• Cybersecurity Infrastructure Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …Required:** Yes **Job Description:** Advance your career while impacting our national security in cyber as a **Cybersecurity Infrastructure Administrator ** at ... None **Job Family:** Cyber and IT Risk Management **Skills:** IPS/IDS, Security Policies, Security Requirements **Certifications:** CompTIA Security +… more
    General Dynamics Information Technology (01/10/26)
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  • Senior System Administrator

    The Boeing Company (Colorado Springs, CO)
    …professional growth. Find your future with us. **Boeing Defense, Space & Security ** (BDS) Phantom Works Organization is seeking a **Senior System Administrator ... Command & Control (SBMC2) team requires a Senior System Administrator to support operation of a classified network and...access and establishes safeguards to protect information to meet security requirements. Work closely with the security more
    The Boeing Company (01/09/26)
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  • Principal Windows Systems Administrator

    Northrop Grumman (Baltimore, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... career. Northrop Grumman Mission Systems is seeking a well-qualified **Windows Systems Administrator ** to join its Classified Solutions team in Linthicum, MD. Please… more
    Northrop Grumman (01/08/26)
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  • System Administrator , Staff

    Parsons Corporation (Chantilly, VA)
    …the undisputed leader in Space because we understand that ensuring our nation's security for future generations depends on it. Parsons creates game changing space ... team that is helping the government solve major national security challenges in the space domain? We need your...your help. Our Team is looking for a **System Administrator ** . In this role you will maintain Information… more
    Parsons Corporation (01/08/26)
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  • Senior System Administrator (2nd Shift)

    RTX Corporation (Springfield, VA)
    …its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data system supporting a high visibility system ... 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 (01/07/26)
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  • Principal Linux Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... Northrop Grumman Classified Solutions is seeking a well-qualified Linux Systems Administrator to join its dynamic team of technical professionals in Linthicum,… more
    Northrop Grumman (01/06/26)
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  • System Administrator -Linux

    Leidos (Annapolis Junction, MD)
    … - Linux** **Leidos** has a new and exciting opportunity for a **System Administrator - Linux** in our **National Security Sector's (NSS) Cyber & Analytics ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (01/06/26)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support for implementation, troubleshooting and maintenance ... for users and systems in Information Technology and/or information security environments. + At least 2 years of experience...on an on-call basis. + The Level 3 System Administrator shall possess the following capabilities: + Provide support… more
    Belay Technologies (01/04/26)
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  • AWS Cloud Administrator

    Space Dynamics Laboratory (North Logan, UT)
    …2025 Space Dynamics Laboratory (SDL) is seeking an AWS Cloud Administrator responsible for implementing, securing, monitoring, and maintaining cloud-based systems ... UT location. SDL delivers advanced multi-domain solutions to protect national security and enable scientific discovery. Our expertise in satellites, sensors and… more
    Space Dynamics Laboratory (12/23/25)
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  • Associate System Administrator

    Lockheed Martin (Littleton, CO)
    **Description:** What We Do: The Trusted Security Solutions \(TSS\) program is the beating heart of Rotary Mission Systems, where cutting edge technology meets ... to ever evolving threats\. What You Will Be Doing As a **System Administrator ** within this dynamic environment, you will be the guardian of the program's… more
    Lockheed Martin (12/18/25)
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