• Linux Administrator

    CACI International (Chantilly, VA)
    Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel: None * * * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT Operations team. The successful candidate will manage… more
    CACI International (11/13/25)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a **Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team ... to maintain and optimize the Linux production environment.The candidate will be...+ Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred) Come break things (in a good… more
    Leidos (12/30/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... worldwide to support the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially be located in either **Springfield, VA,… more
    CACI International (11/10/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Are you a skilled ** Linux Systems Administrator ** looking to work on mission-critical systems in a ... dynamic environment? Parsons is seeking a mid-level Linux Systems Administrator to support Linux -based workstations and servers in both physical and virtual… more
    Parsons Corporation (12/20/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Are you a skilled ** Linux Systems Administrator ** looking for an opportunity to work on ... mission-critical systems? Parsons is seeking a mid-level Linux Systems Administrator to support both Linux -based workstations and servers in physical and… more
    Parsons Corporation (12/20/25)
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  • Linux System Administrator - US…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    ** Linux System Administrator - US Citizenship Required** **Category:** Cyber Security **Main location:** United States, Virginia, Fairfax **Alternate ... currently seeking candidates to join our successful Federal organization as a Linux System Administrator for an enterprise cybersecurity opportunity supporting… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Parsons is seeking a Linux Systems Administrator . The candidate will support both Linux ... may be accepted in place of a degree + 15+ years experience with Linux operating systems, including installations, maintenance, and troubleshooting + Must be a US… more
    Parsons Corporation (01/08/26)
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a ... Linux System Administrator , who shall be responsible for maintaining, scheduling, executing software and hardware upgrades, patches, and reconfigurations,… more
    The Metamorphosis Group (12/10/25)
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  • Linux System Administrator -Senior…

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA location. The ... qualified Systems Administrator will support a very dynamic program in a...and/or network/systems administration + Proficiency experience with Red Hat Linux (RHEL) workstations and servers, including installation, configuration, administration… more
    Nightwing (12/20/25)
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  • Linux System Administrator with CI…

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for mission excellence in our High ... This role includes system design, configuration, and debugging of Linux systems. Note: this is a full time in-office...role. **What You'll Be Doing:** + Configure and maintain Linux mission systems + Triage system alerts and initiate… more
    Parsons Corporation (11/21/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission focused. This ... ideal candidate is ready to operate as aTIER 3 level Linux /UNIX Administrator , experienced in managing large amounts of data and storage at sites all over the… more
    Arena Technical Resources, LLC (11/29/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …**_System Administrator Job Description:_** + Performs tasks as Red Hat Linux Systems Engineer and Administrator , develops kernels and other advanced ... Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux , Windows, and other operating systems as needed. + Maximizes… more
    Gromelski & Associates, Inc. (12/17/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    Linux Certifications: Linux Professional Institute (LPI), Certified Linux System Administrator (CLSA). + Infrastructure-as-Code Certifications: Terraform ... and development of metrics to drive IT improvements. + Deliver Linux (RHEL, Ubuntu, Debian) administration experience, including package management, security… more
    Nightwing (12/26/25)
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  • Dev Sec Ops Engineer

    Lockheed Martin (Herndon, VA)
    …environments and applications: \-\- Red Hat Linux \-\- AWS \- Prior Linux systems administrator experience \- Prior experience working within SAFe or other ... Experience with Chef, Ansible, Gitlab or Docker \- Windows systems administrator experience **Security Clearance Statement:** This position requires a government… more
    Lockheed Martin (12/06/25)
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  • Systems Engineer/Developer (TS/SCI with Polygraph…

    General Dynamics Information Technology (Warrenton, VA)
    …and analyzing data failure conditions + Extensive experience as a Linux Systems Administrator , preferably RHEL/CentOS (installation, configuration, upgrades, ... + Assist application teams with creation, configuration, integration, and management of Linux systems and platforms + Perform initial troubleshooting of issues and… more
    General Dynamics Information Technology (01/02/26)
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  • System Development Engineer, STRADA - Service…

    Amazon (Herndon, VA)
    …to launch a project on a trajectory to success? Amazon is seeking a Linux /Unix Systems Administrator /Engineer with the ability to automate day to day tasks ... and/or services from the ground up. A good candidate must have strong Linux /Unix Systems Administration knowledge, including shell scripting, and a proficiency in at… more
    Amazon (12/05/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level internal escalation tier(s) for the Server O&M team ... integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI clearance to… more
    V2X (11/15/25)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems, Linux ,Microsoft Windows,Operating Systems (OS),Software Updates **Experience:** 5 + ... of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you advance your… more
    General Dynamics Information Technology (12/18/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    Administrator Desired Skills:_** + Experience troubleshooting and/or configuring Linux servers to include scripting. + Familiarity with Risk Management Framework ... **System Administrator ** Location **Manassas, VA** Job Category **Engineering** ID...databases, thin-clients, and domain servers. Background working in a Linux and Microsoft Windows environment. Maintains smooth operation of… more
    Gromelski & Associates, Inc. (11/21/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Reston, VA)
    …configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, ... administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and security… more
    ENS Solutions (12/27/25)
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