Renesas Electronics
semiconductor
SeniorApplicationEngineer–LowVoltageGaNDigitalPower(Firmware&Hardware)
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“Senior Application Engineer – Low Voltage GaN Digital Power (Firmware & Hardware) at Renesas Electronics. Skills: Firmware development for digitally controlled low-voltage power converters, Power electronics hardware design and validation, Low-voltage GaN-based power converter solutions (DC-DC regulators, AC-DC front-end converters, low-voltage motor drive inverters). Design, implement, and debug embedded firmware for digital control of low-voltage power converters. Develop and tune control algo”
What You'll Achieve.
Develop, debug, and validate low-voltage GaN-based power converter solutions; Own firmware development, hardware bring-up, and lab testing from concept through validated reference designs; Deliver complete solutions including schematics, layouts, embedded firmware, test results, and performance reports; Provide deep technical support to customers; Create high-quality documentation
Industry & Context.
Debugging mindset; System-level thinking; Debug complex issues spanning control-loop instability, noise coupling, and timing interactions; Resolving layout-related issues
What They're Looking For.
Must Have
5+ years of experience in embedded firmware development for power electronics, Hands-on power converter hardware design and validation, Proven experience personally owning firmware + hardware + lab testing, understanding of low-voltage power electronics, including DC-DC topologies (buck, boost, buck-boost, resonant), Motor drive inverters for low-voltage systems, Solid grasp of digital control theory applied to power converters, Embedded C/C++ programming for real-time systems, Experience with microcontrollers or DSPs commonly used in digital power and motor control, Proficient with lab equipment: oscilloscopes, power analyzers, current probes, signal generators, Schematic capture and PCB design experience (Altium or equivalent), Hands-on experience creating power electronics schematics and reviewing component selection for low-voltage GaN-based converters, Practical experience with PCB design and layout for high‑speed, low‑voltage GaN power stages, including gate drive and power loop optimization, current sensing and feedback routing, noise mitigation and grounding best practices, Comfortable performing PCB bring-up, rework, and debug, including probing fast-switching GaN nodes and resolving layout-related issues
Nice to Have
Direct experience with low-voltage GaN-based power converters, Experience with high-frequency switching optimization and layout-sensitive designs, Familiarity with simulation tools (PLECS, MATLAB/Simulink) for control and power-stage modeling, Experience supporting customers or field applications
What You'll Do.
and debug embedded firmware for digital control of low-voltage power converters
Develop and tune control algorithms
Implement real-time firmware features
Optimize firmware for fast switching
and real-time performance in GaN-based systems
Design and develop low-voltage power converter hardware using GaN FETs
Perform hands-on hardware bring-up
and validation in the lab
Execute measurements related to switching behavior
gate drive performance
and EMIC pre-compliance
Iterate hardware designs based on lab results and firmware interaction
Validate and optimize closed-loop system performance of digitally controlled power converters
Debug complex issues spanning control-loop instability
and timing interactions
Ensure robust interaction between GaN power stages
Develop evaluation boards and reference designs highlighting low-voltage GaN solutions
Deliver complete solutions including schematics
and performance reports
Support internal and external design enablement using these platforms
Provide deep technical support to customers designing low-voltage GaN-based power systems
Assist customers with firmware adaptation and tuning
hardware debugging and system optimization
Create high-quality application notes
and firmware documentation
Document best practices for digital control of low-voltage GaN power converters
Contribute to internal knowledge sharing and training
How You'll Work.
Team & Collaboration
Work in a small, hands-on engineering team; Customer-facing and internal collaboration
Communication Scope
Clear communication skills for customer-facing and internal collaboration
Process & Methodology
Independently drive projects from concept to validated solution
Full Job 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. Job Summary We are seeking a Senior Application Engineer with strong hands-on firmware development experience for digitally controlled low-voltage power converters , combined with practical power electronics hardware design and validation skills. This role is ideal for an engineer who enjoys working across firmware, hardware, and lab validation , and who can independently develop, debug, and validate low-voltage GaN-based power converter solutions such as DC-DC regulators, AC-DC front-end converters, and low-voltage motor drive inverters. Given the lean team structure, the candidate is expected to personally own firmware development, hardware bring-up, and lab testing , from concept through validated reference designs. Key Responsibilities Firmware Development & Digital Control * Design, imp
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