• Information Systems Security Officer (ISSO)…

    General Dynamics Information Technology (Bedford, MA)
    …when changes occur that might affect the authorization determination of the information system (s). + Conduct periodic reviews of information systems to ensure ... security authorization package. + Coordinate any changes or modifications to hardware, software, or firmware of a system with the ISSM and AO/DAO prior to the… more
    General Dynamics Information Technology (01/15/26)
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  • Principal Systems Safety Engineer

    RTX Corporation (Tucson, AZ)
    …for this position. + Experience with System Safety Engineering, Systems Engineering, Software or Firmware Engineering, Electrical Engineering or equivalent ... problems that create a safer, more secure world. + ** System Safety** is responsible for ensuring our products are...(STEM) and a minimum of 8 years of relevant Systems Engineering or Safety Engineering experience. An advanced degree… more
    RTX Corporation (12/16/25)
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  • Senior Systems Engineer Lead

    T and T Consulting Services (Brunswick, GA)
    …services, while supporting mixed-environment operations that may include Linux systems where applicable. + Execute server management activities including ... administration, patching, upgrading, decommissioning, and troubleshooting of server operating systems and supporting tooling. + Support compute management activities… more
    T and T Consulting Services (01/11/26)
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  • Principal Systems Safety Engineer

    Leonardo DRS, Inc. (Bridgeton, MO)
    **Job ID:** **112979** The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy ... systems and platforms for global military and commercial customers....MO facility. This position will be responsible for conducting System Safety analysis in accordance with the latest version… more
    Leonardo DRS, Inc. (01/01/26)
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  • RF Engineer

    System One (Morrisville, NC)
    …Residency Required A NC-based defense technology company is developing disruptive systems in drone-based electronic warfare to give tactical teams a decisive ... to join our team in designing, building, and testing advanced electronic systems . The ideal candidate is comfortable moving between mechanical design, fabrication,… more
    System One (12/26/25)
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  • Senior Linux System Administrator

    RTX Corporation (Marlborough, MA)
    …throughput. + Update FPGA firmware using Quartus. + Assist in architecting hardware systems to meet performance needs. + This 1st shift role will be 100% on-site ... Receiver Exciter and Processing Architecture (REPA) Department as a specialized Linux System Administrator. The team's primary goal is to design, architect, and… more
    RTX Corporation (11/22/25)
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  • HWIL Sr Systems Integrator - P3

    RTX Corporation (Tucson, AZ)
    …step before flight test. On our team, you will work with weapon system designers to understand requirements, design solutions, integrate, and deploy the systems ... the warfighter. Raytheon is seeking Hardware in the Loop (HWIL) Senior Systems Integrator. The role requires experience troubleshooting and integrating various … more
    RTX Corporation (12/24/25)
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  • Modernization Information Systems Security…

    Lockheed Martin (Hanover, MD)
    …with ODNI and DoD policies * Provide CM for security\-relevant information system software, hardware, and firmware * Maintain operational security posture ... providing new features and enhancements to Front End Solutions systems \. This will allow for products to work at\-scale...firewalls, intelligent hubs , network switches, etc\. to include system upgrades * Develop and maintain documentation for C&A… more
    Lockheed Martin (01/08/26)
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  • Senior Information Systems Security Officer…

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Officer (ISSO)** in our **Intelligence Sector, Cyber & Analytics Business ... role in securing and maintaining the integrity of our information systems through robust security measures and compliance frameworks. This multi-year, high-impact… more
    Leidos (01/06/26)
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  • Information Systems Security Officer (ISSO)…

    DCCA (Annapolis Junction, MD)
    …standards, and methodologies. Maintains operational security posture for an information system or program to ensure information systems security policies, ... Information Systems Security Officer (ISSO) Level 1 Location Annapolis...certification and accreditation. Provides configuration management (CM) for information system security software, hardware, and firmware . Manages… more
    DCCA (12/03/25)
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