General Information

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

Job ID: 16983

City: Sunnyvale

State/Province: California

Date Posted: 14-Apr-2026

Job Category: Engineering

Job Subcategory: Analog Design

Hire Type: Employee

Remote Eligible: No

Base Salary Range: $209000 - $313000

Descriptions & Requirements

Job Description and Requirements

We Are Synopsys is the leader in engineering solutions from silicon to systems, enabling customers to rapidly innovate AI-powered products. We deliver industry-leading silicon design, IP, simulation and analysis solutions, and design services that help customers accelerate innovation and productivity. Our Silicon IP team develops high-performance SerDes solutions that enable AI, cloud, networking, HPC, and optical communications systems.

You Are

An experienced SI/PI engineer with deep expertise in high-speed SerDes design and analysis. You have a strong understanding of signal integrity across silicon, package, board, and system environments and enjoy solving complex technical challenges in collaboration with cross-functional teams.

What You'll Be Doing

• Lead Signal Integrity and Power Integrity 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.

The Impact You Will Have

Drive the development of next-generation SerDes IP solutions. Influence product performance, interoperability, and signal integrity methodology. Enable successful deployment of high-speed interfaces for AI, networking, and data center applications.

What You'll Need

• M.S. or Ph.D. in Electrical Engineering, Computer Engineering with at least 15+ years of direct industry 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.
• Experience with HFSS, ADS, HSpice, MATLAB, and IBIS-AMI.
• Understanding of package, substrate, and PCB technologies.

Who You Are

• Strong analytical and problem-solving skills.
• Effective communicator with the ability to collaborate across disciplines.
• Self-motivated and capable of driving technical initiatives independently.
• Committed to technical excellence and continuous innovation.

The Team You'll Be Part Of

You will be part of the Silicon IP team developing next-generation SerDes IP solutions for HPC, wireline, and optical applications. You will work closely with experts across architecture, design, verification, packaging, and applications engineering to deliver industry-leading connectivity solutions.

Rewards and Benefits

Synopsys offers a comprehensive and competitive benefits package to support your health, well-being, and professional growth. At Synopsys, we want talented people of every background to feel valued and supported to do their best work. Synopsys considers all applicants for employment without regard to race, color, religion, national origin, gender, sexual orientation, age, military veteran status, or disability. In addition to the base salary, this role may be eligible for an annual bonus, equity, and other discretionary bonuses. Synopsys offers comprehensive health, wellness, and financial benefits as part of a competitive total rewards package. The actual compensation offered will be based on a number of job-related factors, including location, skills, experience, and education. Your recruiter can share more specific details on the total rewards package upon request. The base salary range for this role is across the U.S.