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.
Role Purpose
The Staff Applications Engineer will support Renesas input protection products for enterprise, data center, AI server, telecom, and industrial power systems. This is a hands-on hardware role focused on customer support, board debug, validation, reference designs, and practical design guidance and requires strong power electronics experience. The engineer will work with systems, design, validation, product marketing, field teams, and customers to solve real application issues and help customers adopt Renesas power products successfully.
Principal Accountabilities
Provide applications support for input protection devices used in 48 V and emerging 800 V / ±400 V power systems.
Support customers and field teams through schematic reviews, PCB layout reviews, component selection, bench debug, issue reproduction, root cause analysis, and clear design recommendations.
Develop and validate evaluation boards, demo boards, proof of concept hardware, and reference designs for high current and high voltage applications.
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Debug hardware, register configuration, PMBus/I²C communication, gate drive behavior, isolation interfaces, system transients, and customer board failures.
Use lab equipment such as oscilloscopes, high voltage supplies, electronic loads, power analyzers, thermal tools, differential probes, and automated test setups.
Create scripts, calculators, GUI utilities, and data analysis tools to support validation, characterization, and customer debug.
Support new silicon bring up, identify application gaps early, and work with design and systems teams to improve product robustness.
Review and write customer documentation such as datasheets, application notes, user guides, design guides, test reports, troubleshooting notes, and training material.
Work closely with marketing, systems, design, validation, quality, sales, and field teams to support product launch, customer design in, and issue closure.
Minimum Qualifications
Master’s degree in Electrical Engineering, Electronics Engineering, Power Electronics, or a related field; bachelor’s degree with strong relevant experience may also be considered.
3+ years of experience in applications engineering, field applications, validation, product engineering, or hardware development for analog or power semiconductor products.
Strong hands-on board and system debug experience, including issue reproduction, waveform analysis, fault isolation, root cause troubleshooting, and corrective action recommendations.
Good understanding of power electronics, input protection, MOSFETs gate drive, current sensing, thermal behavior, and protection concepts.
Experience with schematic capture, PCB layout review, board bring up, high current routing, grounding, noise coupling, isolation, and measurement best practices.
Familiarity with simulation tools such as PSpice, SIMPLIS, MATLAB/Simulink, or similar tools for power, transient, thermal, or signal/power integrity analysis.
Comfortable using common lab equipment, including oscilloscopes, power supplies, electronic loads, power analyzers, thermal cameras, probes, and solder/rework tools.
Able to write clear customer facing documents and work directly with customers and cross-functional engineering teams.
Qualifications
Preferred Qualifications / Desired Experience
Experience with high voltage products, 800 V or ±400 V HVDC systems, solid state relays, eFuses, live insertion, or high power data center systems.
Knowledge of PMBus/I²C telemetry, register configuration, fault logging, GUI tools, and lab automation using Python, C/C++, MATLAB, LabVIEW, or similar tools.
Experience validating startup into large capacitance, short circuit behavior, load transients, retry/latch off behavior, and safe operating area limits.
Familiarity with isolation concepts, isolated interfaces, bias supplies, HV lab safety, EMI, and ESD considerations.
Experience creating EVMs, reference designs, demo platforms, user guides, application notes, design calculators, and training material.
Customer facing experience with enterprise or data center customers, server OEMs/ODMs, hyperscalers, telecom customers, or field applications teams.
Able to manage ambiguity, prioritize customer issues, and drive practical solutions with limited day to day direction.
Additional Information
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.
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