北京招聘

Key responsibilities
1. Test silicon PCB board schematic design and review.
a. Power component selection, DC-DC and LDO regulators
b. Power test design, implement method to inject noise in power supply
c. Power measurement design, implement current monitoring design
d. High speed connector selection, evaluating routing escape and signal integrity as well as testing ecosystem.
2. Test silicon PCB board SI/PI simulation
a. SI simulation for insertion/return loss. Check compliance with relevant standards.
b. PI simulation for impedance optimization, power domain crosstalk, and power bump isolation.
3. Test silicon PCB board functional verification and measurement
a. PCB first power on, check clock, IO, power, and waveform quality.
Requirements
1. Proficient in ANSYS HFSS 3D Layout
2. Proficient in ANSYS SiWave PDN analysis or Keysight PiPro
3. Understanding of s-parameters and transmission line theory

英语要能和老外沟通~

晟联科（eTopus）是一家半导体芯片设计公司，为数据中心云计算服务器等的连接提供高速互连，专注于超高速112G PAM4 DSP PHY芯片以及相关技术的设计，产品已扩展到支持CPU，GPU，AI，加速器和服务器内部存储之间的高速互连。
公司成立于2014年，2016年我们成为最快发布用于光模块200G (4x50G PAM4) DSP PHY芯片的公司。目前多家业内头部网络和5G设备商已在批量生产涵盖我们IP授权的芯片，并巨量发货。我们总部在上海，美国硅谷、香港、台湾等设有办事处和研发中心。
公司官网：https://etopus.com