• Senior Systems Engineer - SETC Effectors

    RTX Corporation (Tucson, AZ)
    …will play a pivotal role in ensuring the success of mission-critical defense systems by enabling seamless system functionality. This position is 100% on-site ... 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 (12/18/25)
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  • Senior MBSE Systems Engineer

    KBR (El Segundo, CA)
    Title: Senior MBSE Systems Engineer KBR is seeking a Senior Model-Based System Engineering (MBSE) Systems Engineer to join the KBR team in support of a ... looking for an energetic and innovative Senior Model Based System Engineer (MBSE) Systems Engineer to focus...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape… more
    KBR (12/06/25)
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  • Lead Systems Engineer - Electronic Warfare…

    RTX Corporation (Goleta, CA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...secure world. Raytheon's Advanced Programs is seeking a Lead Systems Engineer specializing in Electronic Warfare (EW) to join… more
    RTX Corporation (12/03/25)
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  • Senior Specialist, Systems Integration…

    L3Harris (Ashburn, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Specialist, Systems Integration & Test Engineer (UAV ... in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems ,...years of prior related experience. + Active DoD Secret security clearance + System level design experience… more
    L3Harris (11/25/25)
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  • Senior Systems Engineer - SETC Effectors

    RTX Corporation (Tucson, AZ)
    … systems , and you'll have a hands-on role in ensuring the entire system functions seamlessly. The Systems Engineering and Test Center (SETC) organization is ... Drive Performance: Collaborate across functions to drive performance improvements and resolve system issues + Integrate Systems : Integrate hardware and software… more
    RTX Corporation (11/13/25)
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  • System Engineer 5

    Nightwing (Annapolis Junction, MD)
    …engineering company which provides technical solutions in software development and systems engineering that address security challenges and strengthen our ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/22/25)
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  • Mult Function Info Systems ALIS Associate…

    Lockheed Martin (Yuma, AZ)
    …be required to cross\-train across multiple functions \(Database, Network, Systems , Security , Mission Planning Administration\) \- Multi\-Function Information ... endless amount of opportunities for up\-and\-coming Autonomic Logistics Information Systems \(ALIS\) or Mission Planning Environment \(MPE\) professionals seeking a… more
    Lockheed Martin (01/14/26)
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  • Information Security Engineer III

    ICW Group (San Diego, CA)
    …tools to detect intrusions, breaches in compliance, etc. + Prepares and analyses system security reports by collecting, analyzing, and summarizing data and ... information system or program to ensure information system security policies, standards, and procedures are...+ Minimum 8 years of experience working in a security engineering related role designing secure networks, systems… more
    ICW Group (12/15/25)
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  • Senior Systems Engineer Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    … reliability and efficiency. + Ensure compliance with industry standards, security policies, and regulatory requirements for all systems . **Qualifications** ... **Overview** SENIOR SYSTEMS ENGINEER | TIER III (MIELS): Bowhead is...+ Provide advanced technical support and troubleshooting for complex system issues both on prem and in the cloud.… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Mid Systems Engineer

    GovCIO (Tampa, FL)
    …mission-critical infrastructure and ensuring the highest availability, performance, and security levels. The qualified mid-level systems engineers will ... **Overview** GovCIO is currently hiring a Mid- Systems Engineer to provide operational and integration support for a multi-vendor infrastructure, including various… more
    GovCIO (01/09/26)
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