• Software Test Engineer

    ManTech (Ashburn, VA)
    ManTech seeks a motivated, career and customer-oriented ** Software ** **Tester** to join our team in **Ashburn, Virginia.** This is a hybrid position. Currently, ... are not limited to:** + Runs test scenarios for software usability and prepares reports on the software...additional experience may be exchanged in lieu of a required Bachelor's degree) + Experience with one or more… more
    ManTech (09/06/25)
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  • Senior Software Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …with US Navy military training systems and combat system simulations Experience Required : + Bachelor's degree in Computer Science, Software Engineering, or ... position and is contingent upon award. Job Description: SimIS, Inc. seeks Senior Software Engineers to lead software development for simulation systems, mentor… more
    SimIS Inc. (09/22/25)
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  • Software Engineer I (For SNC Summer…

    Sierra Nevada Company, LLC (Herndon, VA)
    …summer 2025 intern + The ability to obtain and maintain a Secret US Security Clearance is required + Basic knowledge of Computer Aided Engineering tools + ... enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. You...by 8 USC 1324b(a)(3), or eligible to obtain the required authorizations from the US Department of State or… more
    Sierra Nevada Company, LLC (09/30/25)
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  • Mobile Developer: All Levels (Requires TS Level…

    Cipher Tech Solutions (Vienna, VA)
    …to the hire: including, but not limited to the location of the position, clearance required for the position, and the contract associated with the position. ... Objective-C Regardless of whether you are applying to a software developer or reverse engineer position, if...in both domains. Core Position Requirements: + US Citizenship required (no exceptions) + Must hold a TS (Top… more
    Cipher Tech Solutions (09/06/25)
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  • Software Engineer

    Chenega Corporation (Arlington, VA)
    …**LLC** **,** a **Chenega Professional** **Services** ' company, is looking for a ** Software Engineer ** to join our team in developing and enhancing the ... and 1M+ rows. + At least 1,000 automated unit tests. + Active Secret Clearance is required . + 15+ years of web development experience. + 5+ years of ASP.Net C#… more
    Chenega Corporation (09/30/25)
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  • Senior Software Engineer…

    ICF (Reston, VA)
    …delivering an integrated solution. **The work:** We are looking for a **Backend Software Engineer ** with solid fundamentals in backend development and expertise ... must be able to obtain and maintain Public Trust Clearance + Candidate must reside in the US, be...confidential and will be used only to the extent required to provide needed reasonable accommodations. Read more about… more
    ICF (09/26/25)
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  • Sr Software Engineer

    Nightwing (Sterling, VA)
    …gathering requirements, database design schemas, and data modeling + 8+ years of software development experience required + Minimum 2+ Years' experience with ... employment + Must be able to obtain a TS/SCI Clearance + Knowledge of the principles, methods, and techniques...Certified or willing to complete one year from hire ** Required Education:** Bachelor's degree in Software Engineering,… more
    Nightwing (08/27/25)
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  • C++ Simulation Software Engineer

    Applied Research Associates, Inc. (Arlington, VA)
    …programs/facilities) requires eligibility to apply for and hold a US security clearance ; selected applicants will undergo a security investigation and must meet ... 4 years, + **MS** : 0 - 2 years. ** REQUIRED SKILLS:** + Strong C/C++ programming skills. + A...include, but are not limited to, + supporting government-housed software and simulation environments, + software development… more
    Applied Research Associates, Inc. (08/21/25)
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  • Software Engineer - Air Traffic…

    Noblis (Richmond, VA)
    …and mission assurance objectives. Noblis is seeking an experienced and highly motivated ** Software Engineers** to join our team. This role is responsible for ... software engineering and development for the FAA's Enterprise Information...complex technical concepts in both written and verbal formats Required Qualifications + Ability to effectively document technical procedures… more
    Noblis (08/08/25)
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  • C++ Software Engineer (DC, NoVA)

    Stellar Science (Vienna, VA)
    Stellar Science is seeking several modern C++20/23 Software Engineers with three or more years of industry experience creating reusable, maintainable code solving ... challenging math and physics problems. BS (or equivalent experience) required , MS/PhD degree desired. Join our unique, collaborative team to help implement… more
    Stellar Science (08/07/25)
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