• Systems Engineer

    Acclaim Technical Services (Reston, VA)
    … workplace among DC area firms and continues to grow. We are actively hiring a Systems Engineer with TS / SCI clearance and polygraph supporting a new ... will have at least 7 years' experience using a holistic approach to systems engineering. Designs, develops, evaluates and modifies end-to-end systems and … more
    Acclaim Technical Services (11/18/25)
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  • Systems Engineer - Operation Test…

    Spectrum Comm Inc (Las Vegas, NV)
    …7 years of experience writing Air Force test plans and reports. + Security Clearance: Active Top Secret / SCI ( TS / SCI ) clearance. + Solid understanding ... We are seeking a skilled Systems Engineer to support an Operational Test and Evaluation (OT&E) contract for the US Air Force at Nellis AFB, NV. The ideal… more
    Spectrum Comm Inc (12/09/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS / SCI w/CI Poly Required) Job Code: ... decision-makers have access to the most relevant and accurate information to guide mission-critical decisions. . Provide support to...of 6 years of prior related experience. + Active Top Secret / SCI with CI Poly… more
    L3Harris (10/15/25)
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  • Managed Systems Engineer -Senior

    SOS International LLC (Fort Huachuca, AZ)
    Fort Huachuca, Arizona, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI **Company Description** Founded in 1989, SOSi is among the ... in special projects as required. **Qualifications** **Minimum Requirements** + An active in scope Top Secret / SCI clearance is required. + MA/MS +8 -OR- BA/BS… more
    SOS International LLC (12/09/25)
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  • Facilities Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a top -notch **Facilities Systems Engineer ** to join our talented team in **Chantilly, VA** . This role requires an **active ... TS / SCI clearance with Polygraph** . This position...and promote cooperation. + Ability to coordinate and synthesize information from multiple sources. + Demonstrated ability to think… more
    SAIC (11/26/25)
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  • Systems Engineer (ZeroTrust Team)

    CACI International (Hanover, MD)
    Systems Engineer (ZeroTrust Team) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... complexity is required. Bachelor's degree in System Engineering, Computer Science, Information Systems , Engineering Science, Engineering Management, or related… more
    CACI International (11/13/25)
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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… more
    Leidos (12/18/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Aurora, CO)
    …secure world. We have an exciting opportunity for a **Senior Principal Systems Engineer - Continuous Integration/Development (CI/CD)** **Product Owner** , ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation of everything we do… more
    RTX Corporation (12/09/25)
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  • Systems Engineer

    Sealing Technologies (Honolulu, HI)
    …Position Overview: Sealing Technologies, a Parsons Company, is looking for a systems engineer who will provide mission-focused technical support for the ... customer environment. This position ensures systems and networks remain fully functional, secure, and optimized...customer service and communication skills + Ability to obtain TS / SCI security clearance + Ability to travel… more
    Sealing Technologies (11/19/25)
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  • Systems Engineer

    Cinteot (Herndon, VA)
    Systems Engineer Location - Herndon, VA...must be a US Citizen for consideration. Clearance Level: TS / SCI w/CI Poly Benefits: + Complete Insurance ... Science, Systems Engineering, Electrical Engineering, Computer Engineering, Physics, Information Technology, Management Information Systems , Cyber… more
    Cinteot (11/06/25)
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