• GEOINT Electro-Optical/Infra-Red Processing System…

    KBR (Chantilly, VA)
    …Requirements: Minimal 0-20% + Working Hours: Standard/Flexible Qualifications: Required: + Security Clearance Requirements: TS/SCI with Polygraph + Education: BS ... Title: GEOINT Electro-Optical/Infra-Red Processing System Engineer Belong. Connect. Grow. with KBR! KBR is...in designing and optimizing defense systems that ensure national security and shape the future of space defense. Key… more
    KBR (12/29/25)
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  • Infrastructure Engineer

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Job Title: Infrastructure Engineer Location: Sterling, VA Clearance : TS/SCI Poly **This position ... is CONTINGENT upon contract award** The Infrastructure Engineer (IE) collaboratively works closely with the Sponsor, leadership, P&O Teams, and Mission Partners to… more
    Nightwing (12/26/25)
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  • Linux Engineer

    ManTech (Quantico, VA)
    …a secure, standard OS build process. + Experience installing and managing PostgreSQL. ** Security Clearance Required** : + Must have a current/active Top Secret ... **MANTECH** seeks a motivated, career and customer-oriented **Linux Engineer ** to support our current NCIS contract out...or Nagios Experience and / or willingness to learn DevOps and Automation. + Familiarity with the DIACAP and/or… more
    ManTech (10/31/25)
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  • Associate Cloud Engineer

    ManTech (Herndon, VA)
    MANTECH seeks a motivated, career and customer-oriented **Cloud Engineer ** to join our team **onsite** in **Herndon, VA or Reston, VA** to support the development ... this role, you will focus on reliability, performance, and security as part of the day-to-day execution of tasks....code repositories, such as Github, and in administration within DevOps and CI/CD pipelines + Experience managing resources, tenancy… more
    ManTech (11/19/25)
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  • Test Automation Engineer

    Leidos (VA)
    …receive the best care no matter where they are. With a focus on excellence, security , and innovation, this is your chance to be at the forefront of healthcare's ... opportunity is your next career move. The **Test Automation Engineer ** ensures the quality and reliability of our software...runs adequately cover the system. + Work with the DevOps team to identify improvements to code pipelines to… more
    Leidos (12/25/25)
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  • Platform Engineer

    Steampunk (Mclean, VA)
    **Overview** We are seeking **Full-Stack Platform Engineer ** , with a Tinkerer mindset, who can build high-quality software across the stack while also owning the ... in AWS, Terraform, CI/CD (CloudBees/Jenkins), and more. **Contributions** This engineer will design, build, and maintain **developer tooling** , **internal… more
    Steampunk (11/26/25)
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  • Software Engineer / IDAM - Active TS/SCI…

    ENS Solutions (Mclean, VA)
    As a Software Development Engineer with a focus on Identity and Access Management (IDAM), you will leverage your expertise in both software development and IDAM to ... + Participating in system development to include design, modeling, security , integration, and formal testing of an IDAM solution...degree with 10+ years of experience. + Active TS/SCI clearance and ability to obtain and maintain a CI… more
    ENS Solutions (12/27/25)
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  • Data Engineer

    Guidehouse (Arlington, VA)
    **Job Family** **:** Data Science Consulting **Travel Required** **:** Up to 10% ** Clearance Required** **:** Ability to Obtain Public Trust **What You Will Do** ... **:** Guidehouse seeks a Data Engineer to support in building, optimizing, and maintaining data...stored procedures, and APIs.** **Ensure data quality, integrity, and security through rigorous validation, monitoring, and logging (eg, Splunk,… more
    Guidehouse (12/24/25)
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  • Data Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Data Engineer ** to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a ... of cloud base databases with applications and services + Implement robust security measures to protect sensitive data and ensure compliance with relevant data… more
    ManTech (11/15/25)
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  • Software Engineer

    Guidehouse (Springfield, VA)
    …+ An ACTIVE and MAINTAINED TOP SECRET with SCI (TS/SCI) Federal or DoD security clearance + Bachelor's degree + THIRTEEN (13)+ years' of software engineering ... Nice To Have** **:** + An ACTIVE and MAINTAINED TS/SCI Federal with DoD security clearance with a COUNTERINTELLIGENCE (CI) polygraph + Master's degree +… more
    Guidehouse (12/19/25)
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