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Senior Principal Engineer, Signal Integrity & Power Integrity (SerDes IP)

Synopsys
October 23, 2026
Full-time
On-site
Sunnyvale, California, United States
$209,000 - $313,000 USD yearly
Semiconductor IP Jobs, Level - Senior

Job Title

Senior Principal Engineer, Signal Integrity & Power Integrity (SerDes IP)

Role Summary

Lead SI/PI engineering for advanced SerDes IP, defining and executing strategies across chip, package, board, and system levels. Work within the Silicon IP team to ensure signal and power integrity for PCIe, Ethernet, and related high-speed interfaces.

Collaborate with architecture, design, packaging, verification, and applications teams and support customer technical engagements and debugging.

Experience Level

Senior - the posting specifies 15+ years of direct industry experience.

Responsibilities

Key technical and cross-functional responsibilities include:

  • Lead Signal Integrity and Power Integrity investigations and drive resolution of complex design challenges.
  • Define and execute SI/PI strategies for 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.
  • Review and sign off SI/PI aspects of SerDes transmitter, receiver, and test-chip designs.
  • Collaborate with architecture, design, package, and applications engineering throughout product development.
  • Participate in industry standards activities and apply emerging best practices.
  • Support customer engagements and technical debug activities.

Requirements

Must-have technical skills and experience:

  • Proven experience in Signal Integrity and Power Integrity for high-speed SerDes designs.
  • Expertise in PCIe and/or Ethernet systems and channel design.
  • Strong knowledge of NRZ/PAM4 signaling, S-parameter modeling, and SI simulation methodologies.
  • Hands-on experience with HFSS, ADS, HSpice, MATLAB, and IBIS-AMI.
  • Understanding of package, substrate, and PCB technologies.
  • Strong analytical, problem-solving, and cross-discipline communication skills; able to drive initiatives independently.

Nice-to-have:

  • Experience with 3DIC channel considerations and advanced packaging models.
  • Prior participation in industry standards committees.

Education Requirements

M.S. or Ph.D. in Electrical Engineering or Computer Engineering is specified, with at least 15+ years of direct industry experience.


About the Company

Company: Synopsys

Headquarters: Mountain View, California, USA

Synopsys is a leading company in electronic design automation (EDA) and semiconductor IP solutions. It provides tools and services for designing and verifying complex semiconductor devices and systems. The company plays a pivotal role in the semiconductor industry, helping engineers innovate and deliver higher-quality products faster. Synopsys is committed to advancing technology standards and offers a range of software and hardware solutions to its clients globally.

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Date Posted: 2026-10-20