• Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …Chantilly, VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. ... Solutions Business Area, is currently seeking a Mid-Level Systems Engineer for the Chinook Program. As part of a...or working with the GEOINT lifecycle. + Knowledge of cloud -based architectures (AWS, C2S) and DevSecOps environments. + Familiarity… more
    Leidos (11/22/25)
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  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    …related experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret / SCI clearance with Poly. + Experience with space/ground ... **Description** SAIC is seeking an **SIGINT Systems Engineer ** to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program,… more
    SAIC (11/21/25)
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  • CAD Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    …years of experience in modeling and simulation for aerospace or space systems. + Active Top Secret / SCI w/Poly Clearance. + Proficiency with CAD tools (eg, ... **Description** **SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer. **The successful candidate will:**… more
    SAIC (10/24/25)
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  • Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    …of experience in modeling and simulation for aerospace or space systems. + Active Top Secret / SCI w/Poly Clearance. + Strong understanding of sensor ... **Description** SAIC is seeking a Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful candidate will: + Develop and maintain… more
    SAIC (10/22/25)
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  • Machine Learning Modeling and Simulation…

    SAIC (Chantilly, VA)
    …of experience in modeling and simulation for aerospace or space systems. + Active Top Secret / SCI w/Poly Clearance. + Strong understanding of sensor ... **Description** SAIC is seeking a Machine Learning Modeling and Simulation Engineer in Chantilly, VA. The successful candidate will: + Develop and maintain… more
    SAIC (10/22/25)
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  • Cyber Automation Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance is required. Compensation At Booz ... Cyber Automation Engineer Key Role: Maintain responsibility for the successful...APIs and their usage for data integration + Active TS / SCI clearance; willingness to take a polygraph… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Arkime Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance is required. Compensation At Booz ... Arkime Engineer Key Role: Architect, deploy, and configure Arkime...Ansible, Terraform, and scripts, and infrastructure-as-code concepts + Active TS / SCI clearance; willingness to take a polygraph… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • IT Systems Engineer

    SAIC (Chantilly, VA)
    …operations This position is located in **Chantilly, VA** and requires an **active TS / SCI clearance with Polygraph** . Job responsibilities include, but are not ... **Description** SAIC is seeking an **IT Systems Engineer ** to develop updated guidance for online operations...of new technologies with existing systems. **Qualifications** + Active TS / SCI with Polygraph. + Bachelors and 9… more
    SAIC (12/24/25)
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  • Machine Learning Engineer

    CACI International (Chantilly, VA)
    Machine Learning Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... Support the deployment and monitoring of AI/ML models in cloud environments * Stay current with emerging trends in...and AI engineering best practices **Qualifications:** _Required:_ * Active TS / SCI clearance with Poly * Bachelor's degree… more
    CACI International (11/12/25)
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  • Software Engineer

    SAIC (Chantilly, VA)
    …with software. This position is located in **Chantilly, VA** and requires an **active TS / SCI clearance with Polygraph** . **Qualifications** + **Active TS / ... a degree. + Experience analyzing client/business requirements and designing appropriate cloud -based systems and architectures. + Ability to develop, test, and debug… more
    SAIC (12/03/25)
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