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Principal Signal Integrity & Power Integrity Engineer

Ampere
Santa Clara, CA Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 4/20/2026
Description

Invent the future with us.  

Ampere is a semiconductor design company for a new era, leading the future of computing with an innovative approach to CPU design focused on high-performance, energy efficient, sustainable cloud computing. 

By providing a new level of predictable performance, efficiency, and sustainability Ampere is working with leading cloud suppliers and a growing partner ecosystem to deliver cloud instances, servers and embedded/edge products that can handle the compute demands of today and tomorrow. 

Join us at Ampere and work alongside a passionate and growing team — we’d love to have you apply! 

About the role: 

Our Hardware Design Engineering organization is seeking a Principal Signal Integrity Engineer to be part of a team implementing high-performance solutions for high-bandwidth, connectivity-intensive multi-core processor products, requiring co-design of silicon, package, and PCB

 What you’ll achieve: 

  • Design/simulate/validate high-performance interconnect and power-delivery solutions, while working with chip designers, package designers, as well as PCB designers (of Ampere and external customers), to achieve end-to-end solutions that provide robust signal integrity and power integrity performance
  • Develop layout guidelines – package and PCB - and SI/PI documentation for use by internal and external customers
  • Support product bring-up and customer engagements

About you: 

  • Experience in designing high-performance signal interconnect and power-delivery solutions
  • Preferred to have experience with both large body-size electronic packages and high-performance PCBs
  • Working knowledge of transmission line and electromagnetic theory related to signal integrity and power integrity
  • Good working knowledge of parallel and serial interfaces, with emphasis on DDR4/5 and/or PCI-gen4/5
  • Knowledge of different simulation methodologies, time domain and statistical
  • Ability to create and simulate 3D models in tools like HFSS, SIWave and PowerSI
  • Understanding of behavioral IO models (IBIS, IBIS-AMI)
  • Understanding of different equalization techniques, CTLE, DFE and TX equalization
  • Familiarity with link timing budgeting
  • Understanding of AC/DC power delivery, power integrity analysis
  • Know-how to perform simultaneous switching noise analysis for memory interfaces
  • Good understanding of stackup manufacturing process and design limitations considering DFM
  • Strong communication, interpersonal and collaboration skills
  • Electrical or Computer Engineering - Bachelor's degree & 8 years of related experience; or Master's degree & 6 years; or PhD & 3 years

What we’ll offer: 

At Ampere we believe in taking care of our employees and providing a competitive total rewards package that includes base pay, long-term incentive, and comprehensive benefits. The full base pay range for this role is between $140,500 and $234,500, except in the San Francisco Bay Area where the range is between $152,500 and $254,000.

Our benefits include health, wellness, and financial programs that support employees through every stage of life, with full benefits eligibility at 20 hours per week.

Benefit Highlights Include

  • Premium medical insurance, dental insurance, vision insurance, as well as income protection and a 401K retirement plan, so that you can feel secure in your health and financial future.
  • Unlimited Flextime and 10 paid holidays so that you can embrace a healthy work-life balance.
  • A variety of healthy snacks, energizing espresso, and refreshing drinks to keep you fueled and focused throughout the day.

And there is much more than compensation and benefits. At Ampere, we foster an inclusive culture that empowers our employees to do more and grow more. We are passionate about inventing industry leading cloud-native designs that contribute to a more sustainable future. We are excited to share more about our career opportunities with you through the interview process.

Ampere is an inclusive and equal opportunity employer and welcomes applicants from all backgrounds. All qualified applicants will receive consideration for employment without regard to race, color, national origin, citizenship, religion, age, veteran and/or military status, sex, sexual orientation, gender, gender identity, gender expression, physical or mental disability, or any other basis protected by federal, state or local law.

Salary : $140,500 - $254,000

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