• Systems Security

    OCT Consulting, LLC (Washington, DC)
    Systems Security Administrator (15.23) OCT Consulting is a business management and technology consulting firm that provides support to Federal Government ... Technology. Responsibilities and Duties OCT currently has an opening for a Systems Security Administrator to work with a technology division within the… more
    OCT Consulting, LLC (12/13/25)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …may be available based on position level and/or job specifics. **Senior Systems Administrator ** **118971BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** BAE Systems is seeking **System Administrators** to join our...anticipated decision expected by Q3/Q4 of 2026.** The **System Administrator ** responsibilities include, but are not limited to: +… more
    BAE Systems (12/04/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …Requires an current 8140 IAT Level II (Intermediate or Advanced) certificate (CompTIA Security + or Systems Security Certified Practitioner (SSCP)). + ... Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ years deploying Unix in secured environments,… more
    Leidos (12/20/25)
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  • Principal ITSM System Administrator

    BAE Systems (Washington, DC)
    …) + Experience supporting DoD or large federal customers, including database security hardening and ITSM integrations with enterprise systems + ITIL ... that's Shaping the Future of IT Support** At BAE Systems , we're passionate about delivering innovative IT solutions that...to achieve their missions. As a **Principal ITSM System Administrator ** , you'll play a critical role in providing… more
    BAE Systems (10/30/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2115 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Systems Administrator within our Intel sector advancing the national … more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    Sr. Systems Administrator Location: Washington, DC, US Job ID: ATR 17714 Job Description Job Title: Sr. Systems Administrator Job Location: Washington, ... (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . Master's… more
    Arena Technical Resources, LLC (10/25/25)
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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 **Employment ... CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector advancing...Administrator within our Intel sector advancing the national security mission through cutting edge technology. You must have… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Systems Administrator

    Koniag Government Services (Washington, DC)
    **Koniag Management Solutions,** a Koniag Government Services company, is seeking a Systems Administrator with a Top-Secret clearance with the ability to obtain ... Management Solutions, a Koniag Government Services company, is seeking an experienced Systems Administrator to support our government client. The ideal candidate… more
    Koniag Government Services (10/01/25)
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  • Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Systems Administrator to support our customer on the Nautical contract in the Arlington, VA ... and maintain backup, disaster recovery, and business continuity procedures for mission-critical systems + Collaborate with security teams to ensure compliance… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Senior System Administrator - Network…

    St. George Tanaq Corporation (Suitland, MD)
    … - Network Security ** to support our federal government customer. The Senior Security Administrator will be the Security Team lead and provide ... Senior System Administrator - Network Security WFH Flexible*Suitland,...a related field. + Professional Certifications such as CompTIA Security + or Certified Information Systems Security more
    St. George Tanaq Corporation (11/18/25)
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  • SPLUNK Administrator

    BAE Systems (Washington, DC)
    …Description** BAE Systems is seeking an experienced full-time on-site SPLUNK Administrator at Washington Navy Yard to support our work as a prime contractor ... more than 40 countries. We develop, engineer, manufacture, and support products and systems to protect national security and keep people safe. **Required… more
    BAE Systems (12/06/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile US ... ensuring system health, availability, and performance. + Collaborate closely with Systems , Network, Security , and Application teams to streamline operational… more
    BAE Systems (12/13/25)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile US ... issues, including performance analysis and root-cause troubleshooting. + Ensure all Citrix systems remain compliant with DoD security guidance and are aligned… more
    BAE Systems (12/04/25)
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  • PKI Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** PKI Systems Administrator Advance how our customers operate while you advance ... your career. Join GDIT as a PKI Systems Administrator and you will build an...managing certificate authorities (CAs), registration authorities (RAs), and hardware security modules (HSMs). + Experience with PKI tools and… more
    General Dynamics Information Technology (12/17/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-site **System Administrator ** to support our work as a prime contractor on a high-profile US Navy weapon ... customer s digital engineering environment as the primary System Administrator for a classified network. In this role you...countries. We develop, engineer, manufacture, and support products and systems to protect national security and keep… more
    BAE Systems (12/04/25)
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  • Principal Network Administrator

    BAE Systems (Washington, DC)
    Administrator , you'll be responsible for monitoring the performance and security of comprehensive IT systems , including networks, servers, applications, and ... that's Shaping the Future of IT Support** At BAE Systems , we're passionate about delivering innovative IT solutions that...customers to achieve their missions. As a **Principal Network Administrator ** , you'll play a critical role in providing… more
    BAE Systems (10/30/25)
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  • Principal Server Administrator

    BAE Systems (Washington, DC)
    …**Join a Team that's Shaping the Future of IT Support** At BAE Systems , we're passionate about delivering innovative IT solutions that enable our customers to ... achieve their missions. As a **Principal Server Administrator ** , you'll play a critical role in providing exceptional IT support to the customer. You'll be part of… more
    BAE Systems (10/30/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... scientific disciplines\. What You Will Be Doing: As the Systems Administrator you will be responsible for...concerns \- three phase power distribution, chilled water cooling systems , copper and fiber plant cabling ** Security more
    Lockheed Martin (10/22/25)
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  • IT Systems Administrator

    Leidos (Washington, DC)
    …The Leidos National Security Sector is seeking an experienced ** Systems Administrator ** to provide technical expertise installing, configuring, supporting, ... and a minimum of 5 years of professional experience as a Systems Administrator supporting enterprise environments _(additional experience, education and training… more
    Leidos (12/13/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) environments across ... for acceptable performance and user accessibility, establish back-ups, and monitor systems security . - Troubleshoot and resolve complex storage problems across… more
    BCMC (10/16/25)
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