Software Tester

Millennium Corporation is seeking a Software Tester to support a program in Chantilly, VA. An active TS/SCI FS Poly is required for consideration.The Software Tester will join a high-performing Agile team supporting 2–3 web-based applications with extensive user interfaces and web service integrations. These applications serve a large and diverse user base, including both individual users and organizations leveraging API/web service capabilities. Additional responsibilities include:Execute manual testing (functional, regression, exploratory) for web-based applicationsDevelop and maintain automated test scripts using SeleniumPerform API testing and validate backend integrationsContribute to test planning, test case design, and documentationDocument test execution results thoroughly within Jira and manage assigned tasks through the workflow lifecycleCollaborate daily with cross-functional team members on assigned testing tasksParticipate in Agile ceremonies, including stand-ups and monthly retrospectivesHelp ensure comprehensive test coverage across all supported applicationsIdentify, document, and track defects through resolutionQualificationsActive TS/SCI with PolygraphBachelor's degree in Computer Science, Engineering, or related field (or equivalent professional testing experience)3–5 years of professional software testing experienceStrong experience with manual testing of web-based applications (functional, regression, exploratory)Experience with automated testing using SeleniumExperience with API testingBasic knowledge of SQLStrong analytical and problem-solving skillsExcellent communication and interpersonal skillsFamiliarity with Agile methodologies, particularly Scrum