• Infinity Systems Engineering (Alexandria, VA)
    …come be more with us! Job Summary: We are seeking a skilled Systems Administrator / Network Engineer to join our mission-driven team. This position offers a broad ... scope of responsibilities, including network infrastructure management (switch deployment & configuration) and system administration in a classified environment.… more
    DirectEmployers Association (09/30/25)
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  • Classified Network

    Lockheed Martin (Littleton, CO)
    **Description:** This position is a Network Administrator working multiple LM Space Business Area Direct Programs\. This position is responsible for supporting ... customer care objectives\. The position requires successful utilization of senior level experience in network engineering, ...successful utilization of senior level experience in network engineering, network operations, network more
    Lockheed Martin (10/31/25)
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  • Network Administrator

    RTX Corporation (Tucson, AZ)
    …citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Network Administrator , Senior Analyst (P2)** ** Senior Analyst, ... secure world. Join this high impact team as a Network Administrator (P2) to ensure the smooth...Administrator (P2) to ensure the smooth operation of classified network infrastructure at our Raytheon/RTX locations.… more
    RTX Corporation (10/29/25)
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  • Senior Network Administrator

    ManTech (Key West, FL)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Network Administrator ** to join our team in **Key West, FL** . **Responsibilities ... include but are not limited to:** + The Senior Network Administrator leads the... leads the design, implementation, and maintenance of complex network infrastructure across multiple security domains, including classified more
    ManTech (09/11/25)
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  • Senior Network Administrator

    SOS International LLC (Pearl Harbor, HI)
    **Overview** **Lead the Charge in the Pacific: Senior Network Administrator /Operations Lead at SOSi** Join **SOSi** at the forefront of defense technology as ... a ** Senior Network Administrator / Network ...+ Implements and provides oversight of Commercial Solutions for Classified (CSfC) and Taclane encryption methods to protect sensitive… more
    SOS International LLC (10/11/25)
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  • Network Administrator

    RTX Corporation (Portsmouth, RI)
    …Clearance:** Secret - Current ** Senior Analyst, Network Administrator (P2)** **Raytheon Digital Technology** ** Classified Infrastructure Services** ** ... secure world. Join this high impact team as a Senior Network Engineer (P2) to ensure the... Engineer (P2) to ensure the smooth operation of classified network infrastructure at our Raytheon locations.… more
    RTX Corporation (10/22/25)
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  • Senior Network Administrator

    SOS International LLC (Pearl Harbor, HI)
    …. Power the Mission. Join SOSi in Honolulu.** SOSi is on the hunt for a ** Senior Network Administrator ** to join our elite team at **Joint Base Pearl ... is your next move. **Essential Job Duties** As a Senior Network Administrator at SOS...+ Implements and provides oversight of Commercial Solutions for Classified (CSfC) and Taclane encryption methods to protect sensitive… more
    SOS International LLC (10/24/25)
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  • Electric Utility Network

    Silicon Valley Power (Santa Clara, CA)
    …+ Employees in the classification of Electric Utility Programmer Analyst, Electric Utility Network Administrator , and Senior Energy Systems Analyst are ... **Electric Utility Network Administrator ** Print (https://www.governmentjobs.com/careers/cityofsantaclaraca/jobs/newprint/5015914)  **Electric Utility … more
    Silicon Valley Power (10/21/25)
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  • Senior System Administrator (Windows…

    Koniag Government Services (Chantilly, VA)
    …+ 10+ years of progressive, hands-on experience in a System Administrator , Network Administrator , or similar senior -level role. **Security Clearance:** + ... Arlluk Technology Solutions, a Koniag Government Services company, is seeking a Senior System Administrator (Windows & Cyber Compliance) to support ATS and our… more
    Koniag Government Services (10/28/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range Network . The position ... Senior Systems Administrator , Windows Location HI...teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks. DESCRIPTION OF RESPONSIBILITIES: + Administer… more
    Alaka'ina Foundation Family of Companies (10/22/25)
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  • Network Administrator , Sr. Analyst,…

    RTX Corporation (El Segundo, CA)
    …Clearance:** Top Secret - Current ** Network Administrator , Senior Analyst** **Raytheon Digital Technology** ** Classified Infrastructure Services** **El ... **Job Summary:** RTX Corporation Raytheon is looking an experienced Network Administrator , P2 level, with a US...as part of a collaborative team to support our classified networks at our El Segundo facility in California… more
    RTX Corporation (10/22/25)
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  • Senior Systems Administrator (Linux)

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network . The position ... Senior Systems Administrator (Linux) Location HI...teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks. DESCRIPTION OF RESPONSIBILITIES: + Administer… more
    Alaka'ina Foundation Family of Companies (10/23/25)
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  • Network Administrator

    Chenega Corporation (Fort Carson, CO)
    **Req ID:** 38169 **Summary** ** Network Administrator ** **Fort Carson, Colorado** Are you ready to enhance your skills and build your career in a rapidly ... $2 Billion that provide services to large federal agencies. The ** Network Administrator ** shall provide administration, configuration, operations, and… more
    Chenega Corporation (10/29/25)
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  • Senior Information Systems…

    Concurrent Technologies Corporation (Huntsville, AL)
    Senior Information Systems Administrator Concurrent Technologies Corporation Huntsville, AL Minimum Clearance Required: Top Secret Clearance Clearance Level Must ... customized, and powerful solutions. CTC is looking for talented Senior Information System Administrator with experience accrediting, maintaining,… more
    Concurrent Technologies Corporation (10/19/25)
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  • Senior System Administrator

    The Boeing Company (El Segundo, CA)
    …your future with us. **The Boeing Company** is currently seeking a high performing ** Senior ** **System Administrator ** to join our team in **El Segundo, CA** . ... The System Administrator will be a part of the Information Technology...design, secure architecture, and secure coding techniques to protect classified and proprietary information. These opportunities include development and… more
    The Boeing Company (10/25/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... highest standards of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide… more
    CACI International (10/30/25)
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  • Network Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …leaders in electrical, engineering, and cybersecurity industries. We are seeking a ** Network Administrator 2** to join our **Security and Electronic Systems ... and documentation of complex networks. Main responsibilities include: + Support network documentation as well as establishing and maintaining User accounts, User… more
    M. C. Dean (08/27/25)
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  • Senior Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …workstations, and potentially clustered systems operating in both unclassified and classified network environments. + Analysis, design, and implementation of ... **Overview** SENIOR LINUX SYSTEMS ADMINISTRATOR : Bowhead seeks a Senior Linux Systems Administrator to join our team in Dahlgren, VA. The Senior more
    UIC Government Services and the Bowhead Family of Companies (10/25/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …exciting projects in a collaborative, congenial environment. We are seeking a Senior System Administrator to lead the management, operations, and maintenance ... + Maintain extensive knowledge of diverse IT systems and network architectures, including high-volume/high-availability infrastructures. + Ensure system reliability,… more
    Competitive Range Solutions, LLC (08/07/25)
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  • Systems Administrator (Mid-Level…

    The Boeing Company (Berkeley, MO)
    …States (US) Infrastructure Operations (SUSIO) Organization is currently seeking a **Systems Administrator (Mid-Level or Senior )** to join the team in **Berkeley, ... to deliver products to our customers. As a Systems Administrator , your expertise will play a crucial role in...for the installation, configuration, and maintenance of a secure network that supports all tools and, more importantly, the… more
    The Boeing Company (10/24/25)
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