• Senior Linux Systems

    Leidos (Camp Springs, MD)
    … Security Certified Practitioner (SSCP)). + Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ ... The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the...and take ownership of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator ,… more
    Leidos (12/20/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...and upgrades, maintain system documentation, and collaborate with other IT teams to support the overall IT more
    CGI Technologies and Solutions, Inc. (12/31/25)
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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 ... their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning… more
    COMSO, Inc (11/27/25)
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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 ... 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 . - 3+ years of… more
    BCMC (10/16/25)
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  • Sr. Systems Administrator

    Themis Insight (Fort Meade, MD)
    …and Private, Civilian and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location ... system infrastructure and any processes related to these systems . Provides support to IT systems...improve reliability, security and performance. The Level 2 System Administrator shall possess the following capabilities: + Provide support… more
    Themis Insight (12/19/25)
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  • System Administrator - Linux

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator - Linux ** **Leidos** has a new and exciting opportunity for a **System Administrator - Linux ** in our **National ... and extending IAVA patches and security updates on various IT and network systems . + Providing technical...systems (ex. Network Switches, Routers, LANs, & cabling, Windows/ Linux operating systems , VMware, etc.). + Must… more
    Leidos (01/06/26)
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  • Quality Assurance Linux

    Assertive Professionals (Hanover, MD)
    Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small ... Timeline Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD.… more
    Assertive Professionals (12/25/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …None * * * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT Operations team. The successful candidate will manage and ... Linux Administrator Job Category: Information Technology...Access Management (IAM) and integration with Linux systems . * Red Hat Certified System Administrator more
    CACI International (11/13/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …any processes related to these systems . The SA provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of ... finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides...+ Provide support for implementation, troubleshooting and maintenance of IT systems + Provide Tier 1 (Help… more
    Belay Technologies (01/04/26)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Critical Systems ,Enterprise ... years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system… more
    General Dynamics Information Technology (10/25/25)
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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 ... from design through development to production, building and deploying Linux based systems in a virtual environment....STEM Masters degree with 6+ years of experience in IT operations working with Linux servers and… more
    Leidos (12/30/25)
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  • Linux System Administrator - US…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …clearance * 5-7 years of experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch management. * Relevant ... ** Linux System Administrator - US Citizenship...* Troubleshooting Skills: Strong ability to troubleshoot Windows and Linux operating systems . * Security and Compliance:… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Linux Dev/Ops Systems

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator 1 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are ... be substituted for a bachelors degree. Required Capabilities: + Linux + VMWare + KVM Virtualization + Storage Arrays...range of services in cybersecurity, software, data transport solutions, systems engineering, and IT services to the… more
    Synergy ECP (10/22/25)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Linux Administrator , Senior** to join our team of passionate individuals in **Hanover, ... continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with a chance to… more
    Amentum (11/21/25)
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  • Linux Systems Administrator

    ManTech (Laurel, MD)
    …problem identification, diagnosis, and resolution of problems + Provide support to IT systems including day-to-day operations, monitoring, and problem resolution ... **MANTECH** seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our...the clients/servers/network devices. + Provide support for the patching systems and hardware problems and remains involved in the… more
    ManTech (11/26/25)
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  • Linux System Administrator -Senior…

    Nightwing (Sterling, VA)
    …community, 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...system-related issues, ensuring high performance, security, and availability of IT systems + Coordinate and manage … more
    Nightwing (12/20/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    …and any processes related to these systems . + Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the ... **Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and… more
    ManTech (12/24/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …and any processes related to these systems . + Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the ... from an accredited college or university with 12 years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and… more
    ManTech (12/04/25)
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  • Senior Linux System Administrator

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position ... role, you will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities.… more
    GovCIO (11/07/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category:...the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining ... The functional capabilities are to provide the information technology ( IT ) infrastructure services required to deliver timely, relevant, and...the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially… more
    CACI International (11/10/25)
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