Distinguished Signal Integrity Engineer

Ampere is a semiconductor design company for a new era, leading the future of computing by developing SoCs and platform solutions focused on high-performance, energy efficient AI compute. As a pioneer in the new frontier of energy efficient high-performance computing, Ampere is part of the Softbank Group of companies driving sustainable AI compute for cloud, edge, and physical applications.

AI is showing up in essentially every part of the technology landscape, and we’re focused on delivering the performance, efficiency, and reliability those workloads require. Ampere is building compute silicon and platforms for AI applications spanning a broad range of industries. We focus on solving exciting challenges in areas such as robotics and automotive, among others, but the core of our work is enabling efficient AI at scale and across multiple application domains.

About the role:

Our Hardware Design Engineering organization is seeking a Distinguished 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 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 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
• Drive state-of-the-art signal integrity analysis methodologies
• Influence Ampere’s technology roadmap by delivering technical leadership in next-generation interconnects, advanced packaging, and cross-functional system co-design

• Experience in designing high-performance signal interconnect solutions
• Preferred to have experience with both large body-size electronic packages and high-performance PCBs
• Deepknowledge of transmission line and electromagnetic theory related to signal integrity and power integrity
• Good working experience of parallel and serial interfaces, with emphasis on deep expertise for high speed SerDes such as PCI-gen5/6/7 and/or USB/USB-C, etc.
• Knowledge of different simulation methodologies, time domain and statistical, with the ability to create and simulate 3D models in tools like HFSS, SIWave and PowerSI
• Familiarity with link timing budgeting
• Expert of end-to-end channel modeling (using HFSS/SIWAVE/PowerSI) and link budget analysis with both time domain and statistical simulation
• Understanding of behavioral IO models (IBIS, IBIS-AMI) and different equalization techniques, CTLE, DFE and TX equalization.
• In depth understanding of SerDes TX/RX equalization techniques and its modeling in IBIS-AMI
• Understanding of AC/DC power delivery, power integrity analysis and how to perform simultaneous switching noise analysis for memory interfaces.
• Good understanding of power delivery impact on clocking and IO
• Good understanding of stack up manufacturing process and design limitations considering DFM
• Strong communication, interpersonal and collaboration skills
• Electrical or Computer Engineering - Bachelor's degree & 15 years of related experience; or master’s degree & 12 years; or PhD & 8 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, cash long-term incentive, and comprehensive benefits. The full base pay range for this role is between $279,500 and $419,500, except in the San Francisco Bay Area where the range is between $293,000 and $440,000.

Our benefits include health, wellness, and financial programs that support employees through every stage of life.

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 excited to share more about our career opportunities with you through the interview process.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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.