• Senior Model Based Systems

    KBR (El Segundo, CA)
    Title: Senior Model Based Systems Engineer KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our ... Exploitation, and Dissemination (TCPED) cycle. By leveraging a Model-Based Systems Engineering (MBSE) approach, this program will consolidate and integrate… more
    KBR (12/11/25)
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  • Senior Systems Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for ... DoD acquisition processes Special Skills/Knowledge/Training Required/Desired: + Certified Systems Engineering Professional (CSEP) + Project Management Professional (PMP)… more
    SimIS Inc. (09/22/25)
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  • Senior Principal Systems

    Concurrent Technologies Corporation (Fort Meade, MD)
    Senior Principal Systems Engineer Concurrent Technologies Corporation Client Site - Fort Meade, MD area Minimum Clearance Required: TS/SCI with Fullscope ... a major positive impact throughout the Department of Defense ( DoD ), Intelligence Community (IC), and beyond. Our IT solutions...of: + SGI IRIX based operating system + SGI systems with direct attached and FC SAN storage +… more
    Concurrent Technologies Corporation (11/06/25)
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  • Senior Principal Cyber Systems

    Northrop Grumman (Melbourne, FL)
    …of history, they're making history. Northrop Grumman Aeronautics Systems is seeking a ** Senior Principal Cyber Systems Engineer (Level 4)** to join our ... is located in **Melbourne, FL** . As a Cyber Systems Engineer , you will be part of...of related professional/military experience. + Must have an active DoD Secret or higher clearance (with a background investigation… more
    Northrop Grumman (12/10/25)
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  • Senior /Principal R&D Electrical…

    Sandia National Laboratories (Albuquerque, NM)
    …What Your Job Will Be Like: We are seeking a Lead R&D Electrical Engineer to join our W78 Stockpile System Engineering team. In this pivotal role, you ... will be responsible for sustaining and enhancing electrical systems that are critical to national security. Your expertise will guide product development and… more
    Sandia National Laboratories (11/20/25)
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  • Senior Systems Engineer

    RTX Corporation (Goleta, CA)
    …that create a safer, more secure world. Raytheon's Advanced Programs is seeking a Senior Systems Engineer specializing in Electronic Warfare (EW) to join ... citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything...our team. The Senior Systems Engineer will be… more
    RTX Corporation (12/13/25)
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  • Systems Integration Engineer

    Lockheed Martin (Littleton, CO)
    …The Systems Engineering Integration and Test \(SEIT\) is currently seeking a ** Senior Staff Systems Integration Engineer ** to support the Fleet Ballistic ... missile subsystems into the flight vehicle design\. As a ** Senior Staff Systems Integration Engineer **...locations to collaborate with and influence others * Active DoD Secret security clearance with ability to obtain a… more
    Lockheed Martin (12/03/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    Senior Systems Engineer Job Category:...engineer across one or more IT platforms. + DoD 8570 compliance with IASAE Level II certification. + Computing ... us as we help shape the future of technology. We are seeking an experienced Senior Systems Engineer to join our dynamic team. The ideal candidate will focus… more
    CACI International (10/28/25)
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  • Responsible AI Senior Systems

    Alaka'ina Foundation Family of Companies (Washington, DC)
    Responsible AI Senior Systems Engineer Location DC - NCR-National Capitol Region-Washington Job Code 13261 # of openings 1 Apply Now ... Foundation Family of Companies (FOCs) has a potential need for a Responsible AI Senior Systems Engineer to provide support for our government customer… more
    Alaka'ina Foundation Family of Companies (11/07/25)
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  • Modeling & Simulation Engineer

    RTX Corporation (Tewksbury, MA)
    …customer requirements. The CONOPS Analysis section is hiring for a **Modeling and Simulation Engineer , Senior Systems Engineer .** This is an onsite ... as only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (12/05/25)
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