Principal Application Engineer – High-Voltage GaN for Datacenter Power Job Description **Job Description:** We are seeking an experienced and visionary Principal Application Engineer to join our team, specializing in high-voltage GaN (Gallium Nitride) technology for datacenter power applications. This role offers the opportunity to lead technical innovation, define product strategy, and drive next-generation power architectures for hyperscale and enterprise datacenters. **Key Responsibilities** + Technical Leadership & Product Ownership: Serve as the technical lead for GaN-based datacenter power solutions, guiding architecture decisions and ensuring technical excellence across projects. + Product Definition & Strategy: Define new high-voltage GaN products optimized for datacenter workloads, aligning with efficiency, density, and sustainability goals. + Reference Design Development: Architect and deliver advanced reference designs for AC-DC front-end, DC-DC conversion, and rack-level power distribution tailored for datacenter environments. + Customer Engagement & Technical Advocacy: Partner with leading cloud and hyperscale customers, providing expert technical support and influencing design-in decisions. + Mentorship & Team Development: Coach and mentor engineers, fostering a culture of technical excellence and innovation. + Thought Leadership: Publish technical papers and application notes showcasing GaN advantages in datacenter power architectures. + Feedback Integration: Relay customer insights to shape future product definitions and roadmap. Qualifications + **Master’s or Ph.D. in Electrical Engineering or a related field preferred** (Bachelor’s required). + **12+ years of experience** in power electronics, with at least **4+ years in high-voltage GaN technology** . + Proven track record of **leading technical teams or projects** and delivering complex solutions. + Hands-on experience in AC-DC, DC-DC, and DC-AC power electronics for **datacenter or cloud infrastructure** . + **Required experience with advanced topologies** such as: + **Totem-Pole PFC** + **Matrix converters** + **Multiphase LLC resonant converters** + Other **soft-switching topologies** for high-efficiency power conversion. + Strong fundamentals in power electronics and high-voltage GaN technology. + Excellent communication and leadership skills, with the ability to influence technical decisions and inspire teams. + Nice to have: Experience in firmware development for power electronics. **Skills** + Proficiency in Altium schematic design and PCB layout. + Experience with simulation tools (Simetrix, Simplis, PLECS, LTSpice). + Knowledge of magnetic component development (inductors, transformers). **Why Join Us?** + Lead the technical vision for GaN-based datacenter power solutions. + Influence product strategy and own technical decisions that shape the future of cloud infrastructure. + Collaborate with top-tier engineering talent and global hyperscale customers. + Opportunity to be recognized as a technical leader in a rapidly growing industry. Company Description Renesas is one of the top global semiconductor companies in the world. We strive to develop a safer, healthier, greener, and smarter world, and our goal is to make every endpoint intelligent by offering product solutions in the automotive, industrial, infrastructure and IoT markets. Our robust product portfolio includes world leading MCUs, SoCs, Analog and power products, plus Winning Combination solutions that curate these complementary products. We are a key supplier to the world’s leading manufacturers of electronics you rely on every day; you may not see our products, but they are all around you. Renesas employs roughly 21,000 people in more than 30 countries worldwide. As a global team, our employees actively embody the Renesas Culture, our guiding principles based on five key elements: Transparent, Agile, Global, Innovative, and Entrepreneurial. Renesas believes in, and has a commitment to, diversity and inclusion, with initiatives and a leadership team dedicated to its resources and values. At Renesas, we want to build a sustainable future where technology helps make our lives easier. Join us and build your future by being part of what’s next in electronics and the world. 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, 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** Shenzhen 3. **Remote** No Requisition ID 20023931_2025-12-05 Apply Shortlist