Staff MCU Application Engineer

Job Summary

We are seeking a highly motivated MCU Application Engineer with a hybrid skill set covering general‑purpose MCU application engineering and Digital Power expertise. This role supports customers and internal teams by enabling MCU‑based systems that integrate power management, DC‑DC control, and embedded firmware.

Responsibilities

Provide expert-level technical support to customers using Renesas MCU and digital power products (PMICs, digital controllers, power SoCs); Perform board bring‑up, MCU peripheral configuration, and system‑level debugging; Assist customers with digital power solutions including DC‑DC converters, PMICs, and MCU‑based power control; Develop, debug, and optimize embedded firmware in C/C++ (bare‑metal or RTOS); Develop Proof-Of-Concept solutions and technical collaterals combining MCU and power solutions; Design and tune digital control loops (voltage, current, power factor, multi-phase systems); Troubleshoot and resolve issues related to control stability, efficiency, EMI, transient response, and thermal performance; Collaborate with FAEs, marketing, and BU engineering teams to support design‑ins and customer escalations; Deliver technical trainings, workshops, and customer presentations on digital power solutions

Requirements

Qualifications; BS in Electrical or Electronics Engineering, Computer Engineering (MS preferred); 8+ years of professional industry experience in embedded systems and digital power applications; Hands‑on experience with digital power or power management systems; Strong understanding of digital control theory for power electronics; Familiarity with Control loop compensation, PID / digital compensators, ADCs, PWMs, comparators, timers; Experience in embedded MCU firmware (C Language); Working proficiency in English and fluent Chinese, proactive, agile, and results-oriented mindset; Preferred Skills; Solid understanding of MCU peripherals and communication protocols (UART, SPI, I²C, CAN, Ethernet); Experience with power system debugging (efficiency, transient response, thermal, EMI/EMC); Familiarity with industrial (factory automation, energy, power infrastructure); Experience developing reference boards, evaluation kits, or demo systems; Prior AE / FAE or customer‑facing engineering experience