Lead Engineer - Power Electronics ( Motor Controller )

About River
River is a design company building personal transportation for livelihood. We focus on creating multi-utility products for those independently carving their own path. We’re building from the ground up, bringing together design, engineering and technology to solve real, everyday problems. Our signature two-wheeler, Indie – The SUV of Scooters, is built to be a dependable companion for getting things done.
Today, we’re 1,500+ people strong, headquartered in Bengaluru, and have raised our Series C.
River is backed by leading global automotive OEMs, international tech investors, and top institutional asset managers, including Yamaha Motor, Al-Futtaim Automotive Group, Toyota Ventures, Mitsui & Co., Marubeni Ventures, Lowercarbon Capital, Maniv Mobility, Elev8 Venture Partners, Claypond Capital, Trucks Venture Capital, 360 ONE Asset, HDFC AMC, Singularity AMC, Anicut Capital, and JIF Capital.
Key Responsibilities
Design and develop power converter topologies such as MCU, Inverters, DC-DC (Buck, Boost, Buck-Boost), Isolated Converters
Perform schematic design, component selection, and BOM optimization
Lead power stage design, including magnetics, gate drive, protection, sensing circuits, snubber circuits, ground loops and EMI EMC optimizations
Conduct simulation and analysis (LTspice / PSpice / MATLAB) for performance and stability
Understand Control System designs for PWM generation and optimize hardware for maximum efficiency and performance
Support PCB layout design and reviews focusing on high-power, high-frequency design practices
Perform hardware bring-up, debugging, and validation of prototypes
Ensure compliance with efficiency, thermal, EMI/EMC, and safety requirements
Execute design verification and reliability testing (thermal, load, stress tests)
Support DFMEA, PFMEA, and design reviews
Work closely with firmware, mechanical, and system teams for project delivery
Work closely with DE/NPD, QA, Validation for Mass Production activities
Provide manufacturing and field support during production ramp-up
Ideal Candidate
Overall 6 to 12 Years of experience in Power Electronics with experience in design, develop, and validate high-efficiency power conversion systems
B.E / B.Tech / M.Tech / PhD in Electrical Engineering/ Electrical & Electronics Engineering /Power Electronics or related disciplines
We are looking for a skilled Power Electronics Engineer to design, develop, and validate high-efficiency power conversion systems
Role involves end-to-end ownership of power electronic hardware- from concept and design to testing, validation, and production support
Strong understanding of power electronics fundamentals
Hands-on experience with MOSFETs, IGBTs, gate drivers, controllers, and magnetics
Knowledge of switch-mode power supply (SMPS), Inverter, Motor Controller, Battery Management System (BMS), DC-DC Converter
Experience with analog and Digital control loops and compensation
Proficiency in schematic capture tools (Altium / OrCAD / KiCad)
Practical experience using lab equipment: Oscilloscope, Power analyzer, Electronic load, Multimeter
Understanding of thermal management and derating principles
Experience in EV systems and traction inverters
Familiarity with EMI/EMC standards (CISPR, IEC, ISO)
Knowledge of safety standards (UL, IEC, ISO)
Exposure to digital power control and microcontroller-based SMPS, DC-DC Converter
Experience with high-voltage and high-current designs

Work arrangement
No