• 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 ... the future of space defense. KBR is seeking a Senior Software Engineer to join our team. The candidate...open-source technologies) + Hands-on experience with Java, C/C++, and/or Python Desired Qualifications: + Master of Science degree in… more
    KBR (07/22/25)
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  • Senior AFSIM Analyst

    ManTech (Hampton, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior AFSIM Analyst** to join our team at **Langley Air Force Base** in **Hampton, VA.** This is an ... onsite position. The Senior Operations Research Analyst will augment and assists the...schedule + Experience in programming in C/C++, Fortran, R, Python , MATLAB, and SQL and using Microsoft Office products… more
    ManTech (07/19/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …sea and cyber domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly Required) Job ... year of proven experience delivering daily stand-up operational briefings to senior stakeholders and mission partners. Preferred Additional Skills: . Experience… more
    L3Harris (07/17/25)
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  • Senior DevSecOps Engineer

    CACI International (Chantilly, VA)
    Senior DevSecOps Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage ... mission applications and analytics within an enterprise. **Responsibilities:** As a Senior DevSecOps engineer, you will + Develop features to automate, scale,… more
    CACI International (07/16/25)
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  • Senior Developer

    Koniag Government Services (Vienna, VA)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Senior Developer to support **Kadiak** and our government customer in Vienna, VA. **This position ... accounts, paid holidays, three weeks paid time off, and more. The Senior Developer is responsible for the design, documentation, development, modification, testing,… more
    Koniag Government Services (07/12/25)
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  • Senior Network Engineer

    TekSynap (Arlington, VA)
    …devices from multiple vendors. + Experience with scripting languages, such as Python and Perl, for automating network tasks and responding to network threshold ... architecting routed and switched networks. + 2+ years as senior or lead engineer in planning, designing, and building...possess a Secret clearance **Overview** We are seeking a Senior Network Engineer to join our team supporting DISA… more
    TekSynap (07/09/25)
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  • Senior Signal Processing Engineer

    Leidos (Arlington, VA)
    …Leidos Innovations Center (LInC) at Leidos currently has an opening for a ** Senior ** **S** **ignal Processing Engineer** to support EW programs in Arlington, VA or ... San Diego, CA. As a **LInC EW Senior Signal Processing Engineer** , you will be responsible...- Fluent with tools such as MATLAB, Linux, Mathematica, Python , Simulink - and languages such as C/C++, Java… more
    Leidos (07/03/25)
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  • Senior Lead AI Technologist

    Lumen (Richmond, VA)
    …in the company + Regularly report progress of AI initiatives to senior leadership and other stakeholders. Communicate successes, lessons learned, and opportunities ... etc.). Hands-on experience with AI development frameworks and tools (such as Python , R, TensorFlow, scikit-learn, PyTorch) and familiarity with data pipelines and… more
    Lumen (10/01/25)
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  • Senior Software Engineer

    RTX Corporation (Sterling, VA)
    …evolving global market. Collins Aerospace is seeking a highly motivated and talented Senior Software Engineer with a strong interest in the design, development and ... We Prefer:** + 2+ years of software development experience with JavaScript and Python . + Experience with Git or other software version control. + 2+ years… more
    RTX Corporation (09/30/25)
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  • Senior Information Security Engineer- SIEM

    Lumen (Richmond, VA)
    …world and shape the future. **The Role** Lumen Technologies is seeking a Senior Information Security Engineer who can be part of planning, engineering and overseeing ... with scripting languages (Java Script, RegEx, PowerShell) or application development (eg Python ) for support needs. + Networking experience to aid event collection… more
    Lumen (09/30/25)
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