• Senior Software Engineer /AFSIM Modeler

    KBR (Reston, VA)
    …AFSIM + Demonstrated proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) ... Title: Senior Software Engineer /AFSIM Modeler Belong. Connect. Grow. with KBR! KBR's...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (07/01/25)
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  • Trellix/Endpoint Security Engineer

    CACI International (Springfield, VA)
    Trellix/Endpoint Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage ... has an exciting opportunity for a **Senior Endpoint Security Engineer ** to join our Transport & Cybersecurity Services (TCS)...TCS program. This is an exceptional opportunity for a TS /SCI cleared professional to join an incredibly talented team,… more
    CACI International (06/21/25)
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  • Senior Developer

    Koniag Government Services (Vienna, VA)
    …**Kadiak** and our government customer in Vienna, VA. **This position requires an active Top - Secret security clearance with SCI Poly. This opportunity ... deployment, and support for new or existing IT application software on Unclassified, Secret and Top - Secret enclaves. Development currently uses the Agile… more
    Koniag Government Services (07/12/25)
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  • Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC has an immediate opening for a Systems Engineer to work on an exciting program in Chantilly! The successful candidate will be a proactive, ... to senior manager. **Qualifications** + Must currently hold an Active TS /SCI and Poly + BS Degree...in technical project management + Understanding of how collection systems work + Demonstrated ability to create and track… more
    SAIC (07/08/25)
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  • GEOINT Systems Engineer Staff

    Solvarus (Chantilly, VA)
    …10-13 years with MS/MA or 10+ years with PhD. + Current and Active TS /SCI w/ Polygraph. + Bachelor's degree in Systems Engineering or in related technical or ... these challenges. As a Solvarus team member, you will serve as a Systems Engineer providing end-to-end Systems Engineering and Integration (SE&I) services to… more
    Solvarus (06/16/25)
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  • DARPA Advanced Technology Engineer

    IronMountain Solutions, Inc. (Arlington, VA)
    …minimal guidance. + Must be highly organized with strong attention to detail. + Active TOP SECRET clearance with eligibility for Sensitive Compartmentalized ... 501164 DARPA Advanced Technology Engineer Work Location: Arlington, Virginia Schedule: Full Time...a related technical field. Clearance Requirements: Must have an Active Secret Security Clearance or the ability… more
    IronMountain Solutions, Inc. (06/29/25)
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  • Weapons of Mass Destruction (WMD) Engineer…

    Dignitas Technologies LLC (Reston, VA)
    …or equivalent Additional Eligibility Qualifications + Must be a US Citizen + An active TOP SECRET /SCI clearance and ability to pass a Counter-Intelligence ... Dignitas is seeking a Weapons of Mass Destruction (WMD) Engineer or Scientist that will support engineering analysis, modeling,...+ Develop models and assessments of WMD and underground systems and auxiliary support and supply systems .… more
    Dignitas Technologies LLC (06/04/25)
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  • Sr. Software Engineer

    BAE Systems (Mclean, VA)
    …Linux Development Environments **Preferred Education, Experience, & Skills** + Active Secret Clearance, able to get TS /SCI Clearance + Motivated collaborator ... and grow in your career with opportunities across M&S, systems , software, integration, testing, and leadership. We are looking...and leadership. We are looking for a **Sr. Software Engineer ** to add their skills to our team supporting… more
    BAE Systems (06/11/25)
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  • DevOps Engineer , Sr.

    William C Brown Inc (Springfield, VA)
    …center infrastructure * Experience using Jira and Confluence on a daily basis * Active TS /SCI clearance required and eligibility to obtain a poly Desired * ... Required Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Active TS / SCI Clearance and eligibility to… more
    William C Brown Inc (06/03/25)
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  • Field Engineer

    Nightwing (Sterling, VA)
    …design principles and operations. Understanding of the customer's message preparation process Active trade license in HVAC or Electrical systems (minimum ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (06/24/25)
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