NewUAT Tester System OneUAT TesterVienna, VA$40–$45 / hourExperience designing test cases with automation readiness in mind, including maintaining consistent test data, clear expected results, and repeatable steps. • Develop and maintain high-quality User Acceptance Testing (UAT) plans, test cases, test scripts, and supporting documentation.
NewPerformance Tester System OnePerformance TesterMcLean, VASystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Understanding of Service Level Agreements (SLA'S), Key Performance Indicators (KPIs), and non-functional requirements; translating them into testing objectives.
NewPenetration Tester Total Cyber Solutions LLCPenetration TesterSpringfield, VAnCompany Description Total Cyber Solutions is a premier provider of Government Contracting, managed IT Services, and Cybersecurity Training. We help federal agencies, commercial clients, and small businesses strengthen their cybersecurity posture and achieve operational resilience.
Penetration Tester Booz Allen HamiltonPenetration TesterHerndon, VirginiaOffensive Security Certified Professional (OSCP), HTB Certified Penetration Tester Specialist (CPTS), eLearnSecurity Junior Penetration Tester (EJPT), GIAC Global Information Assurance Penetration Tester (GPEN), or GIAC Cloud Penetration Tester Certification. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Senior Penetration Tester CoStar GroupSenior Penetration TesterArlington, VirginiaCollaborate with detection engineering and incident response on purple team exercises, validating that preventative and detective controls behave as expected against realistic adversary techniques. Demonstrated experience with web application and API penetration testing, including identifying and exploiting attack chains across complex application logic, authentication, and authorization flows.
Lending Systems Software Tester INSPYR SolutionsLending Systems Software TesterVienna, VAMaintain complete testing log including time spent testing, software or system problems encountered, testing time lost due to incomplete documentation/test plan or deficiencies of testing tools. Information collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions’ Privacy Policy and INSPYR Solutions’ AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ .
Tester (Functional / QA Engineer) - IRS Sky SolutionsTester (Functional / QA Engineer) - IRSTysons Corner, VARemote$99,000–$149,000 / yearOur expertise spans AI-first enablement, delivering innovative solutions and advanced cybersecurity, fortifying digital ecosystems against emerging threats and digital transformation through low-code/no-code development, cloud solutions, and agile methodologies. Compensation is determined in good faith and may vary based on job-related factors, including relevant experience, skills, education, certifications, clearance level, labor category alignment, contract requirements, work location, internal equity, and business needs.
Sr. SDET / Automation Tester MindlanceSr. SDET / Automation TesterReston, VAExperience in Webservices test automation using tools like Soap UI. " Experience with relational database management systems (e.g. 1. Accountable for analyzing User Stories, Acceptance Criteria and Prepare In Sprint automated test scripts for Web/UI, Web Services and Mobile application.
NewAutomation Tester Macpower Digital Assets Edge Private LimitedAutomation TesterMcLean, VA$50–$55 / hourOur client is looking for Automation Tester (Visa-Independent Candidates Only) with expertise in Selenium, Cucumber, and Cypress . What You'll Do: Design and review test plans, cases, and data for effective testing.
Software QA Tester GoIntellectsSoftware QA TesterWashington, District of ColumbiaReplies within 24 hours Software QA Tester - Long-Term Contract (Government) Position Title: Software QA Tester Work Arrangement: ONSITE Worksite Address: Washington, DC Interviews: In Person Required Experience: 6-10 Years. ·Direct interaction with clients, managers, andend users is necessary to analyze project objectives and capabilityrequirements, including specifications for user interfaces, customizedapplications, and interactions with internal and external instances.
Software QA Tester AnnexaSoftware QA TesterWashingtonDirect interaction with clients, managers, and end users is necessary to analyze project objectives and capability requirements, including specifications for user interfaces, customized applications, and interactions with internal and external instances. Annexa is currently working with DC Government's Office of the Chief Technology Officer and is seeking a Software QA Tester to test the Department of Motor Vehicles enterprise application.
