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Signal Integrity/Power Integrity Engineer, Principal to Senior Principal

Company: Ampere Computing
Location: Santa Clara
Posted on: June 9, 2021

Job Description:

The Role

Our Hardware Design Engineering organization is seeking a Signal Integrity/Power Integrity Engineer, Principal to Senior Principal level, 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 do:

  • 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

What you'll bring:

  • Minimum 12 years of relevant experience
  • 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 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


  • BS/MS/PhD in Electronic / Electrical Engineering, Computer Engineering or related discipline

Perks in Santa Clara

  • Office has panoramic views of Silicon Valley
  • Garage parking, including charging stations and bike parking
  • Gym and caf on campus
  • Healthy snacks, espresso, and drinks
  • Standing desks
  • Game room, including ping-pong
  • Unlimited Flextime and 10+ paid holidays

Our Company

Ampere is designing the future of hyperscale cloud and edge computing with the world's first cloud native processor. Built for the cloud with a modern 64-bit Arm server-based architecture, Ampere gives customers the freedom to accelerate the delivery of all cloud computing applications. With industry-leading cloud performance, power efficiency and scalability, Ampere processors are tailored for the continued growth of cloud and edge computing.

Our Story

Like the scientist behind its name, Ampere employees are innovators. We understand the needs of cloud computing and different software requirements. We are inventing what comes next and looking at everything from the structure of memory and how efficient the system is, to considerations on speed, cost of electricity and ability to cool. Power, size, weight and cost are driving the technology requirements and the innovation to come.

Our world class team of engineers, with depth and expertise in the cloud and semiconductor industries, is not only focused on the development of new semiconductor designs but also building out the first software ecosystem for Arm-based server processors. Through the Ampere approach to the cloud and edge, we give our customers the freedom to challenge the status quo and accelerate next-generation data centers for the most memory-intensive applications. Given the challenge we have outlined, we are building a culture of entrepreneurs that ensure customers come first, proactively approaching industry challenges in the areas of security, power and performance, delivering results that matter most.

Keywords: Ampere Computing, Santa Clara , Signal Integrity/Power Integrity Engineer, Principal to Senior Principal, Other , Santa Clara, California

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