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Apple

Signal and Power Integrity Engineer - SIO Interface

Austin Metro Area, TX$122,700 – $214,300Posted Aug 29, 2026

Apply on company site View full job

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.","responsibilities":"The candidate will be responsible for all aspects of SI in high speed serdes interfaces, including power integrity if applicable.

The candidate will define, influence, and implement interface specifications.

The candidate will perform 3D model extractions and simulations for design optimization, verification, and validation on all relevant channel components, including silicon analog front ends, package interposers and substrates, PCBs, connectors, and cables.

The candidate will drive co-design across SOCs, packages, and systems to optimize KPI in Apple products.

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.

Minimum Qualifications

Minimum requirement of a bachelors degree

Pay & Benefits

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $122,700 and $214,300, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple's discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple's Employee Stock Purchase Plan. You'll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

About Apple

Working at Apple means doing more than you ever thought possible and having more impact than you ever imagined.

Size: 10,000+ employees
Industry: Technology

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