• Systems Engineer & Process SME

    KBR (Chantilly, VA)
    Title: Systems Engineer & Process SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... upon contract award KBR is seeking a highly qualified Systems Engineer to provide Systems ...and source selections as directed. Required Qualifications: + Active TS / SCI + Bachelor of Science/Bachelor of Arts… more
    KBR (11/07/25)
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  • Software Engineer

    Parsons Corporation (Centreville, VA)
    …utilization of electronic data processing systems . **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... Description:** Parsons is looking for an amazingly talented **Software Engineer ** to join our team! In this role you...of experience in Software Engineering and/or Development. + Active Top Secret / SCI clearance + Demonstrated… more
    Parsons Corporation (12/24/25)
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  • Sr Specialist, Systems Engineer

    L3Harris (Chantilly, VA)
    …and its application in software systems Preferred Additional Skills: + Active TS / SCI security clearance is preferred + Experience with other MBSE tools and ... the interest of national security. Job Title: Sr Specialist, Systems Engineer (Cloud Systems ) Job...of prior related experience + Ability to obtain a TS / SCI security clearance + 4+ years experience… more
    L3Harris (12/21/25)
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  • Systems Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Systems Engineer Location: Springfield, VA, US Job ID: ATR 17030 Job Description Overall Assignment Description: Expert-level Systems Engineers assist in ... Engineering, Physics, Mathematics, Operations Research, Engineering Management, Computer Science, Information Technology, Management Information Systems , or… more
    Arena Technical Resources, LLC (11/29/25)
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  • Senior Systems Engineer (MBSE)…

    RTX Corporation (Dulles, VA)
    …that create a safer, more secure world. Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems engineering and ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At...to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems more
    RTX Corporation (10/13/25)
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  • Senior Software Engineer

    Parsons Corporation (Centreville, VA)
    …utilization of electronic data processing systems . **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... Parsons is looking for an amazingly talented **Senior** **Software Engineer ** to join our team! In this role you... availability **What Required Skills You'll Bring:** + Active Top Secret / SCI clearance + 10+… more
    Parsons Corporation (12/02/25)
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  • Sr. Hardware Development Engineer , Bespoke…

    Amazon (Arlington, VA)
    …standards (PCIe, DDR, SERDES, etc.) - Current, active US Government Security Clearance of Top Secret or above Amazon is an equal opportunity employer and does ... Description Join AWS as a Senior Hardware Development Engineer to architect and lead the development of...start, the selected candidate obtain and maintain an active TS / SCI security clearance with polygraph or commensurate… more
    Amazon (11/05/25)
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  • Senior Information System Security…

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate),...Must be a US citizen and have a current/active Top Secret security clearance with SCI more
    ManTech (01/01/26)
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  • GNC Engineer /Principal GNC Engineer

    Northrop Grumman (Dulles, VA)
    …(3 years with Masters, or 0 years with Ph.D.). + **Active Top Secret clearance** and eligibility for SCI at the time of application. US citizenship ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...engineering teams to ensure seamless integration of machine perception systems with the overall space system +… more
    Northrop Grumman (12/19/25)
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  • Data Engineer SME

    General Dynamics Information Technology (Arlington, VA)
    …IEX20252793 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** ... data processing. Education & Certifications: Bachelor's degree in Computer Science, Information Systems , Engineering, or a related field (or equivalent… more
    General Dynamics Information Technology (12/29/25)
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