You will validate & characterize wireless system performance across wireless technologies towards industry conformance / use case requirements, perform debug and failure analysis of issues with cross-functional engineering teams and drive issues to closure. You will be responsible to complete certification testing. Examples of activities you may be involved in are:- Executing validation and characterization test plans to meet industry and performance requirements. - Bringing-up device-under-test and setups for validation readiness.- Defining test requirements, design and implementing test systems. - Tracking validation status, analyze results, communicate issues & insights from data to cross functional forum.- Performing failure analysis to understand low margin or failures making use of experimental SW/FW and mock-up hardware. - Collaborating with test equipment vendors, technology suppliers and cross-functional staff to optimize radio performance of device.- Supporting manufacturing test and Certification of Apple products.