• Senior Information System Security…

    General Dynamics Information Technology (Reston, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Senior** ** Information System Security** ** Engineer ** Deliver security related ... **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:**... information systems and network architectures as an Information System Security Engineer at GDIT. Here,… more
    General Dynamics Information Technology (11/21/25)
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  • Software Engineer

    CACI International (Dulles, VA)
    Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/ SCI Employee Type: Regular Percentage of Travel ... Continental US * * * **The Opportunity:** CACI seeks a talented software engineer to join our Command, Control, Computing, and Intelligence (C3I) line of business.… more
    CACI International (11/11/25)
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  • Senior Software Engineer

    KBR (Chantilly, VA)
    Title: Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... of space defense. KBR is seeking a Senior Software Engineer to join our team. The candidate will leverage...Perform other duties as assigned Minimum Qualifications: + Active TS// SCI with Polygraph + Bachelor's degree in computer science,… more
    KBR (10/21/25)
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  • Software Engineer - SME

    KBR (Chantilly, VA)
    Title: Software Engineer - SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... future of space defense. KBR is seeking a Software Engineer SME to join our team. The candidate will...Perform other duties as assigned Minimum Qualifications: + Active TS// SCI with CI Polygraph + Bachelor's degree in computer… more
    KBR (10/21/25)
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  • Program Protection (P2) Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced **Program Protection Systems Engineer ** who enjoys thinking outside of a box with technical and practical ... in support of resiliency spanning a diverse set of global threats. The engineer should have specific experience in the design, development, and testing of satellite… more
    SAIC (12/05/25)
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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 Allen, we ... Cyber Automation Engineer Key Role: Maintain responsibility for the successful...architecting, implementing, integrating, and managing COTS solutions for hybrid cloud environments + 3+ years of experience performing systems… 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 Allen, we ... Arkime Engineer Key Role: Architect, deploy, and configure Arkime..., and segmentation enforcement strategies. Work with network engineering, cloud engineering, and security operations to ensure end-to-end tele… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • IT Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an **IT Systems Engineer ** to develop updated guidance for online operations and identify new technologies for integration into a ... This position is located in **Chantilly, VA** and requires an **active TS/ SCI clearance with Polygraph** . Job responsibilities include, but are not limited… 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 Type: ... and accuracy * Support the deployment and monitoring of AI/ML models in cloud environments * Stay current with emerging trends in machine learning, LLMs, and… more
    CACI International (11/12/25)
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  • Site Reliability Engineer

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Job Title: Site Reliability Engineer Location: Sterling, VA Clearance: TS/ SCI Poly **This position ... is CONTINGENT upon contract award** The Site Reliability Engineer (SRE) collaboratively works closely with the contract leadership, Platform teams, and Sponsor to… more
    Nightwing (12/26/25)
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