Design, develop, and execute formal validation and verification testing, including interoperability, video performance, audio performance, environmental, accelerated life cycle, regression, reliability, and safety-related testing pursuant to applicable compliance requirements, including IEC 60601-related validation. This role focuses on developing senior-level test strategies, executing formal V&V testing, troubleshooting complex hardware, firmware, and software issues, improving test processes, and supporting product release, sustaining engineering, customer issue investigation, and regulatory compliance activities.