Sr MOCVD Process Engineer Job Description **Position Summary** : The Senior MOCVD Process Engineer supports GaN epitaxy mass-production operations at the GlobalWafers (GWC) foundry. This role ensures stable MOCVD production performance, drives process and yield improvements, and supports partnership alignment between Renesas and GWC. The engineer will work closely with equipment, process, and manufacturing counterparts to maintain high-quality epiwafer output and operational efficiency. **MOCVD Operations & Process Support:** + Assist GWC Foundry in the daily operation and monitoring of MOCVD equipment to ensure stable and safe production performance. + Support Renesas and GWC engineers and supervisors in epitaxy process development and mass-production execution. + Perform routine checks on equipment and process parameters, ensuring alignment with documented plans and checklists. **Data Analysis & Yield Management:** + Establish and maintain a systematic yield reporting dashboard for ongoing production and engineering activities. + Assist in monitoring process parameters and yield trends using appropriate analysis tools. **Change Management & Documentation** + Support monitoring of Process Change Management activities, including Engineering Change Notices (ECN) and Material Review Board (MRB) actions. + Assist in writing and maintaining process records, production documents, and foundry compliance documentation. **Cross-Functional Collaboration** + Participate in process-improvement projects related to epitaxy, working closely with partnered equipment, process, and manufacturing teams to meet production goals. + Collaborate with foundry teams to monitor epiwafer costs and help drive cost-reduction initiatives aligned with Renesas objectives. Qualifications + Bachelor’s degree in electrical, chemical or similar engineering discipline. Advanced degrees preferred. + Minimum of 5+ years of hands-on experience in GaN epitaxy process engineering. + Familiarity with AIXTRON MOCVD system operation and recipe editing preferred. + Solid understanding of GaN epitaxy process fundamentals, including process control, metrology interpretation, and yield-affecting mechanisms. + Proficient in written and verbal communication in both Mandarin and English. + Proficient in MS Office applications and statistical analysis tools (JMP preferred). + Solid understanding of Statistical Process Control and data analysis. + Six-sigma green or black belt certification is a plus. Additional Information Renesas is an embedded semiconductor solution provider driven by its Purpose ‘ **To Make Our Lives Easier** .’ As the industry’s leading expert in embedded processing with unmatched quality and system-level know-how, we have evolved to provide scalable and comprehensive semiconductor solutions for automotive, industrial, infrastructure, and IoT industries based on the broadest product portfolio, including High Performance Computing, Embedded Processing, Analog & Connectivity, and Power. With a diverse team of over 21,000 professionals in more than 30 countries, we continue to expand our boundaries to offer enhanced user experiences through digitalization and usher into a new era of innovation. We design and develop sustainable, power-efficient solutions today that help people and communities thrive tomorrow, ‘ **To Make Our Lives Easier** .’ At Renesas, you can: + **Launch and advance your career** in technical and business roles across four Product Groups and various corporate functions. You will have the opportunities to explore our hardware and software capabilities and try new things. + **Make a real impact** by developing innovative products and solutions to meet our global customers' evolving needs and help make people’s lives easier, safe and secure. + **Maximize your performance and wellbeing** in our flexible and inclusive work environment. Our people-first culture and global support system, including the remote work option and Employee Resource Groups, will help you excel from the first day. Are you ready to own your success and make your mark? Join Renesas. Let’s **Shape the Future** together. 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, disabilities, military status, veteran status, or any other basis protected by law. For more information, please read our Diversity & Inclusion Statement (https://jobs.renesas.com/diversity-and-inclusion) . We have adopted a hybrid model that gives employees the ability to work remotely two days a week while ensuring that we come together as a team in the office the rest of the time. The designated in-office days are Tuesday through Thursday for innovation, collaboration and continuous learning. 1. **Department** Manufacturing 2. **Location** Taipei 3. **Remote** No Requisition ID 20024676_2026-01-21 Apply Shortlist