Signal Integrity Engineer - Serial IO Interface

Austin Metro Area San Francisco Bay Area Until 9/22/2026 5+ years exp First posted July 24, 2026 Last posted July 24, 2026
Job description

In this position, you will work with the team that develops SOCs used within Apple devices. You will be specifically responsible for high-speed serial interface signal integrity and power integrity for Apple SOCs covering the span from silicon to package to board. Prior design and modeling experience with USB, PCIe, or comparable interfaces is a must-have.

Description

Work on the electrical and physical design of high-speed serial interface systems. Work on the electrical extraction and validation of package and PCB. Work with circuit design team and vendor to optimize circuit and system design SI and PI modeling, simulation, and characterization of high-speed serial interface. Develop and execute test plans to validate signal and power integrity. Work with product engineering and system engineering to debug and improve product yield.

Minimum Qualifications

Minimum requirement of a bachelors degree

Preferred Qualifications

PhD in a relevant field.
BS and 5+ years or MS and 3+ years of relevant industry experience.
You should be familiar with signal and power integrity issues of high speed serial interfaces.
Experience working with the actual product package/board design and analysis, SI/PI methodology development, and lab correlation/validation of the simulation results.
Familiarity with lab equipment, such as: VNA, TDR, real-time scope, spectrum analyzer, etc.
Possess strong fundamentals in 3D/2D EM simulation tools and transmission line theory.
Excellent academic background and experience beyond graduate school studies.
Good communication skills.

About this role

Summary

Design and validate high-speed serial interface systems for Apple SOCs, focusing on SI and PI.

Job title

Signal Integrity Engineer - Serial IO Interface

Experience level

5+ years

Minimum experience

5+ years exp

Industry

technology

Location requirements

Remote work not specified; based in Austin, SF, or San Diego.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

signal integritypower integrityUSBPCIeEM simulationlab equipment

Preferred skills

PCB designsystem modelinglab validationtransmission line theory

Specializations

signal integritypower integrityhigh-speed serial interfacesEM simulationPCB analysis
Locations

Structured locations inferred from the posting.

Austin, TX, USA

On-site City

San Francisco, CA, USA

On-site City

San Diego, CA, USA

On-site City