• Acquisition System Engineer

    Sciolex Corporation (Chantilly, VA)
    …Agile program development processes and activities . Qualifications & Physical Requirements + Active Top Secret / SCI with Polygraph. + Bachelors and nine (9) ... utmost employee care. Responsibilities We are seeking a highly motivated acquisition system engineer that will provide Acquisition and Program Management Support… more
    Sciolex Corporation (10/09/25)
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  • KPMO Space Systems Engineer

    TRIAEM, LLC (Springfield, VA)
    Systems Engineer Location: Springfield, VA Clearance Requirement: TS / SCI The KPMO Space Systems Engineer provides advanced engineering support ... across all phases of the system lifecycle to ensure the delivery of timely and...+ Understanding of MBSE processes, tools, and languages + TS / SCI clearance adjudication and ability to pass… more
    TRIAEM, LLC (09/24/25)
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  • CSfC Systems Engineer SME

    CACI International (VA)
    Information Systems Security Professional (CISSP); CompTIA Security+; or Certified Information Security Manager (CISM) **A TS / SCI clearance is ... CSfC Systems Engineer SME Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (10/22/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Springfield, VA)
    …**Location:** **Near Springfield, Virginia** **What You Will Do** + The Senior Systems Engineer provides systems engineering and integration support ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At...safer, more secure world. Raytheon is seeking a Senior Systems and Integration Engineer (SE&I), providing enterprise-wide… more
    RTX Corporation (10/14/25)
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  • Senior Autonomy Engineer

    Serco (Alexandria, VA)
    …wargaming. **Qualifications** To be successful in this role, you will have: + Active DoD Top Secret Clearance with SCI eligibility. + A Master's degree in ... **Position Type** _Full-Time_ **Security Clearance** _Other_ **Clearance Details** _Active DoD Top Secret with SCI Eligibility_ **Telework** _No… more
    Serco (11/13/25)
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  • Mission System Engineer

    CACI International (Sterling, VA)
    Mission System Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of ... Posting End: 10/21/2026 **The Opportunity:** As a motivated mission system engineer on this exciting program comprised...for our customer! **Qualifications:** _Required:_ + Clearance: Must have TS / SCI with CI poly (or be willing… more
    CACI International (10/15/25)
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  • Systems Engineer

    William C Brown Inc (Springfield, VA)
    …education, technical training, or work/military experience QUALIFICATIONS:5+ years of related systems engineering experienceActive TS / SCI clearance required ... Systems Engineer EOE Statement We are...Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Active TS / SCI Clearance and eligibility to… more
    William C Brown Inc (08/27/25)
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  • Embedded Software Engineer

    RTX Corporation (Arlington, VA)
    …data, test new capabilities, and perform demonstrations **Qualifications You Must Have:** + Active Top Secret clearance with SCI eligibility + MS with 3+ ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret RTX Corporation is an Aerospace...software/firmware development + Embedded Linux + ARM processors and system on a chip (SoC) systems +… more
    RTX Corporation (11/05/25)
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  • Lead Embedded Software Engineer

    RTX Corporation (Arlington, VA)
    …execution of field events and prototype demonstrations **Qualifications You Must Have:** + Active Top Secret clearance with SCI eligibility + MS with 7+ ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret RTX Corporation is an Aerospace...software/firmware development + Embedded Linux + ARM processors and system on a chip (SoC) systems +… more
    RTX Corporation (11/05/25)
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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 ... Systems acquisition processes. This position requires an **active TS / SCI Clearance with Polygraph** and is located...requires a moderate level of knowledge in modern model-based system engineering (MBSE) techniques in order to aid the… more
    SAIC (11/06/25)
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