Ampere · 1 hour ago
Principal Signal Integrity & Power Integrity Engineer
Portland, OR
Full-time
Onsite
Senior Level, Lead/Staff
$152K/yr - $254K/yr
6+ years expAmpere is a semiconductor design company focused on innovative CPU design for high-performance cloud computing. The Principal Signal Integrity Engineer will implement high-performance solutions for multi-core processor products, collaborating with various design teams to ensure robust signal and power integrity.
Cloud ComputingCloud Data ServicesHardwareSemiconductor
Responsibilities
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
Qualification
Required
Experience in designing high-performance signal interconnect and power-delivery solutions
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
Preferred
Preferred to have experience with both large body-size electronic packages and high-performance PCBs
Benefits
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.
Company
Ampere
Ampere is a modern semiconductor company designing the future of hyperscale cloud and edge computing with the world’s first Cloud Native Processors.
1001-5000 employees
H1B Sponsorship
Ampere has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (52)
2024 (50)
2023 (61)
2022 (56)
2021 (52)
2020 (30)
Funding
Current Stage
Late StageTotal Funding
$813.8MKey Investors
OracleThe Carlyle Group
2025-03-20Acquired
2022-04-01Secondary Market· $127.8M
2022-04-01Convertible Note· $300M
Leadership Team
Renee James
Founder, Chairman & CEO
Todd M. Underwood
Chief Financial Officer
Recent News
Crunchbase News
2025-12-31
eeNews Europe
2025-12-30
2025-12-21
Company data provided by crunchbase