• Senior Principal Test Systems Execution…

    RTX Corporation (Tucson, AZ)
    …opportunity for a full-time position of **Senior** **P** **rincipal** **Test Systems ** **Execution Lead Engineer ** located **onsite** **in Tucson, Arizona** ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (09/18/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Melbourne, FL)
    …domains in the interest of national security . Job Title: Senior Scientist, Systems Engineer Job Code: 29634 Job Location: Melbourne, FL Job Schedule: 9/80 ... (Every other Friday off!!) Job Description: The Advanced Concept Engineer (ACE) provides the strategic technical leadership to draw on L3Harris' technical… more
    L3Harris (10/05/25)
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  • Senior Quantum Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    Systems Advanced Technology & Capabilities (ATC) is seeking a Senior Systems Engineer to lead early-stage quantum sensing technology application programs. ... quantum sensing technology and also ideally leverages expertise in radio frequency systems engineering, integration , and testing. Collins Mission Systems more
    RTX Corporation (10/03/25)
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  • Mission Systems Engineer - Level 3

    Lockheed Martin (Fort Worth, TX)
    **Description:** You will be the Mission Systems Engineer for the Mission Data Tools team\. Our team will effectively provide our customers with a more ... operations\. **What You Will Be Doing** As the Mission Systems Engineer you will be responsible designing...the verification approach of these capabilities via lab and integration testing, and ensuring all risks or issues within… more
    Lockheed Martin (08/15/25)
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  • Systems Engineer 4 - TS/SCI

    M. C. Dean (Omaha, NE)
    …+ 3 years of experience is required with the provision of SE services for physical security systems and IT solutions. + Applicants selected will be subject to a ... and global enterprises. The company's capabilities include electrical, electronic security , telecommunications, life safety, automation and controls, audio visual,… more
    M. C. Dean (10/08/25)
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  • Senior Systems Engineer

    KBR (Beavercreek, OH)
    Title: Senior Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape...developing and then implementing test objectives, at a formal integration event, which evaluates how well the ABMS product… more
    KBR (10/01/25)
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  • Lead, Mechanisms Mechanical Engineer (Space…

    L3Harris (Wilmington, MA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Lead, Mechanical Engineer - Mechanisms Job Code: 29834 Job ... Description: L3Harris is seeking a highly skilled and dynamic senior Mechanical Engineer to support customer-funded programs and internal research efforts within our… more
    L3Harris (10/12/25)
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  • Systems Engineer ( Engineer

    HII (Suffolk, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $81,973.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides ... with Global Security (GS). Mission Technologies' Global Security (GS)...fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft… more
    HII (09/30/25)
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  • Network and Video Engineer (CISCO) Expert

    BAE Systems (Herndon, VA)
    …engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to the ... Accreditation Process + Knowledge of accreditation tools for video and communications systems , including security assessments. + Communication Skills + Strong… more
    BAE Systems (09/19/25)
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  • Principal Systems Engineer

    SAIC (El Segundo, CA)
    …ability to obtain a Top Secret clearance. + BS degree with min 9 years of Systems Engineer experience; would preferred 15 years of experience. + MS in technical ... markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration ; enterprise IT, including cloud services;… more
    SAIC (08/07/25)
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