Research Innovations, Inc. (RII) is breaking through the big, slow, status quo with transformative technology that fundamentally changes and improves the world. We develop cutting-edge software for all levels of the government and military. Using agile development practices and user-centered design, we create innovative software solutions for complex real-world problems. RII is seeking a Senior Test Engineer with deep expertise in software testing within an Agile SDLC environment. This role requires strong analytical skills, attention to detail, and the ability to ensure high-quality software delivery across new features, enhancements, and defect fixes. You will contribute to verification and validation efforts using both manual and automated testing, collaborating closely with development teams to identify, document, and resolve quality issues across performance, integration, and system operations. This position requires an active U.S. Secret security clearance.