• Palantir Engineer , Lead

    BOOZ, ALLEN & HAMILTON, INC. (Springfield, VA)
    …desire to problem-solve to support mission-critical projects for our DoD clients. As a senior machine learning engineer on our core Palantir team, you'll train, ... Palantir Engineer , Lead The Opportunity: As an experienced ...data engineering, and data platforms, AI and ML, or software development + 3+ years of experience in a… more
    BOOZ, ALLEN & HAMILTON, INC. (12/18/25)
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  • Optical Test Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a mid-level Optical Test Engineer with NRO experience to provide Systems Engineering and Technical Advisory (SETA) services to a ... National Reconnaissance Office's (NRO) space resiliency posture. The optical test engineer should have technical and practical understanding of electro-optical and… more
    SAIC (01/10/26)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …**Secret with SCI and Polygraph in Chantilly, VA** As an experienced AI/ML Engineer with our team, you will be working with our federal clients to rapidly ... + The engineer has familiarity with industry best practices for software /hardware optimization specifically related to running ML models of GPUs. + Experience… more
    Noblis (12/22/25)
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  • Telecommunications Field Engineer

    CACI International (Herndon, VA)
    …* * * **The Opportunity:** CACI has an immediate opportunity for a senior level **Telecommunications Field Engineer ** with a TS/SCI Poly clearance. ... Telecommunications Field Engineer Job Category: Information Technology Time Type: Full...Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (11/19/25)
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  • Network Engineer 5

    M. C. Dean (Chantilly, VA)
    …in electrical, engineering, and cybersecurity industries. We are seeking a **Network Engineer 5** to join our **Security and Electronic Systems (SES)** business ... and commercial customers across high-growth markets. Responsibilities The Network Engineer 5 is responsible for designing, implementing, monitoring and managing… more
    M. C. Dean (11/28/25)
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  • SIGINT System Engineer

    KBR (Chantilly, VA)
    …ensure national security and shape the future of space defense. KBR is seeking a Senior SIGINT Systems Engineer to be part of our team supporting our customer ... Title: SIGINT System Engineer Belong. Connect. Grow. with KBR! KBR's National...acquisition lifecycle Minimum qualifications: + Active TS/SCI with CI Polygraph + BS in engineering, physics, or related technical… more
    KBR (01/05/26)
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  • SIGINT Mission Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **SIGINT Mission Engineer ** to support assessments and studies for the SIGINT Directorate. In this role you will coordinate ... and architecture performance assessments with the Enterprise, Chief Architect, Chief Engineer , and Program Offices. You will manage development, test, and validation… more
    SAIC (12/11/25)
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  • Program Protection (P2) Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced **Program Protection Systems Engineer ** who enjoys thinking outside of a box with technical and practical ... in support of resiliency spanning a diverse set of global threats. The engineer should have specific experience in the design, development, and testing of satellite… more
    SAIC (12/05/25)
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  • Network Engineer

    Assertive Professionals (Chantilly, VA)
    …Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aNetwork Engineer with Po/ygraph supporting ourNational Security Customer in Chantilly, ... Network Engineer About the Organization Established in 2015,AssertiveProfessionals(AP), is...network. Required Experience and Qualifications: + Active TS/SCI with Polygraph + Bachelor's Degree (A Master's degree in a… more
    Assertive Professionals (11/21/25)
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  • Facilities Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Facilities Engineer with facilities expertise and executive-level briefing experience to support our mission in Chantilly, VA. This ... position requires an active TS/SCI with Polygraph and requires a daily start on-site between 0530-0600....baseline at any of the facilities across the globe, senior decision makers and mission planners need to be… more
    SAIC (12/31/25)
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