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).
Tester - Expert MarkonTester - ExpertChantilly, Virginia$150,000–$190,000 / yearFull timeThe successful candidate will collaborate closely with software developers, systems engineers, product owners, and other technical stakeholders to identify defects, validate functionality, and ensure the delivery of reliable, secure, and high-quality software solutions in an Agile development environment. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Tester Expert Markon SolutionsTester ExpertChantilly, VA$150,000–$190,000 / yearThe successful candidate will collaborate closely with software developers, systems engineers, product owners, and other technical stakeholders to identify defects, validate functionality, and ensure the delivery of reliable, secure, and high-quality software solutions in an Agile development environment. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Quality Assurance Tester 2 - TS clearance required - Washington DC area Bow Wave LLCQuality Assurance Tester 2 - TS clearance required - Washington DC areaArlington, VAFull timeEducation: Bachelor's Degree requiredResponsibilities•Design, develop, and execute functional test cases for Pega applications, ensuring comprehensive coverage of business workflows.•Collaborate with developers, business analysts, and stakeholders to gather requirements, test scenarios, and acceptance criteria.•Validate system functionality against business requirements, user stories, and acceptance criteria, ensuring accurate behavior.•Identify, document, and track defects, partnering with engineering teams to support timely and thorough resolution.•Assist with test planning, including defining test scope, estimating effort, and contributing to test strategy development.•Maintain and update test documentation, including regression test suites and functional test artifacts.•Participate in Agile ceremonies (stand ups, sprint planning, reviews, retrospectives) and support testing activities across all iterations.•Collaborate with cross functional teams to ensure quality alignment throughout the SDLC.•Analyze test results, identify risks, and provide clear, actionable feedback to development and product teams.
Application Software Engineer III– Chassis Tester Software Blue OriginApplication Software Engineer III– Chassis Tester SoftwareWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. You will write Linux instrument drivers, architect hardware-in-the-loop test frameworks, build the operator-facing tools that run on the test floor, and own the automated result-checking infrastructure (Themis) that determines pass/fail for flight-critical hardware.
Senior Tester Markon SolutionsSenior TesterChantilly, VA$130,000–$160,000 / yearOur growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services. Markon is seeking a Senior Software Test Engineer to support an Intelligence Community customer by developing and executing quality assurance methodologies for enterprise software applications.
Senior Tester MarkonSenior TesterChantilly, Virginia$130,000–$160,000 / yearFull timeDescription: Markon is seeking a Senior Software Test Engineer to support an Intelligence Community customer by developing and executing quality assurance methodologies for enterprise software applications. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Software Engineer II (Tester) Reflexive ConceptsSoftware Engineer II (Tester)Hanover, MarylandBachelor's Degree or higher in Computer Science or a related technical field An additional four (4) years of software engineering or test engineering experience may be substituted for the degree, for a total of nine (9) years. Experience with User Acceptance Testing (UAT), functional testing, API testing, accessibility (Section 508) testing, and role-based testing.
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.
Penetration Tester Cyber Defense TechnologiesPenetration TesterChantilly, VirginiaSystem methodologies including: client/server, web hosting, web content servers, policy servers, directory servers, firewalls, WAN, MAN, LAN, switches, and routers. At CDT, we offer a collaborative and inclusive work environment where your expertise in Penetration Testing will help shape the future of cybersecurity and engineering solutions.
NewCompliance Tester II Capital One Financial CorpCompliance Tester IIMcLean, VA$96,500–$110,100 / yearThe Senior Associate Compliance Tester will support lines of business by: Testing adherence to business regulatory requirements; Testing controls, data, and automation for adherence to regulatory requirements; Managing compliance to appropriate testing document retention guidelines. Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter.
ServiceNow Tester Accenture Federal ServicesServiceNow TesterWashington, DCThe pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $93,400—$176,200 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland .
Software Quality Assurance Specialist/Applications Tester – TS/SCI w/ Poly GD Information TechnologySoftware Quality Assurance Specialist/Applications Tester – TS/SCI w/ PolyHerndon, VirginiaDevelop testing programs that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests, or usability. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
Software Quality Assurance Specialist/Applications Tester 653 Freedom Technology Solutions GroupSoftware Quality Assurance Specialist/Applications Tester 653Herndon, VirginiaDevelop testing programs that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests, or usability. Freedom Technology Solutions Group is looking for a Software Quality Assurance Specialist/Applications Tester to join a new team based out of Herndon, VA!
ServiceNow QA Tester (321) iTech AGServiceNow QA Tester (321)Arlington, VirginiaThe QA Tester will be responsible for ensuring the quality of our software products by designing and executing test plans, identifying defects and issues, and collaborating with cross-functional teams to deliver high-quality software. MINIMUM QUALIFICATIONS Proven experience as a QA Tester with ServiceNow platforms with manual testing experience, and experience working with enterprise software in large teams.
Software Tester ManTechSoftware TesterHerndon, VAMANTECH seeks a highly motivated Software Tester to support a high-performing team of Software Developers, DevOps Engineers, and Data Engineers in Herndon, VA. You will join an elite team delivering automation and big data analytics for the Intelligence Community, focusing on enhancing software testing capabilities for critical GOTS applications.
IRS MBI Cleared Testers Matrix Systems & TechnologiesIRS MBI Cleared TestersBowie, MarylandOur client base includes; The State of Maryland, Maryland State Department of Education, Prince George’s County Maryland, IRS, Northrop Grumman, Computer Sciences Corporation, SAIC, Lockheed Martin, American University, and the Department of Health and Human Services. We have provided services in full life-cycle engineering analysis, strategic planning, testing and process management for clients across the North-eastern corridor since 1996.
Tester - TS/SCI with Polygraph General Dynamics Information TechnologyTester - TS/SCI with PolygraphHerndon, VirginiaTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Senior Functional and Automation Tester :: Washington, DC (Remote) ARK Solutions, Inc.Senior Functional and Automation Tester :: Washington, DC (Remote)Washington, DCRemoteThis role will focus on functional and automated testing of Java-based backend services, RESTful APIs, GCP-hosted applications, AI-enabled solutions, and container/serverless environments. Perform comprehensive testing of RESTful APIs, including requests, responses, payloads, error handling, and service integrations.
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.