• Modeling and Simulation Engineer Senior I

    KBR (Reston, VA)
    …basis + Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with ability to obtain Sensitive Compartmented Information (SCI) ... Title: Modeling and Simulation Engineer Senior I Belong. Connect. Grow. with KBR!...or supporting decisions under uncertainty. + Support M&S and software development efforts. + Support the analytic team in… more
    KBR (11/13/25)
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  • Senior Systems Integration Engineer - Radar…

    CACI International (VA)
    …engineering, or a closely related technical field. + Must be eligible to obtain a Top Secret Security Clearance + **A minimum of 10 years of relevant experience, ... Senior Systems Integration Engineer - Radar & Avionics Job Category: Information...Integration of complex systems involving multiple engineering domains (eg, software , communications, control systems, and electronic hardware). + Significant… more
    CACI International (11/07/25)
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  • AI Cloud Engineer

    SAIC (Chantilly, VA)
    …or more experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret /SCI with Poly. + Experience in AI OR cloud computing; and system ... **Description** SAIC is seeking a **AI Cloud Engineer ** with expertise in Signal Intelligence (SIGINT) processing to support SAIC's Prime Program, Landmark AOS in… more
    SAIC (11/06/25)
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  • Solution Train Engineer

    SAIC (Chantilly, VA)
    …experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret /SCI clearance with Polygraph. + Proven experience with Agile systems ... **Description** SAIC is seeking a **Solution Train Engineer ** to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program,… more
    SAIC (11/06/25)
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  • Mechanical Engineer

    Leidos (Chantilly, VA)
    …and structural teams to deliver integrated solutions. **Basic Qualifications** + **Current Top Secret SCI security clearance and the ability to pass ... **Description** **Mechanical Engineer - Mission-Critical Facilities Design** Leidos is seeking...static and dynamic analysis techniques + Proficiency in CAD software (eg, SolidWorks, AutoCAD) + Understanding of design specifications,… more
    Leidos (11/05/25)
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  • Sr Engineer - Federal

    Lumen (Herndon, VA)
    …division multiplexing + **Candidate must be a US Citizen with an active TOP SECRET /SCI Level clearance** Preferred Qualifications + Bachelor's degree and/or ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...world and shape the future. **The Role** The Senior Engineer will participate in multiple team environments and provide… more
    Lumen (10/28/25)
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  • Senior SETA Engineer SME

    IronMountain Solutions, Inc. (Falls Church, VA)
    …Operations. + Demonstration and Experimentation. Clearance Requirements: Must have anActive Top Secret Security Clearance with SCI and SAP Experienceis ... 501180 Senior SETA Engineer SME Work Location: Falls Church, Virginia Schedule:...Artificial Intelligence (AI)/Machine Learning to assess the performance of software which shall enable autonomous vehicle and control elements,… more
    IronMountain Solutions, Inc. (10/21/25)
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  • ServiceNow ITOM Engineer

    CACI International (VA)
    …+ Axonius Platform experience + Asset Management experience + An active DoD Top Secret or higher clearance + JavaScript/AngularJS development experience. + ... ServiceNow ITOM Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (10/17/25)
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  • Electrical Engineer - Power Systems…

    AECOM (Roanoke, VA)
    …of experience and/or education + Licensed Professional Engineer (PE) + Possess and active DoD Secret or Top Secret clearance + Due to the nature of this ... **AECOM** is seeking a creative and highly talented **Electrical Power Systems Engineer - Federal** for immediate employment in the **Roanoke, VA** office.… more
    AECOM (09/13/25)
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  • Junior Systems Engineer _ (Langley AFB, VA)

    Serco (Langley AFB, VA)
    …Base in Virginia. **Additional desired experience and skills:** + Active DoD Top Secret security clearance. + Experience with Distributed Mission Operations ... **Position Description** Serco is seeking a **Systems Engineer ** to support the Combat Air Force (CAF)...technical experience. + Active US Department of Defense (DoD) Secret security clearance with eligibility for Tier 1 access.… more
    Serco (09/09/25)
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