This role will work directly with developers, Product Owners, Scrum Masters, integration engineers, data teams, DevSecOps engineers, vendors, and Federal stakeholders to verify that new software capabilities and supported legacy functionality are reliable, secure, accessible, data-consistent, and ready for incremental release. The Quality Assurance System Tester will participate across the SDLC by reviewing user stories and technical designs, developing test scenarios, validating software behavior, supporting application and data testing, documenting and retesting defects, and contributing to automated regression testing within CI/CD pipelines.