Job Summary The Principal Engineer (RF) will serve as a senior technical authority responsible for radio product and test engineering, and continuous improvement across the full product lifecycle—from New Product Introduction (NPI) to high‑volume manufacturing. This role provides expert‑level RF technical support, leads complex failure analysis, and defines advanced RF test methodologies to ensure robust product performance, test yield, and production efficiency. The position requires close collaboration with R&D, NPI/TPI teams, manufacturing sites and repair centers. Job Responsibilities Act as senior owner of radio product (LTE/NR); provide technical expertise across product and test engineering to global production sites (mainly Mexico, India, China), repair centers, and NPI/TPI programs. Continuously improve test time, yield. Optimize test solutions (HW & SW) for production, ensuring correctness, accuracy, cost efficiency. Lead high‑complexity failure analysis for...