• Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level ** Linux Systems Administrator ** . The candidate will support both ... systems maintenance. Responsibilities also include software and hardware system installations, and troubleshooting of user reported issues. The candidate will… more
    Parsons Corporation (11/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    **MANTECH** is seeking a ** Linux ** ** System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization ... levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system...related experience might be substituted for a degree + Security + certification is required + Experience with troubleshooting and… more
    ManTech (10/23/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    **MANTECH** seeks a motivated and customer-focused ** Linux ** ** System Administrator ** to join our team in **Southlands, Colorado** . This position supports ... and Tier 2 support levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system operations and perform resource… more
    ManTech (10/23/25)
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  • Mid Level Linux Administrator

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    …an Army Contract. The Mid-Level Linux Systems Administrator will provide technical expertise supporting information system components, infrastructure ... Overview i3 is seeking a Mid-Level Linux Systems Administrator to...Infrastructure as Code (IaC) in git repositories. + Perform Linux system configuration, patching, and vulnerability remediation… more
    Integration Innovation, Inc. (i3) (10/28/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS software… more
    ManTech (10/14/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will ... capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS software; implement system enhancements to improve… more
    ManTech (10/25/25)
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  • Linux System Administrator…

    Parsons Corporation (Centreville, VA)
    …Unleash your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a ... includes system design, configuration, and debugging of Linux systems . Note: this is a full...JavaScript, or C++ programming or quality assurance (QA) experience ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph… more
    Parsons Corporation (08/23/25)
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  • Linux System Administrator

    RTX Corporation (Woburn, MA)
    …meaningful problems that create a safer, more secure world. Raytheon is currently seeking a Linux System Administrator to support the Sea Based X-Band Radar, ... system software. + Manages user accounts and system security settings. + Supports mission operations... System software and hardware to include operating systems experience, (Windows, Red Hat Enterprise Linux ,… more
    RTX Corporation (11/19/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...candidate will manage and support enterprise Linux systems that are mission-critical to national security … more
    CACI International (11/13/25)
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  • Sr. Linux Systems…

    RTX Corporation (Richardson, TX)
    …be supporting a Raytheon program in a classified environment as a **Sr. Linux System Administrator ** . Responsibilities include building, maintaining, and ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (11/19/25)
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