• Project Engineer SME

    Leidos (Alexandria, VA)
    …Chantilly, VA + Denver, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with the ability to obtain SCI, as well as a Polygraph. ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (10/01/25)
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  • Service Engineer II - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …screenings: + The successful candidate must have an **active** US Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) ... Microsoft has an exciting opportunity for an experienced **Service Engineer II** to join the Azure Silver and Sovereign Team as part of the Cloud Transfer Service… more
    Microsoft Corporation (10/01/25)
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  • Modeling and Simulation Engineer Specialist

    KBR (Reston, VA)
    …+ Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: + ... Title: Modeling and Simulation Engineer Specialist KBR is seeking a Modeling &...or supporting decisions under uncertainty. + Support M&S and software development efforts. + Collaborate with military subject matter… more
    KBR (08/14/25)
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  • Modeling & Simulation Engineer (Specialist)

    KBR (Reston, VA)
    …+ Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: + ... Title: Modeling & Simulation Engineer (Specialist) Belong. Connect. Grow. with KBR! KBR's...or supporting decisions under uncertainty. + Support M&S and software development efforts. + Collaborate with military subject matter… more
    KBR (07/25/25)
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  • Modeling & Simulation Engineer (Senior I)

    KBR (Reston, VA)
    …+ Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: + ... Title: Modeling & 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 (07/23/25)
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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 (09/16/25)
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  • Experienced Systems Engineer

    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 (09/09/25)
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  • 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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  • Facility Operations Center Technical Team Lead,…

    Amazon (Arlington, VA)
    …Basic Qualifications - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above - 3 + years of technical support ... US citizen and currently possess and maintain an active Top Secret security clearance with SCI eligibility....start, the selected candidate obtain and maintain an active TS /SCI security clearance with polygraph or commensurate clearance for… more
    Amazon (07/19/25)
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