• Mission Systems Engineer

    KBR (Fort Belvoir, VA)
    Title: Mission Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. KBR is seeking a Mission Systems Engineer in Springfield, VA to provide...Minimal 20% + Working Hours: Standard Qualifications: Required: + Active TS/SCI clearance with polygraph. + Bachelor's degree in… more
    KBR (10/11/25)
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  • Systems Engineer I (Stafford, VA)

    Gemini 3 Group (Stafford, VA)
    Systems Engineer I (Stafford, VA) Job Title: Systems Engineer 1Location:Stafford, VAJob Summary/Purpose:The Gemini 3 Group (G3G) is seeking a full-time ... Systems Engineer 1 to support a valued...lieu of education.* 0 - 3 years' experience in systems engineering.Security Clearance Requirements: Active Secret ClearanceBenefits/Perks:* Medical,… more
    Gemini 3 Group (11/06/25)
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  • Systems Engineer - Subject Matter…

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Engineer SME, you will provide expert leadership in planning, designing, and implementing sophisticated additions and changes to ... network hardware, infrastructure server environments, and operating systems with special emphasis on Top Secret classification enclaves. Your extensive expertise in… more
    Noblis (11/07/25)
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  • Systems Engineer 4

    M. C. Dean (Vienna, VA)
    …are seeking a **System Engineer 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (10/14/25)
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  • IT Systems Security Engineer

    SAIC (Springfield, VA)
    **Description** SAIC is seeking a well-qualified Security Engineer to join an exciting program supporting our customer's Office of Security. This position is located ... to quickly adjudicate a polygraph for those with an active TS/SCI clearance. **An active TS/SCI is...and software inventories. + Analyze vulnerability scans of information systems and assist in remediation tasks. + Conduct risk… more
    SAIC (10/07/25)
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  • GEOINT Systems Engineer

    KBR (Chantilly, VA)
    Title: GEOINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. We are seeking a GEOINT Systems Engineer to provide support for system...Requirements: Minimal + Working Hours: Standard Required Qualifications: + Active TS/SCI clearance with a current polygraph + Bachelor's… more
    KBR (10/30/25)
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  • Systems Engineer III

    First Division Consulting (Stafford, VA)
    …continue to read below and join the FirstDiv team! First Division Consulting is hiring a Systems Engineer III to fill a hybrid role located in Stafford, VA. The ... Systems Engineer III (SE III) will support...white papers, and/or briefings. Requirements + Minimum Requirements: + Active DoD Secret clearance. + Bachelor's degree in engineering… more
    First Division Consulting (11/18/25)
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  • Scientist, Systems Engineer…

    L3Harris (Ashburn, VA)
    …sea and cyber domains in the interest of national security. Job Title: Scientist, Systems Engineer - Ashburn/Palm Bay - Secret Job Code: 30281 Job Location: ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership and innovation to draw on… more
    L3Harris (10/26/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …and cyber domains in the interest of national security. Job Title: Senior Scientist, Systems Engineer Job Code: 28926 Job Location: Herndon, VA Job Schedule: ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership to draw on L3Harris' technical… more
    L3Harris (10/05/25)
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  • Sr. Systems Engineer /Analyst

    Amentum (Fredericksburg, VA)
    Amentum is seeking a Senior Systems Engineer on a part-time basis to join our engineering team in Fredericksburg, VA. Like learning about new systems and ... and new Fleet capabilities. Help support to the Navy's new system. **Senior Systems Engineer Responsibilities:** + Providing Systems Engineering support for… more
    Amentum (11/14/25)
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