Act as the primary technical liaison between internal cross-functional teams-including RF HW Design, Wireless Module Test Engineering, System EE, EPMs, Reliability Engineering, Quality Engineering, DFM, Global Supply Managers, and Product Design-and corresponding technical teams at OSATs, ensuring alignment on architecture, specifications, deliverables, and development milestones. This role is expected to drive OSATs, set priorities, and collaborate closely with them to validate and approve the final ATE hardware and software integration, test coverage, and corresponding test limits, ensuring timely delivery of tested modules for product NPI builds.