• Senior Software Tester…

    Amentum (Chantilly, VA)
    Amentum is seeking a skilled Senior Software Tester to join our team. The ideal candidate will be well-versed in ensuring the quality and reliability of ... software products through comprehensive testing. You will work closely...with best practices in Microsoft and Linux environments and automation . + Stay up to date with the latest… more
    Amentum (08/10/25)
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  • Senior Web Application Penetration…

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Web Application Penetration Tester Job...in real estate. In this role, you will secure software and applications that power the worldwide real estate ... market. Work with 1,000+ software , QA, and operations engineers to secure applications during...GoLang, Perl, JavaScript, .NET, API Integration + Security tooling automation in CI/CD pipelines and IDE interfaces including Static… more
    CoStar Realty Information, Inc. (07/03/25)
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  • Senior Tester

    Steampunk (Mclean, VA)
    … Software Testing Qualifications Board (ISTQB) Certification + Certified Manager of Software Testing (CMST) + DHS Trusted Tester Certification (TTv5) + ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6788/ senior - tester /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (08/29/25)
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  • Senior Quality Assurance (QA) Tester

    Guidehouse (Mclean, VA)
    …Ability to Obtain Public Trust **What You Will Do** **:** Guidehouse Senior Quality Assurance (QA) Testers lead quality assurance efforts across complex application ... meet high standards for functionality, performance, and user experience. Our Senior QA Testers work closely with cross-functional teams to identify risks,… more
    Guidehouse (09/27/25)
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  • Sr . Software Engineer TS/SCI…

    Leidos (Alexandria, VA)
    **Description** Leidos has an exciting opportunity for a Sr . Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform ... software development lifecycle (SDLC) activities as both an individual...developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation… more
    Leidos (09/10/25)
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  • Senior Software Engineer

    Leidos (Alexandria, VA)
    **Description** The ** Software Engineer** will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large ... (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial… more
    Leidos (09/18/25)
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  • Senior Offensive Security Engineer, Google…

    Google (Reston, VA)
    …or equivalent practical experience. + 5 years of experience as a software developer, including experience with security-related projects. + Experience with security ... Exploit Developer (OSED), GIAC Certified Exploit Researcher and Advanced Penetration Tester (GXPN), or Offensive Security Certified Professional (OSCP). + 8 years… more
    Google (09/22/25)
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  • Network Engineer 5

    M. C. Dean (Chantilly, VA)
    …hand tools + Experience using testing, calibration, or industry-specific tools and software (spectrum analyzer, cable tester , Alignment tool) Tools/ Software ... our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons,… more
    M. C. Dean (08/30/25)
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