R&D Power Electronics Engineer or Power Supply Engineer--某美资医疗公司


Ø      扎实的电力电子专业知识,精通电力电子电路设计分析,能独立承担项目的设计工作。熟悉反激、正激、半桥、全桥、PFC、等拓扑电路的开发设计。

Ø      精通有关半导体器件的特性及应用,高频变压器计算设计优化;精通有关电磁理论及设计、热设计

Ø      精通开关电源电路设计、安规、EMC及PCB LAYOUT规范和标准,熟悉各国安规认证标准及认证流程,有很强的开关电源EMC测试整改实际经验

Ø      具有kW级电源设计经验




The candidate will be responsible for various aspects of x-ray generator related high voltage parts design and development from planning to creation.


The candidate will be working as a member of a cross-functional project team consisting of systems engineers, hardware engineers, software engineers, technicians, PC tool developers, and project/program management team.


The candidate will be working in a schedule driven environment with additional duties that include, but are not limited to, managing workload, participating in technical project reviews and software reviews, and utilizing configuration management tools.


 Basic Qualifications:


Bachelor Degree in Electronic Engineering

5 + years experience in switching power supply design


Strong Working Knowledge of:

·         Transformers and Magnetic Design, especial for high frequency and high voltage transformer design     

·         Switching power supply topology, Half and Full-bridge inverter

·         High power output series-parallel resonant dc-dc converter (LCC or LLC)

·         Schematic capture and circuit board layout software

·         Understanding PCB layout concepts to minimize EMI and ground loops

·         Understanding of IEC, UL, CE standards

·         Documentation control, backing up code, drawings, engineering changes for new and current designs

·         Good communication skills


Plus Qualifications:

·         Master degree in high voltage technique

·         Power electronics design experience

·         Insulation structure design(绝缘结构设计)

·         high voltage transformer(高压变压器)

·         oil-insulated transformer design (油绝缘变压器设计)

·         High voltage multiplier design

·         Insulation material performance

·         High voltage divider design

·         2 + years x-ray related product design experience