IRS MBI Cleared Testers MATRIX SYSTEMS & TECHNOLOGIES INCIRS MBI Cleared TestersBowie, MDFull timeExperience testing all layers of the application, including web-based user interface, service layer, data migration, integration layer, data layer, and performance testing. Experience with defect tracking/requirements management tool, desired technologies include: IBM Rational Suite, (ClearQuest, Requirements Pro, Functional Test).
Senior ISSE/Penetration Tester TS/SCI Polygraph LeidosSenior ISSE/Penetration Tester TS/SCI PolygraphAnnapolis Junction, MarylandThe selected candidate will have a range of day-to-day responsibilities across multiple activities, including the following: Validating and verifying system security requirements and establishing system security designs for large-scale systems, major system elements, and interfacing systems that are part of a large complex network environment with geographically distributed components. April 28, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
6+years UAT Tester- Washington, DC (Hybrid) GoIntellects6+years UAT Tester- Washington, DC (Hybrid)Washington, District of Columbia$65–$70 / hourMinimum Education/Certification Requirements:Bachelor’s degree in IT or related field or equivalent experience Job Type: Full-time Experience: Bachelor’s degree in IT or related field or equivalent: 6 years (Preferred). Leverages excellent written and verbal communication skills to develop new business process and programming solutions as directed by business and technical stakeholders.7.
Sr. Performance Tester Glint Tech Solutions LLCSr. Performance TesterReston, VAThe selected candidate will lead performance testing, performance engineering, and scalability analysis for enterprise applications, cloud-native platforms, data warehouse solutions, and data lake ecosystems — defining test strategies, designing workload models, and analyzing system behavior across application, database, infrastructure, and cloud layers. Develop and execute end-to-end performance test strategies for enterprise applications, AWS-native applications, APIs, microservices, data warehouse platforms, and data lake pipelines.
Integration Tester Navy MutualIntegration TesterArlington, VAPerform and coordinate multiple testing disciplines, including: System TestingIntegration TestingEnd-to-End (E2E) TestingRegression TestingSmoke TestingUser Acceptance Testing (UAT). The successful candidate will partner closely with business stakeholders, developers, project managers, business analysts, vendors, and subject matter experts to validate system functionality, ensure data integrity, and support successful software releases.
NewPerformance Tester MATRIX SYSTEMS & TECHNOLOGIES INCPerformance TesterBowie, MDFull timePreferred Qualifications: Experience with the following skills will be considered a significant plus in considering prospective candidates: · IBM Mainframe Unisys Mainframe DB2 · Informatica Business Objects · Knowledge of current IRS tax administration software applications is a significant plus. · Review output to determine whether or not the test results fulfill the established requirements, and if necessary, notify the responsible programmers, both verbally and in writing, of errors, omissions, and inconsistencies in the programs and/or documentation.
Software Quality Assurance (SQA) Specialist / App Tester Ardent Principles, Inc.Software Quality Assurance (SQA) Specialist / App TesterHerndon, Virginia$130,000–$260,000 / yearMust be able to evaluate developer assignments, independently understand requirements, and engineer tests to evaluate best path scenario as well as probe for possible failure conditions. If you have worked with Selenium Webdriver and are comfortable in Linux, fluent in Java automation, and ready to shape a resilient test environment, this role is built for you.
Sr. Performance Tester Glint Tech SolutionsSr. Performance TesterReston, VirginiaThe selected candidate will lead performance testing, performance engineering, and scalability analysis for enterprise applications, cloud-native platforms, data warehouse solutions, and data lake ecosystems — defining test strategies, designing workload models, and analyzing system behavior across application, database, infrastructure, and cloud layers. Develop and execute end-to-end performance test strategies for enterprise applications, AWS-native applications, APIs, microservices, data warehouse platforms, and data lake pipelines.
STIP Senior Software Tester - Must be a U.S. Citizen and have DHS Suitability Acquired Data SolutionsSTIP Senior Software Tester - Must be a U.S. Citizen and have DHS SuitabilitySpringfield, VAFull timeCandidates will lead functional testing, regression testing, integration testing, system testing, User Acceptance Testing (UAT), API testing, performance testing, validate software against business and technical requirements, identify, document, prioritize, and track defects. The ideal candidate demonstrates strong problem-solving skills, writes clean and maintainable code, and leads systems testing/quality assurance/verification & validation discussions and improvements.