Senior Principal SerDes SI/PI Engineer

Synopsys, Inc.; Sunnyvale (CA); On-site; USD 180,000 - 280,000; Full time

Job summary

Synopsys, Inc. in Sunnyvale, CA seeks an experienced SI/PI engineer with 15+ years in high-speed SerDes design to advance next-generation IP and solutions.

You will lead SI/PI investigations, define strategies for PCIe and Ethernet, and collaborate with architecture, design, packaging, and applications teams to ensure signal integrity across silicon, package, board, and system levels. Strong expertise in NRZ/PAM4, S-parameter modeling, SI simulations, and tools like HFSS, ADS, HSpice, MATLAB,

Qualifications

• MS/PhD in Electrical Engineering or Computer Engineering with 15+ years of industry experience.
• Proven experience in Signal Integrity and Power Integrity for high-speed SerDes designs.
• Expertise in PCIe and/or Ethernet channel design.
• Strong knowledge of NRZ/PAM4 signaling, S-parameter modeling, and SI simulation methodologies.
• Experience with HFSS, ADS, HSpice, MATLAB, and IBIS-AMI.
• Understanding of package, substrate, and PCB technologies.

Responsibilities

• Lead SI/PI investigations and drive resolution of complex design challenges.
• Define and execute SI/PI strategies for advanced SerDes products, including package, channel, and 3DIC considerations.
• Develop and maintain SI/PI requirements for PCIe and Ethernet products across chip, package, board, and system levels.
• Perform channel feasibility analysis, modeling, simulation, and correlation activities.
• Review and sign off SI/PI aspects of SerDes transmitter, receiver, and test chip designs.
• Collaborate with architecture, design, package, and applications engineering teams throughout product development.
• Participate in industry standards activities and apply emerging best practices.
• Support customer engagements and technical debug activities.

Skills

SerDes SI/PI

PCIe/Ethernet

NRZ/PAM4 signaling

S-parameter modeling

SI/Simulation

Education

MS/PhD in Electrical or Computer Engineering

Tools

HFSS

ADS

HSpice

MATLAB

IBIS-AMI

Job description

Synopsys, Inc. in Sunnyvale, CA seeks an experienced SI/PI engineer with 15+ years in high-speed SerDes design to advance next-generation IP and solutions.

You will lead SI/PI investigations, define strategies for PCIe and Ethernet, and collaborate with architecture, design, packaging, and applications teams to ensure signal integrity across silicon, package, board, and system levels. Strong expertise in NRZ/PAM4, S-parameter modeling, SI simulations, and tools like HFSS, ADS, HSpice, MATLAB,