• Senior Mechanical Engineer

    Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... Administration (NNSA). Our MISSION is to help ensure the security of the...incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to… more
    Mission Support and Test Services (11/13/25)
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  • Mechanical Facility Engineer…

    Mission Support and Test Services (Mercury, NV)
    **Job Description** Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security ... Administration (NNSA). Our MISSION is to help ensure the security of the...incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to… more
    Mission Support and Test Services (11/13/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …Managed by Collins Aerospace** Collins Aerospace is looking for a talented **Senior Systems Engineer ** **with an active TS/SCI clearance** to work onsite in ... and/or modernization. + You will work with the Lead Systems Engineer to ensure the overall system...the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and… more
    RTX Corporation (12/03/25)
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  • Systems Engineer 4 - SE&V

    Northrop Grumman (Huntsville, AL)
    …-Launch and Missile Defense Systems offers an excellent opportunity for a Sr Principal Engineer Systems - SE&V Deputy EPM to join our team of experienced and ... battle progress, and actively manage networked sensors and weapon systems to meet global and regional mission ...ensure their resolution is aligned with program requirements. + ** Systems Integration :** + Support the breakdown of… more
    Northrop Grumman (01/15/26)
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  • Principal Systems Engineer (WSI)

    V2X (Indianapolis, IN)
    **Description** V2X is seeking a Principal Systems Engineer to join our Systems Engineering team in Indianapolis, IN, supporting programs in next-generation ... & team productivity and has experience developing and integrating advanced systems including situational awareness displays, mission computers, avionics,… more
    V2X (01/14/26)
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  • Modeling and Systems Engineer (Mbse)

    ManTech (Crane, IN)
    **MANTECH** seeks a talented and experienced **Modeling and Systems Engineer ** to join our team on-site in **Crane, IN** . This is an **on-site** position. Join ... teams to define requirements, design architectures, and ensure seamless system integration , leveraging your strong background in systems engineering and… more
    ManTech (10/18/25)
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  • Senior Principal Electrical Safety Authority…

    Mission Support and Test Services (Mercury, NV)
    …Nevada National Security Site (NNSS) is seeking an outstanding Senior Principal Electrical Engineer Engineering Programs Division as a Staff Engineer . In this ... program and act as the NNSS Electrical Safety Authority Having Jurisdiction (AHJ) Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada… more
    Mission Support and Test Services (11/13/25)
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  • Principal Systems Integration…

    RTX Corporation (Tucson, AZ)
    …of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems ... that create a safer, more secure world. Systems Engineering & Test Capabilities (SE&TC) integrates, verifies, and...planning with the Chief Engineers, software team and system integration and test team with a focus on test… more
    RTX Corporation (12/20/25)
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  • Embedded Software Engineer , Leo Payload…

    Amazon (Sunnyvale, CA)
    …of the complete software development lifecycle, encompassing design, testing, deployment, and mission integration . * Engage in end-to-end participation in major ... Leo is Amazon's low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to...integration . We are looking for an outstanding software engineer to participate in all phases of software development… more
    Amazon (01/10/26)
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  • Scientist, Systems Engineer…

    L3Harris (Ashburn, VA)
    …sea and cyber domains in the interest of national security. Job Title: Scientist, Systems Engineer - Ashburn/Palm Bay - Secret Job Code: 30281 Job Location: ... Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment… more
    L3Harris (10/26/25)
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