• Senior Level Simulations Accreditation…

    Amentum (Dahlgren, VA)
    Amentum is seeking Senior Simulations Accreditation Systems Engineer to join our team. The role requires a strong understanding of systems engineering ... industry standards. You will be part of our growing systems , information technology & software engineering team and contribute...and define simulation requirements. + Must have an Active Top Secret /SCI US Government Clearance. Note: US… more
    Amentum (08/14/25)
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  • OPIR Systems Engineer…

    BOOZ, ALLEN & HAMILTON, INC. (Chantilly, VA)
    OPIR Systems Engineer , Senior The Opportunity:...needs and conveying capabilities of sof tware platforms + Top Secret clearance + HS diploma or GED ... toughest challenges in Satellite Mission Management? As a OPIR Systems Engineer on our team, you'll translate...meet eligibility requirements for access to classified information ; Top Secret clearance is required. Compensation At… more
    BOOZ, ALLEN & HAMILTON, INC. (09/29/25)
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  • Agile Systems Engineer…

    KBR (Chantilly, VA)
    Title: Agile Systems Engineer - Senior KBR is seeking a highly motivated Agile System Engineer to support our team. The program office provides ... and re-engineering methodologies to facilitate improvements to processes + Apply systems analysis and design methodology assessments to identify technical debt,… more
    KBR (09/02/25)
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  • Systems Engineer - Research…

    KBR (Chantilly, VA)
    …that ensure national security and shape the future of space defense. KBR is seeking a Senior Systems Engineer to support our customers in Chantilly, VA. The ... Title: Systems Engineer - Research and Development - Senior...Title: Systems Engineer - Research and Development...and OCONUS travel may be required. Security Requirements: Active TS -SCI w Polygraph Belong, Connect and Grow at KBRAt… more
    KBR (07/31/25)
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  • Senior Systems Engineer

    SAIC (Arlington, VA)
    …years of experience. **Clearance and certification requirements:** + Active Top Secret clearance; ability to obtain a TS /SCI required to maintain employment. ... **Description** SAIC is seeking a motivated, career and customer-oriented ** Senior Systems Administrator** to join our team in Arlington, VA, supporting the… more
    SAIC (09/26/25)
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  • Senior Systems Engineer…

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

    Huntington Ingalls Industries (Springfield, VA)
    …Range: $116,329.00 - $170,000.00 Security Clearance: TS /SCI Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group ... within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and...and the sensitivity of the operational environment, an active TS /SCI security clearance will be required. What You Will… more
    Huntington Ingalls Industries (09/04/25)
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  • Engineer Senior Mission…

    BAE Systems (Chantilly, VA)
    …Other incentives may be available based on position level and/or job specifics. ** Engineer Senior Mission Systems Analyst** **116685BR** EEO Career Site ... CITIZENSHIP REQUIRED** Join the Mission Engineering team at BAE Systems Inc, Space and Mission Systems a...their careers. We re seeking a flexible and action-oriented engineer to support modeling and simulation tools to support… more
    BAE Systems (09/27/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    **Description** We are seeking a ** Systems Engineer with Data Policy experiences** to join our Fort Independence Team here at Leidos. Here you will leverage your ... data policy governance practices. The right candidate for this Systems Engineering role will have a passion for in...within governance and data stewardship. Required Qualifications: * Active TS /SCI with Polygraph. * BS degree in STEM, or… more
    Leidos (09/18/25)
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  • Senior System Engineer (Network)

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR SYSTEMS ENGINEER (NETWORK)...REQUIREMENTS: Must currently hold a security clearance at the Top Secret level. US Citizenship is a ... (RDTE) Bowhead seeks a Senior Systems Engineer (Network) in Dahlgren, VA to...requirement for Top Secret clearance at this location. \#LI-JR1 Applicants may be… more
    UIC Government Services and the Bowhead Family of Companies (09/17/25)
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