** + Performs systems administration for ... Linux /Unix solution. + Installs, configures, and maintains Linux /Unix operating systems . + Analyzes and resolves...and monitors all patch releases, designs various patch installation strategies, and maintains all systems more
    General Dynamics Information Technology (11/05/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and ... large scale configuration management and deployment across Windows, MacOS, Linux /Unix, and other operating systems and virtual...- 5+ years of directly relevant experience as a Linux System Administrator . - 2+ years MacOS… more
    Nightwing (11/26/25)
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  • Senior Linux Administrator - Hybrid

    Cognizant (Atlanta, GA)
    **Senior Linux Administrator ** Location: Atlanta, GA (Hybrid) **Please note, this role is not able to offer visa transfer or sponsorship now or in the future We ... specifically RHEL SLES and OEL. **Key Responsibilities** Install, configure, and maintain Linux operating systems (Red Hat, Ubuntu etc.) across physical and… more
    Cognizant (11/22/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Linux System Administrator

    The Boeing Company (Seal Beach, CA)
    …Space & Security (BDS), Space and Launch Organization seeks an early career ** Linux System Administrator ** to support Proprietary Programs in Seal Beach, CA. ... environment set-up, and help maintain operational readiness with various operating systems and hardware interfaces. **Position Responsibilities** : + Assist with… more
    The Boeing Company (12/07/25)
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  • Linux Administrator - TS/SCI w/ Poly…

    V2X (Chantilly, VA)
    …integrating, and maintaining new and upgraded versions of the relevant operating systems + Building and hardening Linux servers, and establishing configuration ... manner, and assisting in creating, maintaining, and adhering to the organization's patch management plans + Developing test plans and procedures + Replacing server… more
    V2X (11/08/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …that create a safer, more secure world. **What You Will Do:** + Administer, patch , and harden Red Hat Enterprise Linux (RHEL) and related distributions. + ... performance, and logs using enterprise tools. + Configure and maintain STIG-compliant systems in accordance with DoD security standards. + Automate system tasks… more
    RTX Corporation (11/21/25)
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