• Mid-Level SIGINT Enterprise Systems

    KBR (Chantilly, VA)
    Title: Mid-Level SIGINT Enterprise Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... contract award KBR is seeking a Mid-Level SIGINT Enterprise Systems Engineer to support our customer in...end-to-end mission and services closure Required qualifications: + Active TS / SCI and Polygraph + Requires 6 -… more
    KBR (11/07/25)
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  • Portfolio Systems Engineer , SR

    KBR (Chantilly, VA)
    Title: Portfolio Systems Engineer , SR Portfolio Systems Engineer , SR Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future...Experience with Agile project management principles and processes + TS / SCI with Polygraph + Some travel required… more
    KBR (10/04/25)
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  • Mid level Systems Engineer

    KBR (Chantilly, VA)
    Title: Mid level Systems Engineer KBR is seeking a Systems Engineer to support our customer in Chantilly, VA. The position requires the employee to draft ... performance Travel: CONUS and OCONUS travel may be required. Security Requirements: Active TS - SCI /w Poly security clearance required. Belong, Connect and Grow at… more
    KBR (12/12/25)
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  • Systems Engineer

    ABBTECH Professional Resources, Inc. (Reston, VA)
    ** Systems Engineer ** **Location- Reston, Va** **Clearance- TS / SCI w/ FSP** **Salary- $200k-$215k/yr** _The above salary range represents the range ... conditions._ **_This program requires US Citizenship_** Seeking a Cloud/Infrastructure Engineer for a technical development program supporting the Sponsor's… more
    ABBTECH Professional Resources, Inc. (10/22/25)
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  • Test and Evaluation / Systems

    Intrepid Solutions and Services (Alexandria, VA)
    **Overview** Intrepid Solutions has open a Test and Evaluation / Systems Engineer position supporting our US Army TENCAP client to help enable the Army to ... and architectures in Alexandria, VA. **Responsibilities** The Test and Evaluation / Systems Engineer shall: + Review, provide comments to, and maintain… more
    Intrepid Solutions and Services (11/25/25)
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  • Identity, Credential and Access Management…

    Tetrad Digital Integrity LLC (Arlington, VA)
    …seeking a TS / SCI cleared Identity, Credential and Access Management Systems Engineer (formerly identity and access management / IdAM) to be responsible ... Compartmented Enterprise Services Office (CESO) NOC. The Systems Engineer will to contribute to the...modify CONOPS, and Standard Operating Procedure documents QUALIFICATIONS: + TS / SCI Clearance + BS in computer science… more
    Tetrad Digital Integrity LLC (11/01/25)
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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 (12/24/25)
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  • Systems Engineer SME

    CACI International (Fairfax, VA)
    Systems Engineer SME Job Category: Engineering...Strong Technical and functional documentation skills + Requires Active TS SCI Poly - ** ** **What ... Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage...highly motivated, self-directed professional to fill a Software / Systems Engineer role in Chantilly, VA, to… more
    CACI International (12/17/25)
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  • Specialist, Systems Engineer Mission…

    L3Harris (Springfield, VA)
    …cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer - Mission Protection Specialist (Active TS / SCI w/ CI Poly ... Job Description: L3Harris Technologies is currently seeking a Specialist, Systems Engineer - Mission Protection Specialist to...of 8 years of prior related experience. * Active Top Secret / SCI with CI Poly… more
    L3Harris (10/16/25)
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  • Acquisition Systems Engineer

    SAIC (Chantilly, VA)
    …architecture that provides global, persistent, real-time surveillance and activity-based intelligence information . As an Acquisition Systems Engineer , you ... **Description** **JOB DESCRIPTION:** SAIC is seeking an **Acquisition Systems Engineer ** with a strong desire...experience. + Must be a US Citizen with active TS / SCI security clearance with CI polygraph. +… more
    SAIC (11/26/25)
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