• Sr Systems Software Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer interested in working on one of the largest and ... fleet. We need you! We are seeking a highly skilled and experienced Senior Systems Software Engineer to join our engineering team. In this role, you… more
    Sierra Nevada Company, LLC (11/18/25)
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  • Senior Systems Engineer

    Belay Technologies (MD)
    …Senior System Engineer to join our intel team. We are seeking a Systems Engineer with network analysis background to support the Metadata Traffic Analysis ... identification, filtering, extraction, and processing network traffic. Description: Applies systems engineering principles throughout the systems life cycle… more
    Belay Technologies (11/13/25)
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  • Systems Engineer II - (Onsite)

    RTX Corporation (St. Petersburg, FL)
    …Petersburg, FL. **This position requires an active US Secret Security clearance.** The Systems Engineer within the Systems Excellence Department contributes ... Prefer:** + Experience in the operation, test, and troubleshooting of Naval systems + Development of integration, verification, and validation planning… more
    RTX Corporation (11/11/25)
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  • Model-Based Systems Engineer (Mbse)

    Integration Innovation, Inc. (i3) (Dayton, OH)
    Overview The Model-Based Systems Engineer (MBSE) provides technical leadership and expertise in the application of Model-Based Systems Engineering methods to ... design, analyze, and optimize Department of Defense systems . This position leverages advanced MBSE tools, techniques, and frameworks to create digital… more
    Integration Innovation, Inc. (i3) (11/11/25)
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  • Systems Engineer , Sr - Level 3

    Lockheed Martin (Fort Worth, TX)
    **Description:** You will be a System Integration & Test Engineer - Sensor Suites for the Architecture, Design, Integration & Test \(ADIT\) - 5th Generation ... team\. Our team is responsible for mission‑system capability integration, verification, validation , and regression testing of advanced sensor subsystems \(Radar, EW,… more
    Lockheed Martin (11/09/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30686 Job Location: Greenville, TX (On-Site) Job ... Schedule: 1st Shift 9/80 Job Description: The Sr Specialist, Systems Engineer position is part of a...and capabilities meet system requirements. + Perform verification and validation of systems and subsystems to ensure… more
    L3Harris (11/08/25)
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  • Cyber Systems Security Engineer

    Lockheed Martin (Grand Prairie, TX)
    **Description:** You will be a Cyber Systems Security Engineer in the Program Protection Organization\. Our organization oversees all aspects of Anti\-Tamper and ... Business\. **What You Will Be Doing** As the Cyber Systems Security Engineer you will be responsible...validation and verification of security requirements on DoD systems * Possess an approved DoD 8140 baseline certification… more
    Lockheed Martin (11/07/25)
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  • Spacecraft Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **Spacecraft Systems Engineer ** . This position is located in **Chantilly, VA** and requires an **active TS/SCI clearance with ... support a program office for a Major System Acquisition who requires a mid-career engineer with technical expertise in systems engineering who is anxious to grow… more
    SAIC (11/06/25)
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  • Model and Simulation Systems

    KBR (Chantilly, VA)
    Title: Model and Simulation Systems Engineer KBR seeks a highly motivated Systems Engineer to support an Intelligence Community Space customer. The ... candidate will possess an understanding of government space architecture and systems , insight into resiliency mission fundamentals, and the ability to perform… more
    KBR (11/06/25)
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  • Senior SIGINT Systems Engineer

    Solvarus (Chantilly, VA)
    …key to successful enterprise mission objectives. We are seeking a senior SIGINT systems engineer to provide Systems Engineering Technical Assistance (SETA) ... support to a government Enterprise Systems Engineer . The program is responsible for...domain; supporting enterprise and system level requirements for future systems ; independent verification, validation and test in… more
    Solvarus (11/02/25)
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