Strong practical command of requirements traceability, interface management, verification and validation, test planning, FMEA/FMECA, fault isolation, root-cause analysis, reliability, qualification, environmental testing, design-for-test, manufacturing yield, and system-level failure modes . 5+ years of professional systems , integration , reliability , or test engineering experience, including at least 3 years of recent hands-on experience with hardware integration, test, validation, qualification, failure analysis, manufacturing test, or troubleshooting.