Signal Integrity Engineer

Position Description:

- Present SI/PI in projects

- Upgrade the SI/PI design process to improve SI/PI design quality

- Host technical meeting with key customer, provide the support to customers.

- Lead to develop next generation data center switches, server and storage SI design.

- Validate results in lab for correlation

Specific Job Responsibilities:

- Process board, Trainer and Decision maker of SI/PI

- Main customer SI/PI interface for data center Switches, server and storage

- Lead SI/PI team to evaluate design trade-offs and optimize design performance / risk /

cost / manufacturability.

- Study of new technology, such as PCB material, Cable, Via technology etc.

- PCB material choosing and stack-up definition and decision

- 3D passive channel modeling, perform SerDes channel extraction using electromagnetic

tools

- Perform signal integrity pre-layout and post-layout analysis

- Perform static timing and signal integrity analysis of parallel (common clock,

source-synchronous) interfaces

- Design and analysis of multi-gigabit serial links, including lab verification and tuning.

- Perform power integrity analysis on power delivery network

- Generate and verify PCB layout rules, manage constraints for PCB layout

- Performing physical measurements to collect data for design validation and simulation

correlations

- Be familiar with SAS, PCIe, DDR4/5, 25G/56G/112G/224G Ethernet specification is a

plus.

Qualifications:

• Technical pioneer, Good communication, Leadership skill
• Experience with at least one PCB post-route SI tool: Cadence SPECCTRA Quest,

Mentor ICX, SI Soft SI-Auditor (preferred), Sigrity Power SI.

• Experience with Synopsys HSPICE and/or Keysight ADS for both time and frequency

domain circuit simulation.

• Experience with at least one 3-D field solver (CST Microwave Studio, ANSYS HFSS).
• Strong lab skills and measurement experience are required (VNA, TDR, Real Time

Scope, BERT).

• Proficiency in Electromagnetic, Transmission-line & S-parameters theory and modeling.
• Good understanding on power distribution and SerDes (NRZ,PAM4) design.
• BSEE or related field with 8 years of applicable work experience or MSEE or related field

with 5 years of experience.

Desired Skills:

• Experience of script languages like VB, Perl or Python
• Use of mathematic tools like Matlab
• Strong written and oral communication in English with customer service skills