• Software Tester

    ManTech (Herndon, VA)
    **Mantech** seeks a ManTech seeks a motivated and mission-focused **Software Tester ** to join our team in **Herndon, VA.** As a Software Tester on our team, you ... will play a key role in delivering automation and big data analytics solutions to the Intelligence Community. This role combines rigorous software testing with hands-on end-user support to ensure reliable, high-quality performance across critical applications.… more
    ManTech (07/26/25)
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  • Software Tester , Junior

    CACI International (Sterling, VA)
    Software Tester , Junior Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage ... developing, and maintaining cutting-edge signals processing software. As a software tester on this program, you'll collaborate with multiple product teams and… more
    CACI International (07/26/25)
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  • API Tester (Postman Expert)

    ManpowerGroup (Ashburn, VA)
    **Job Title:** API Tester (Postman Expert) **Location:** Hybrid - Vienna, VA (Onsite 3 days/week) **Client & Project:** Navy Federal Credit Union - Core Banking ... cloud-native platform. **Role Overview** We are looking for an experienced **API Tester ** to ensure high-quality delivery of API solutions. The ideal candidate will… more
    ManpowerGroup (07/16/25)
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  • Senior Quality Assurance Tester

    ManTech International (Reston, VA)
    …with MANTECH! 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 the engineering and quality assurance/test teams to perform exploratory, performance, and… more
    ManTech International (07/16/25)
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  • Senior Web Application Penetration Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Web Application Penetration Tester Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real ... / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those certifications can be substituted with considerable… more
    CoStar Realty Information, Inc. (07/03/25)
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  • IT Tester (Real Time Performance…

    Shuvel Digital (Vienna, VA)
    …over 23,000 employees. Our client Navy Federal Credit Union is seeking an IT Tester (Real Time Performance Tester )-15103-Hybrid in Vienna, VA. You seem to have ... a rock-solid profile and your overall background seems to be a great match for the position. Description: + Demonstrated experience in load test, stress test, stability test and test automation. + Design comprehensive test strategies for real-time Kubernetes… more
    Shuvel Digital (06/21/25)
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  • Senior Associate - Canvas Tester

    Capital One (Richmond, VA)
    Senior Associate - Canvas Tester As a Tester in Talent Acquisition Operations at Capital One, you will be part of a smart, talented team responsible for ... partnering with the recruitment organization and our downstream HR partners to continuously improve our recruiter and candidate experience. The qualified candidate will be primarily responsible for performing User Acceptance Testing (UAT), in Capital One's… more
    Capital One (06/16/25)
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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 the engineering and quality assurance/test teams to perform exploratory, performance,… more
    ManTech (06/12/25)
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  • Penetration Tester

    Imagine One Technology & Management (Virginia Beach, VA)
    …Center Dahlgren Division (NSWCDD). We are looking for **Senior Penetration Tester ** to provide engineering support for Cyber Situational Awareness (SA), Cyber ... in Virginia Beach, Virginia. **Experience Requirements:** The **Senior Penetration Tester ** shall have experience with technical processes and technical management… more
    Imagine One Technology & Management (06/03/25)
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  • Senior Software Tester - Expert

    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 the development team to identify and resolve issues, ensure that our software meets the highest standards of quality, and contribute to our continuous integration and delivery pipelines.… more
    Amentum (08/10/25)
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