长江存储信号和电源完整性工程师(J12929)

任职要求

1.	本科以上学历，电子电路、电磁场、微波、射频等相关专业，有3年以上信号完整性，电源完整性，硬件开发及PCB板开发设计经验，熟练使用ADS、Ansys SIwave、Designer、HFSS、Hspice等仿真工具，熟练使用Allegro、PADs等EDA工具
2.	具备高速示波器、矢量网络分析仪、TDR、频谱分析仪等仪器设备测试经验
3.	具备扎实的信号完整性和电源完整性仿真、测试及分析能力
4.	熟悉PCB或Package工艺，材料，层叠，加工，制程等
1.	Bachelor’s degree or above; electronic circuit, electromagnetic field, microwave, RF or other related professional; more than 3 years signal integrity, power integrity, hardware development and PCB…

工作职责

1.	负责存储芯片及存储系统物理实现的芯片级及系统级SI/PI分析工作
2.	端到端实现DDRx，PCIe，SATA，MPHY等高速接口方案，保证芯片及系统高速性能，负责对高速接口进行仿真及测试分析
3.	端到端实现电源完整性分析，保证芯片及系统电源性能,负责电源完整性相关仿真与测试分析
4.	负责高频高速信号测试平台的搭建，负责相关测试夹具的设计及优化
5.	负责系统级SI/PI设计定义，负责设计阶段Pre-layout 和Post-layout分析，指导进行layout设计
6.	参与产品EMI测试， 分析与整改
1.	Be responsible for chip level and system level SI/PI analysis in physical implementation of memory chips and storage systems, such as SSD, UFS, EMMC, NAND…
2.	End-to-end implement high-speed interface scheme such as DDRx, PCIe, SATA, MPHY; guarantee high speed chip and system performance, be responsible for high speed interface analysis with simulation and testing methods
3.	End-to-end implement power integrity analysis and guarantee PI performance, be responsible for chip level and system level power integrity simulation and testing
4.	Be responsible for building high frequency/high-speed signal test platforms, responsible for the relevant test fixture design and optimization
5.	Be responsible for system-level SI/PI specification definition; be responsible for pre-layout and post-layout analysis in design phase; guide layout design
6.	Be responsible for EMI test, analysis and optimize