• IT Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an **IT Systems Engineer ** to develop updated guidance for online operations and identify new technologies for integration into a ... This position is located in **Chantilly, VA** and requires an **active TS /SCI clearance with Polygraph** . Job responsibilities include, but are not limited… more
    SAIC (09/24/25)
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  • Amazon Dedicated Cloud Engineer II,…

    Amazon (Arlington, VA)
    …most complex technical problems? Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure to build a better ... that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the candidate to… more
    Amazon (09/18/25)
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  • Senior Systems Engineer (MBSE) (Onsite)

    RTX Corporation (Sterling, 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 ... more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems engineering and integration support within… more
    RTX Corporation (09/03/25)
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  • Facilities Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **Facilities Engineer ** to support our mission in **Chantilly, Virginia** . This position requires an t **he ability to obtain a ... TS /SCI clearance with Polygraph** . SAIC provides full-service facility...engineering and integration; enterprise IT, including cloud services; cyber; software ; advanced analytics and simulation; and training. We are… more
    SAIC (08/27/25)
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  • Systems Development Engineer , Amazon…

    Amazon (Herndon, VA)
    …most complex technical problems? Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure to provide a better ... that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the candidate to… more
    Amazon (08/27/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a High-Level Network Engineer to join our Infrastructure Team in Chantilly, VA, supporting a high-impact program that involves a ... a strong emphasis on security, scalability, and performance. This position requires a TS /SCI with Polygraph and a deep understanding of complex network systems and… more
    Leidos (08/16/25)
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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 (08/07/25)
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  • Radar Engineer

    IERUS Technologies, Inc. (Chantilly, VA)
    …IERUS also supports customers with a diverse set of competencies including software development, air and missile defense, and systems engineering. IERUS develops ... . Description IERUS Technologies, Inc., is seeking a Radar Engineer to join a diverse and flexible team. The...* Programming (MatLab, Python, C, or similar); * Active TS /SCI clearance. Required * Bachelor's degree (or higher) in… more
    IERUS Technologies, Inc. (08/02/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... or equivalent work experience + 10+ years of related work experience + TS /SCI with Poly + Exceptional organizational skills and attention to detail + Expert-level… more
    CACI International (07/26/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... equipment inventory. + Support the installation and updates of software and firmware on lab devices. + Assist in...experience + 3+ years of work related experience + TS /SCI w/ poly is required + Basic understanding of… more
    CACI International (07/25/25)
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