Principal Product Engineer

Sustaining Principal Product Engineers ensures product continuity after mass production by manage SPS, controllers and various AI products lifecycle, resolving production/ customer issues, and improving COGS. We are seeking a Product Engineer to join our team with a primary focus on sustaining engineering activities. This role as the Product owner and is critical in ensuring the long-term quality, reliability, and manufacturability of our power IC products. The ideal candidate will collaborate with cross-functional teams—including design, test, manufacturing, and quality—to support mature products in high-volume production, drive yield improvement, resolve customer issues, and extend product lifecycle. Key Responsibilities • Product owner to multiple products lifecycles, production and compliance. Oversees high volume AI Products mass production manufacturing across all internal factory and subcons • Managing excursions, sustain Product COGS improvement and process optimization such as Yield/Volume/Test Time/failure improvements, manufacturing performance • Manage and mitigate risk in PCRB (Process Change Review Board) to keep delivery by supporting product qualifications, second-source/material changes, and process migrations/improvements. • Disposition of abnormal lots, low yielding lots or production issues • Cross function interface with Operation, QA, Reliability, Factory and OSAT • Serve as a mentor for less experienced engineers • Analyze product performance, failure modes, and reliability to support customer returns (RMA/FA). Requirements: • Proven track record of resolving excursion and improving product COGS for high volume mass production manufacturing factory and subcons • At least have a minimum of 12 years’ experience in Product Engineering. • Bachelor's Degree Engineering in Electrical/Electronic, Physics, Computer or related fields • Proficient in Data manipulation and analysis skill. Familiar with JMP, PDF Exenso is a plus. • Product Management skill. Strong sense of Cost, ROI and efficiency • Familiar with Integrated Circuit semiconductor process • Highly self-motivated, adaptable and good time management skill • Having Product Test Knowledge is a plus. • Having knowledge of Products, IC, modules such as Driver, Power Stage is a plus. • Having experience in Development NPI Product Engineering is a plus. • Need to work onsite. • Must have good verbal and written communication skills in English. • Good interpersonal, communication, and collaboration skills. Renesas is an embedded semiconductor solution provider driven by its Purpose, To Make Our Lives Easier . With a global team of over 21,000 engineers and problem solvers in more than 30 countries, we offer the opportunity to work on world‑leading technology for Automotive, Industrial, Infrastructure, and IoT, shaping a safer, healthier, greener, and smarter future. At Renesas, TAGIE is our culture, grounded in being Transparent, Agile, Global, Innovative, and Entrepreneurial. It shapes how we work, grow and deliver on our purpose together. This collaborative spirit and mindset drive our semiconductor technology to transform industries and impact millions of lives. We believe in rewarding our employees with a competitive benefits package alongside their salary. More information will be provided during the hiring process. Are you ready to join our team and shape the future with us? Renesas Electronics is an equal opportunity and affirmative action employer, committed to supporting diversity and fostering a work environment free of discrimination on the basis of sex, race, religion, national origin, gender, gender identity, gender expression, age, sexual orientation, military status, veteran status, or any other basis protected by law. For more information, please read our Diversity & Inclusion Statement .