• Software/ Systems Engineer II…

    RTX Corporation (State College, PA)
    …new tools that will keep you state-of-the-art. **Qualifications You Must Have** + An active and transferable Top Secret security clearance that can be crossed ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (12/06/25)
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  • Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    systems . **Desired Education:** + Bachelor's degree desired **Security Requirements:** + Active DoD Top Secret security clearance required 1. Two (2) of ... **This position requires** **U.S. citizenship** **and an** ** active US DoD clearance** **.** **Candidates who are** **not US citizens** **are** **not** **eligible**… more
    Imagine One Technology & Management (09/30/25)
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  • Staff Engineer Systems Architect…

    Northrop Grumman (Palmdale, CA)
    …supporting US Government contracts and customers and/or project management in other industries. + Active DoD TOP SECRET (or higher) clearance, within 5 years of ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...+ Demonstrated success building customer intimacy. + A current active US Government in-scope DoD Top Secret… more
    Northrop Grumman (12/19/25)
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  • Systems Engineer Staff

    Lockheed Martin (Highlands Ranch, CO)
    …and model‑based tools \(IBM DOORS, Cameo Systems Modeler\) * Active Secret clearance \(with eligibility for Top ‑Secret\) and U\.S\. citizenship ... \- To be considered, applicants must be U\.S\. citizens and hold an active Secret clearance\. \- Successful candidates will have 8\+ years of relevant engineering… more
    Lockheed Martin (12/18/25)
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  • Systems Engineer (Level 4) - RF…

    Lockheed Martin (King Of Prussia, PA)
    …PA\. \- To be considered, applicants must be U\.S\. citizens and hold an active Top Secret / Sensitive Compartmented Information \(TS/SCI\) clearance\. \- This ... **What does this role look like?** \- Collaborate with an integrated team of Systems Engineers on the development and delivery of a high\-TRL mobile RF antenna… more
    Lockheed Martin (12/04/25)
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  • Systems Engineer Senior (Clearance…

    Lockheed Martin (King Of Prussia, PA)
    …development, System analysis, System design, Software Design, Software Development and Implementation\. * Active Top Secret \- SCI security clearance to work in ... or experience in software engineering or development\. * Experience with model\-based systems engineering \(MBSE\) methodology\. * Current Top Secret / Sensitive… more
    Lockheed Martin (11/26/25)
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  • Communication Systems Engineer

    Battelle Memorial Institute (Columbus, OH)
    …C++, or other object-oriented languages. + Experience supporting DoD programs. + Active Top -Secret Clearance. **Benefits: Live an Extraordinary Life** We care ... contributing to the evaluation, customization, and operationalization of cutting-edge systems and payloads ensuring they meet the customer's evolving requirements… more
    Battelle Memorial Institute (11/14/25)
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  • Principal OR Sr. Principal Electronics…

    Northrop Grumman (Oak Harbor, WA)
    …and equipment + Familiarity with payloads operations or comms/networking operations + ** Active DoD Top Secret clearance** (with a background investigation within ... and equipment + Familiarity with payloads operations or comms/networking operations + ** Active DoD Top Secret clearance** (with a background investigation within… more
    Northrop Grumman (10/29/25)
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  • Satellite Ground Systems Engineer

    Leidos (Washington, DC)
    **Description** Leidos is seeking an experienced Satellite Systems engineer who will be responsible for providing subject matter expertise in all aspects of ... SETA, or civil servant capacity Security Clearance: + Must have an active Top Secret Clearance, with SCI Eligibility, to be considered + Eligibility for… more
    Leidos (12/24/25)
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  • Engineer - IT Systems Field Services

    United Airlines (Chicago, IL)
    …architectures, data analytics, and digital solutions. **Job overview and responsibilities** The Engineer - IT Systems Field Services position is designed to ... Achieving our goals starts with supporting yours. Grow your career, access top -tier health and wellness benefits, build lasting connections with your team and our… more
    United Airlines (12/19/25)
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