• 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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  • AV Engineer 3

    M. C. Dean (Vienna, VA)
    …improving lives, and changing the world for the better. We are seeking an **AV Engineer 3 ** to join our **Security and Electronic Systems (SES)** business Unit. ... at MC Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver… more
    M. C. Dean (10/30/25)
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  • DevSecOps Engineer

    TekSynap (Arlington, VA)
    …adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** USCitizenship **Clearance requirement** :Active ** Secret clearance** ( Top Secret /SAP preferred).) ... ** Engineer ** tobuild, integrate, and sustain CI/CD pipelines, automating software delivery and ensuring hardened, secure code across JPO mission environments.… more
    TekSynap (10/02/25)
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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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  • Systems Engineer - (Langley, 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. + Master's degree with a minimum of 3 years of technical experience. + PhD in a… more
    Serco (08/27/25)
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  • Dynatrace Monitoring Engineer

    SAIC (Springfield, VA)
    …Active secret security clearance with the ability to obtain a top secret clearance. **Preferred Qualifications:** + Dynatrace Associate or Professional ... **Description** The Senior Monitoring Engineer in Springfield, VA is a senior-level technical...in observability. **Key Responsibilities:** + Serve as the Tier 3 escalation point for issues related to any of… more
    SAIC (08/22/25)
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  • Systems Administrator II Generalist Sr (Windows…

    V2X (Springfield, VA)
    …VA . The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a Counterintelligence ... and enhance readiness. Aligned around a shared purpose, our $ 3 .9B company and 16,000 people work alongside our clients,...The position requires US Citizenship and an active DoD Top Secret with SCI clearance and the… more
    V2X (11/15/25)
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  • Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (10/11/25)
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  • Senior Systems Engineer

    Leidos (Alexandria, VA)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (10/11/25)
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  • Chief Engineer

    Leidos (Reston, VA)
    …(eg, architectural, structural, MEP) and facilitate interdisciplinary coordination. + The Chief Engineer will work closely with the Chief Software Architect to ... Mission Solutions Business Area is seeking a highly experienced **Chief Engineer ** to lead its multidisciplined engineering team in utilizing advanced technologies… more
    Leidos (10/04/25)
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