• Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …for IT Service Management (ITSM) model. **HOW A SENIOR LINUX ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for Linux ... (Bash, Ruby, Python, Perl, etc.) + General understanding of Linux internals ( system calls, file systems...as this position will require candidate to engage with senior military and government leadership. + Must be able… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Linux Administrator

    SAIC (Arlington, VA)
    **Description** Team SAIC is seeking an experienced Red Hat ** Senior Linux Administrator ** to operate and maintain the Linux operating systems within ... of the organization's systems . + Participate in system upgrades, migrations, and new deployments of Linux...security, server health, resources and log management of all Linux systems . + Experience with applying patches… more
    SAIC (10/08/25)
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  • Senior Linux Systems

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become ... analytics-helping to drive impactful solutions in support of critical government missions. As a ** Senior Linux Systems Administrator ,** you will help… more
    ManTech (08/30/25)
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  • Senior Linux System

    Leidos (Alexandria, VA)
    …The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a ** Senior Linux System Administrator ** . Our mission is to ... to get capabilities to the warfighter more rapidly. The System Administrator will work within a team...**Basic Qualifications:** + 12+ years of relevant experience doing system administration on Linux servers, networking equipment… more
    Leidos (09/26/25)
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  • Senior Linux System

    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 ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Senior Linux System

    GovCIO (Washington, DC)
    …Submit a referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux - system - administrator ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with... Linux System Administration, Configuration, and System Security + Advanced systems troubleshooting skills… more
    GovCIO (08/08/25)
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  • Senior Linux - Windows System

    ICF (Reston, VA)
    …to report onsite on a daily basis.** We are seeking a highly skilled, customer-facing Systems Administrator to support Linux and Windows environments for a ... clearance** . **Key Responsibilities:** + Administer and support both Linux and Windows operating systems , ensuring optimal...and support both Linux and Windows operating systems , ensuring optimal system performance and adherence… more
    ICF (10/02/25)
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  • Linux System Administrator

    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...requirements + Experience with administering and managing user and system accounts on Linux distributions + Ability… more
    Nightwing (09/26/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, Virginia, Arlington ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... Systems Administrator or similar role + Strong experience with Linux and Windows-based systems administration. + Knowledge of cloud platforms (AWS,… more
    General Dynamics Information Technology (09/16/25)
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  • Senior Cloud Systems

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... Other incentives may be available based on position level and/or job specifics. ** Senior Cloud Systems Administrator ** **115946BR** EEO Career Site Equal… more
    BAE Systems (09/09/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . ... in information security system requirements and design applicable to Linux hosts + Manage Linux systems using Puppet or other config management tools;… more
    Leidos (07/29/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports...(CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV… more
    V2X (08/07/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …Other incentives may be available based on position level and/or job specifics. ** Systems Administrator ( Senior )** **115891BR** EEO Career Site Equal ... improve our future and protect our freedom. We are looking for experienced Systems Administrator to join our technology-based program supporting a key government… more
    BAE Systems (09/10/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Reston, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Systems Administrator ** Transform technology into opportunity as ... Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems ,Microsoft Windows Server, System Administration **Certifications:** CompTIA Security+...a Senior Systems Administrator with GDIT. A career in… more
    General Dynamics Information Technology (10/01/25)
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  • Senior Specialist Systems

    L3Harris (Springfield, VA)
    …Job Title: Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator (Active TS/SCI w/ CI Poly Required) Job ... (100% Onsite) Job Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to- Senior Level… more
    L3Harris (09/04/25)
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  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator -...Work both independently as well as in coordination with Systems administrators to maintain the smooth operation of a ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to… more
    St. George Tanaq Corporation (08/15/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …are eligible for a security clearance. + Minimum Security+ DoD 8570 certification. + System administration across Linux systems . + Experience in the ... create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team...its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based… more
    RTX Corporation (09/26/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active ... internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate...languages such as JSON and YAML. + Proven strong system administration experience. + 5 years of experience with… more
    SAP (07/22/25)
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  • Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... the ability to obtain one within 180 days. + System Experience: Experience with both Windows and Linux... System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience… more
    ManTech (08/20/25)
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