Description:
Responsibility
Self-motivated and working under periodic high pressure.
Ensure the electronic design during the PMP or PEP project.
Follow Schneider internal process and quality strategy.
Focus on the drive/motion product (0.18kw~315kw) for China and global
market. 针对中国和全球市场的低压变频器产品开发(0.18~315千瓦)
Transfer and understand marketing requirements.
Coordinate with other functions, such as Mech, purchasing, cost, ADM…etc
Daily job includes usual project execution and advance technology
research.
Maintain and increase knowledge/expertise of product engineering
technologies, competitor analysis. 参与低压变频器工程设计，基本拓扑选择，竞争对手产品分析。
Develop innovative and cost-effective solutions for new products.
Create Schematic, Bom, design specification…etc, guide PCB engineer.
Making prototype and implement analog circuit designs (like power
electronics topology, protection circuit, switched power supply…etc) and digital
circuit designs (DSP/CPLD periphery circuit, digital/Analog input/out circuit)
Deeply involved into the Verification/Validation Test to verify the design
to meet all functionality, reliability, serviceability, customer, and
regulatory requirements. 深度参与产品开发阶段的设计与功能测试。
Debug and solve many technically challenging issues as part of a
multidisciplinary design team.精通硬件调试与问题分析。
任职要求：
Qualifications:
Skills
Master degree of power electronic with 3+ years of drive products design
experience is preferred. Bachelor degree will need 5+ years’ experience. 电力电子专业硕士文凭，至少3年以上变频器产品设计经验。学士学位需要5年以上设计经验。
Good knowledge of power electronic, topology (2-level, 3-level),
component selection (IGBT, HCT, Bus Cap, Mosfet) and thermal calculation (power loss simulation), protection strategy (short
circuit, over voltage, thermal). 3+ years experience of drive platform design
is a strong nice to have. 精通电力电子知识、拓扑设计、元器件选择(IGBT,
HCT, Bus Cap, Mosfet)、损耗计算、保护策略（短路，过压，过温）。3年以上变频器硬件平台设计经验会被优先考虑。
Sensors and signal conditioning (grounding schemes, filters, A/D…).
Current/Voltage measurement methods. 传感器与信号处理设计经验，包括接地，拓扑，滤波器，数字/模拟转换。常用电流电压检测方法。
IGBT gate drive circuit design. 精通开关器件驱动电路设计。
Switched power supplies (Forward/flyback DC/DC converters, PFCs, power
efficiency, reliability…). Able to design and guide the supplier to develop the
transformer and inductor. 开关电源设计经验，熟知常用拓扑，器件选型，损耗与效率计算。能够指导、协同供应商进行高频变压器和电感设计。
EMC principle knowledge, Differential/Common path, Conducted/Radiated
Emission… EMC相关原理掌握，差模、共模路径分析。辐射传导与发射传导问题解决
Analog circuit design (Amplifier, 2/3 order filter, Monte Carlo method)
High-speed digital design and circuits (microprocessors, DSPs, memories,
CPLD), familiar with basic controller functions (analog/Digital input or
output). 3+years controller design and CPLD programming is a strong nice to
have. 告诉数字电路设计经验，熟知主控板功能设计，包括数字、模拟输入输出接口设计，编码器接口设计。3年以上主控板设计会被优先考虑。
Schematic/PCB design and tools skills(Allegro)
Familiar with simulation tools (matlab, plecs, pspice), basic knowledge
of motor control
Familiar with related standard, IEC61800-5-1, UL508C 熟悉变频器相关标准，至少包括 IEC61800， UL508C.
Good oral and writing English skills, able to communicate with internal
and foreign engineers through email or phone meeting.
Positive attitude and team player. Desire for challenge, new technology
and self-improvement.
Enthusiasm for power electronics and product development.