GPU Performance Modeling Engineer, Platform Architecture

Apple; Cupertino (CA); On-site; USD 143,000 - 265,000; Full time

Job summary

Join a forward-thinking company as a GPU Performance Modeling Engineer, where you'll be at the forefront of innovation. In this dynamic role, you'll collaborate with talented engineers to develop cutting-edge GPU architectures for iPhone, iPad, and Mac products. Your expertise in C++ and experience with performance modeling will be crucial as you create high-performance models and validate features. This is an incredible opportunity to contribute to groundbreaking products that impact millions of users worldwide. If you're passionate about technology and eager to make a difference, this position is for you.

Benefits

Comprehensive medical and dental coverage

Retirement benefits

Discounted products

Free services

Educational reimbursement

Employee stock programs

Qualifications

• 3+ years of experience modeling GPUs, CPUs, or similar.
• Experience debugging performance issues and correlating multiple models.
• Understanding of GPU/CPU architectures.

Responsibilities

• Create and maintain a high-performance C++ model of next-gen GPUs.
• Collaborate with teams to assess feasibility of new hardware features.
• Implement modern features like ray tracing and machine learning.

Skills

C++ Programming

Python

Ruby

Data Analysis

Troubleshooting

Education

Bachelor's Degree

Master's Degree

PhD

Tools

Tableau

pandas

Excel

matplotlib

Job description

GPU Performance Modeling Engineer, Platform Architecture

**Cupertino, California, United States**

**Hardware**

**Summary**

Posted: **May 07, 2025**

Role Number: **200603756**

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, hard-working people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products. Join us to help deliver the next groundbreaking Apple product!

We are seeking a highly motivated, innovative, and dedicated engineer to join the Platform Architecture GPU Modeling Team; we are a group that is driving advanced exploration for next generation GPU architectures in iPhone, iPad and Mac products. We rely on strong analytical skills and close collaboration to deliver the best overall solution to our customers. In this highly visible role, you will be at the center of a chip design effort working with all disciplines, with a critical impact on getting highly performant products to millions of customers quickly. This is an opportunity to join Apple’s world-class GPU team to collaborate, develop and improve GPU simulators for research, performance analysis, and architectural tuning.

**Description**

As part of the Platform Architecture GPU Modeling team, you will be working with architecture, design and software partners on the definition and tuning of Apple’s future GPU architectures.

The role involves the creation and maintenance of a high-performance C++ model of our next-generation GPUs. Core responsibilities include coding and debugging a performance and functional model of the GPU; implementing modern features such as ray tracing, mesh shading, machine learning, and more. Other responsibilities include working with the team to ensure model accuracy, feature validation and correlating against other models and RTL. You’ll utilize and develop diverse tools for analyzing the substantial amount of data generated by the models. You will collaborate with experienced architects, modeling engineers, compiler engineers, and software teams to assess the feasibility of new hardware and software features, running performance experiments, analyzing results, and proposing architectural changes.

**Minimum Qualifications**

+ Bachelor’s degree

+ Software skills and ability to write and debug C++ code

+ Experience with scripting languages such as Python or Ruby

**Preferred Qualifications**

+ 3+ years of experience modeling GPUs, CPUs, or similar

+ MS or PhD degree in related field

+ Experience coding components such as processing cores, texturing units, caches, memory hierarchies, etc.

+ Understanding of GPU/CPU architectures

+ Experience debugging performance issues and correlating multiple models

+ Understanding of data analysis tools such as: Tableau, pandas, Excel, matplotlib, etc.

+ Experience working with cutting edge graphics applications/games/benchmarks

+ Troubleshooting skills

**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 $143,100 and $264,200, 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. (https://www.apple.com/careers/us/benefits.html)

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

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.Learn more about your EEO rights as an applicant (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf) .

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.Learn more about your EEO rights as an applicant (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf) .

Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation.

Apple participates in the E-Verify program in certain locations as required by law.Learn more about the E-Verify program (https://www.apple.com/jobs/pdf/EverifyPosterEnglish.pdf) .

Apple is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. Reasonable Accommodation and Drug Free Workplace policy Learn more .

Apple is a drug-free workplace. Reasonable Accommodation and Drug Free Workplace policy Learn more .

Apple will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law. If you’re applying for a position in San Francisco, review the San Francisco Fair Chance Ordinance guidelines applicable in your area.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.