Principal Signal Integrity Engineer (PAM4 SerDes)

Location: Onsite in Sunnyvale, California, United States

Base salary: USD 181,000–367,000 annually in California; variable incentives may also be offered.

Company

Global edge-to-cloud technology organization developing networking, data, and application solutions.

What you will do

• Perform COM channel margin analysis and develop ASIC PAM4 SerDes channel simulation models for ASIC packages, boards, and connectors.
• Correlate ASIC PAM4 SerDes simulations with measurements and collaborate with component and ASIC vendors to improve model accuracy.
• Perform PCB timing analysis and define, document, and implement signal-integrity layout rules and checklists.
• Tune ASIC PAM4 SerDes parameters to improve serial-link design margins.
• Perform SI DVT board measurements, correlate results with simulations, and provide technical assessments to the SI management team.

Requirements

• 10+ years of signal integrity analysis experience with a bachelor's degree in Electrical Engineering, Computer Engineering, Microwave Engineering, and/or RF Engineering; or 8+ years of signal integrity analysis experience with a master's degree in one of these fields.
• Required experience with 56G/112G ASIC PAM4 SerDes technologies.
• Hands-on experience with serial channels up to 200G line rates, including coefficient tuning and TP1A measurements.
• Strong ability to debug and resolve ASIC PAM4 SerDes and channel performance issues.
• Good oral and written communication skills, ability to collaborate across geographies in a matrix organization, and ability to work on several projects simultaneously.

Nice to have

• Experience with 200G ASIC PAM4.
• Proficiency with Ansys HFSS, SIwave, ADS, Allegro, Sigrity, and MATLAB.
• Proficiency with oscilloscopes, Vector Network Analyzers, Time Domain Reflectometers, Spectrum Analyzers, and phase-noise analyzers; laboratory debugging skills.
• Experience with system-clock design and PLL design and debugging.
• Experience designing PCB stack-ups using 2-D field solvers.

Culture & Benefits

• Onsite work primarily from an office.
• Health and wellbeing benefits supporting employees and their families.
• Personal and professional development programs supporting career growth and expertise building.
• Inclusive workplace with flexibility to manage work and personal needs.