• Systems Engineer , Logistics (Onsite)

    RTX Corporation (Dulles, VA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we ... that create a safer, more secure world. Raytheon is seeking a Systems Engineer specializing in logistics to provide critical systems engineering support to an… more
    RTX Corporation (11/18/25)
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  • Customer Delivery Consulting Engineer

    Cisco (Herndon, VA)
    …on US soil. The successful applicant must have a current US Government TS /SCI with Full Scope Polygraph Clearance.** **Must live within commuting distance and be ... groundbreakers of technology. **Your Impact** As a Security Consulting Engineer , you will help drive the effort to transform...be an asset to our team! **Minimum Qualifications:** + TS /SCI with Full Scope Polygraph (FSP) clearance. + 5… more
    Cisco (11/14/25)
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  • CCSS Principal Systems Engineer - WHCA…

    RTX Corporation (Springfield, VA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything we do is rooted ... world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with an extended… more
    RTX Corporation (11/13/25)
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  • Machine Learning Engineer

    CACI International (Chantilly, VA)
    Machine Learning Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... LLMs, and AI engineering best practices **Qualifications:** _Required:_ * Active TS /SCI clearance with Poly * Bachelor's degree in computer science, Software… more
    CACI International (11/12/25)
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  • F5 Load Balance Network Engineer

    Leidos (Alexandria, VA)
    …repeatability. Your greatest work is ahead! Leidos is seeking a F5 Load Balance Network Engineer to support a large enterprise IT contract for the DOD. This role is ... government contracts we support, US Citizenship is required. + TS /SCI with Poly required for Position or TS... TS /SCI with Poly required for Position or TS /SCI and willingness to obtain and maintain a polygraph.… more
    Leidos (11/07/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... the design, implementation, procurement and maintenance of network infrastructure + Active TS /SCI with required polygraph This position is contingent on funding and… more
    CACI International (11/07/25)
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  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a technical **Space Systems Engineer ** to performs system and enterprise-level systems engineering (SE) across the life-cycle on ... complex Space Systems acquisition processes. This position requires an **active TS /SCI Clearance with Polygraph** and is located in **Chantilly, VA.** In this role… more
    SAIC (11/06/25)
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  • Artificial Intelligence Engineer

    SAIC (Mclean, VA)
    **Description** SAIC is seeking an experienced AI Engineer to support one of our Intelligence customers. The ideal candidate will possess a strong background in AI, ... documentation for AI/ML models, algorithms, and processes. **Qualifications** + **Active TS /SCI with Polygraph is required.** + Bachelor's degree in Computer… more
    SAIC (11/06/25)
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  • Software Test Engineer

    CACI International (Chantilly, VA)
    Software Test Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... equivalent, and 5 - 7 years of related experience. * Active and current TS /SCI with polygraph * CompTIA Security+ certification * Experience: * Agile environment *… more
    CACI International (10/31/25)
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  • Network Engineer III

    CACI International (Charlottesville, VA)
    Network Engineer III Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of ... assist with test plans for network upgrades. **Qualifications:** _Required:_ + Active TS /SCI clearance is required. + 8+ years experience in Network and Transport… more
    CACI International (10/30/25)
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