Applications Engineer Jobs in Austin, TX (NOW HIRING)

We are seeking a Senior Applications Engineer to act as the primary technical anchor for our next-generation DC-DC and multiphase power solutions, directly enabling high-performance computing and automotive tier-1 customer designs. In this role, you will own the hardware evaluation, circuit simulation, and system-level debugging required to turn our cutting-edge power management silicon into robust, real-world customer implementations. You will be joining an industry leader at a time when Renesas is aggressively scaling its power portfolio to solve the dense, high-current delivery challenges of the AI infrastructure boom.

As a member of our Power Management business unit, you will play a pivotal role in driving the adoption of Renesas’ industry-leading power management solutions. You will collaborate closely with product definition, marketing, and field teams to develop innovative Winning Combinations (Success Stories), support key customer tier-1 designs, and define the next generation of highly efficient DC-DC and multiphase power solutions.

Responsibilities

• Design-In Support: Lead product promotion and design-in activities, including power tree architecture and power delivery system debugging.
• Product Definition: Contribute to the definition of innovative, differentiated products based on technical requirements and market needs.
• Hardware Review: Perform schematic capture and PCB layout reviews for both internal evaluation boards and customer designs.
• Simulation: Develop and execute simulations of power converter circuits and systems for development and resolution of technical issues.
• Documentation: Author technical documentation, such as application notes and design guidelines, to assist customers with product deployment.
• Technical Training: Provide training on product usage and DC-DC converter fundamentals to Field Application Engineers (FAEs) and customer engineering teams.
• Customer Engineering: Provide on-site and remote technical support to internal and external teams, conducting root-cause analysis and debugging.
• Market Research: Conduct competitive analysis and research to support marketing initiatives and strategic activities.
• Systems Engineering: Develop a comprehensive, system-level understanding of customer applications to inform new product development.

• Excellent organizational skills, with a high degree of attention to detail and accuracy.
• Prior experience with power IC, MOSFET, control loop, digital controllers, multi-phase buck
• Competence in Python or C; experience with lab equipment automation is a significant benefit.
• Proficiency with lab equipment such as oscilloscopes, electronic loads, and function generators.
• Experience with analog circuit modeling and simulation tools (e.g., SIMPLIS and PSpice) is required.
• Advanced knowledge of DC/DC converter topologies, including buck, boost, buck-boost, charge pump, and intermediate bus converters.
• Schematic capture and PCB design tools such as OrCAD, Allegro, and Cadence.
• Knowledge of Intel SVID/AMD SVI and PMBus/AVSBus power management interfaces is a plus.
• Knowledge of control theory, closed-loop compensation, and stability margin analysis.
• Strong written and verbal communication skills are essential.

Education

• BSEE/BSECE with 7+ years of relevant experience, or MSEE (preferred) with 5+ years of experience.

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.

Renesas Electronics deals with dual-use technology that is subject to U.S. export controls regulations. Under these regulations it may be necessary for Renesas to obtain U.S. government export license prior to release of technology to certain persons. The decision whether or not to file or pursue an export license application is at the sole discretion of Renesas.