• Systems Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Systems Engineer , Senior The...mission planning tools and intelligence data fusion + Active TS /SCI clearance; willingness to take a polygraph exam + ... your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world...and simulation workflows + Experience with 3D modeling + TS /SCI clearance with a polygraph + Master's degree in… more
    BOOZ, ALLEN & HAMILTON, INC. (12/18/25)
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  • GEOINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …you receive the utmost employee care. Responsibilities As the GEOINT Systems Engineer you will interact daily with senior government and Program staff to ... to strategic priorities and performance standards. Qualifications & Physical Requirements + Active Top Secret /SCI clearance with Poly. + Bachelors and five (5)… more
    Sciolex Corporation (01/07/26)
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  • Systems Engineer (On-site)

    G2 Ops, Inc. (Dahlgren, VA)
    …us to elaborate. For this opportunity, we are seeking a highly motivated, team-oriented Senior Systems Engineer . This exciting position will have the chance ... Must be able to obtain and maintain Active DoD Top Secret Clearance What makes someone choose...annual performance reviews in place, plus excellence awards for recognition , your performance will be rewarded and appreciated, we… more
    G2 Ops, Inc. (12/21/25)
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  • Senior Associate Systems

    L3Harris (Springfield, VA)
    …the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS /SCI w/CI Poly Required) Job Code: 25423 Job ... of 6 years of prior related experience. + Active Top Secret /SCI with CI Poly clearance required....of proven experience delivering daily stand-up operational briefings to senior stakeholders and mission partners. Preferred Additional Skills: .… more
    L3Harris (10/15/25)
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  • Systems Engineer (Onsite)

    RTX Corporation (Dulles, VA)
    …solves tough, meaningful problems that create a safer, more secure world. Raytheon is seeking a Senior Systems Engineer to work as part of a team that ... 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 (01/08/26)
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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 (12/18/25)
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  • Systems Engineer (Aoco)

    Noblis (Chantilly, VA)
    …Noblis ESI is seeking an experienced All-Domain Overhead Cooperative Operations (AOCO) Systems Engineer to support our government client on-site in Chantilly, ... team to integrate tactical and national capabilities. Required Qualifications + Active Top Secret /SCI clearance with Counterintelligence (CI) Polygraph. + US… more
    Noblis (12/17/25)
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  • Network Management Systems Engineer

    Leidos (Fort Belvoir, VA)
    …education and training may be considered in lieu of degree. + Possess active DoD Top Secret clearance with SCI eligibility at time of consideration. + Must have ... **Description** Leidos is seeking a Network Management Systems (NMS) Engineer at Fort Belvoir,...monitoring environment and work under the supervision of a Senior NMS Engineer . In this role, the… more
    Leidos (12/24/25)
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  • Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems /Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, ... deep web and dark web. Clearance/Citizenship Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain SCI (Active and/or PR… more
    SAIC (12/06/25)
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  • Senior Systems Mission…

    RTX Corporation (Dulles, VA)
    …a safer, more secure world. Raytheon is seeking a Raytheon is seeking a Systems Engineer for satellite mission engineering team (ME) position. The selected ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...a daily operations plan using complex software and hardware systems ; apply command and control tasks and activities. +… more
    RTX Corporation (12/09/25)
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