• 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...team to identify and resolve issues, ensure that our software meets the highest standards of quality, and contribute… more
    Amentum (11/08/25)
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  • Quality Assurance Software Tester

    Guidehouse (Mclean, VA)
    **Job Family** **:** Software Engineering (SWT) **Travel Required** **:** Up to 10% **Clearance Required** **:** Ability to Obtain Public Trust We are seeking a **QA ... security scanning processes + Work with QA leads and senior engineers to improve test coverage and reliability +...of THREE (3) years of experience in QA or software testing + Hands-on experience with Selenium or similar… more
    Guidehouse (11/12/25)
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  • 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, ... **ManTech** is seeking a motivated, career and customer-oriented ** Tester ** to join our team supporting the Customs and...are not limited to:** + Runs test scenarios for software usability and prepares reports on the software… more
    ManTech (09/06/25)
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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/7073/ senior - tester /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (11/22/25)
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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/6875/ senior - tester /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (10/03/25)
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  • Systems Interoperability Tester…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Systems Interoperability Tester , Senior ** **Category:** Architecture **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2138 ... Description:** CGI Federal has an exciting opportunity for a Systems Interoperability Tester within our Intel sector advancing the national security mission through… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Senior Quality Assurance Tester

    ManTech International (Reston, VA)
    …This is for a future opportunity ManTech seeks a motivated, career and customer-oriented Senior Quality Assurance Tester to join our team in the Reston or ... projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference....Chantilly, VA location. This is an onsite position. The Senior Quality Assurance Tester will work with… more
    ManTech International (10/29/25)
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  • Senior Quality Assurance Tester

    ManTech (Reston, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Quality Assurance Tester ** to join our team in the **Reston or Chantilly, VA** location. ... This is an **onsite** position. The ** Senior Quality Assurance Tester ** will work with...performance, and security testing to ensure all systems and software function as intended and meet all compliance and… more
    ManTech (09/11/25)
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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 ... high standards for functionality, performance, and user experience. Our Senior QA Testers work closely with cross-functional teams to...+ Minimum SIX (6) years of professional experience in software testing or QA. + Expertise in testing tools… more
    Guidehouse (09/27/25)
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  • Business Systems Analyst/ Tester

    CACI International (Reston, VA)
    Business Systems Analyst/ Tester Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular ... requirements, analyzing business processes, implementing system solutions, and testing software applications? **Join our team as a Business Systems Analyst!**… more
    CACI International (10/21/25)
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