Principal / Master Power R&D Engineer

3 weeks ago


Singapore LITE-ON SINGAPORE PTE. LTD. Full time

Key Responsibilities:
Design power supply hardware for various switching mode power converters (3-phase Vienna Rectifier, NPC, PFC, Flyback, Forward, Buck, Boost, Resonant topologies, and Synchronous Rectification), ranging from 1,000W to 22,000W.
Design on-board charger requirement, compact and high-power density requirement.
Design to meet functional safety and reliability standards. For automotive grade.
Theoretical analysis of concepts (calculation and simulation).
Practical and detailed evaluation of all types of power circuits.
Enhance and improve circuit performances such as Efficiency and Reliability.
Creation of 3D/2D models, assembly drawings, PCB, and schematic designs.
Support firmware development using various DSP/MCU platforms.
As project key person to start from concept to mass production stage.
Implement design for manufacturing and design for automation. DFx.
Patent and technology creation, defining new power requirements.
Electrical and Firmware architectures (lead and support).
Key Requirements:
BSc, MSc, PhD, or researcher with Min. 8 years experience.
Experience with EV chargers and onboard chargers (OBC) is a plus.
Familiar with power measurement equipment.
With solid technical know-how on the transformer, power Mosfet, PWM controller, and synchronous rectifier circuits.
Understand the application of PID controllers and control loop analysis.
Knowledge of EMC/IEC/UL/EN standards.
Experience in PCB schematic and layout designs.
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