Apple

Apple

Posted via Apple Careers

Large Machine Learning Model Optimization Engineer, SIML

Always Hiring

Posted Aug 4, 2026

Role at a glance

Salary
$142.3K – $263.3K/yr
Location
Seattle, Washington, United States
Work arrangement
On-site
Employment
Full-time
Experience
BS and a minimum of 3 years relevant industry experience
Education
MS or PhD degree in Computer Science, or equivalent industry research experience

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Role Summary

AI-generated

The Machine Learning Engineer will work on an applied research and engineering team developing real-time, on-device language, computer vision, and machine perception technologies across Apple products. The role focuses on optimizing and deploying Apple Intelligence large language and diffusion models to improve device performance and support shipping Apple Intelligence user experiences.

What You'll Do

  • Define and lead execution of model compression and distillation for on-device Apple Intelligence models
  • Implement optimization techniques for large language and diffusion models on devices
  • Develop and deploy on-device Apple Intelligence LLM and diffusion models
  • Integrate optimized models into full Apple Intelligence user experiences
  • Collaborate with HW, SW, and ML organizations to influence the sensor and silicon roadmap
  • Contribute to the machine learning model lifecycle through research, development, and delivery

Generated from the employer's posting. Verify important details before applying.

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Qualifications

Develop on-device machine learning models and apply hardware-aware optimization techniques for large language, computer vision, and diffusion models.

Required

  • Software engineering skills in Python
  • Experience in developing large computer vision and machine learning models, particularly on the hardware-aware model optimizations
  • BS and a minimum of 3 years relevant industry experience

Preferred

  • Familiar with model compression algorithms including quantization, pruning, distillations
  • Experience on optimizing large diffusion models or language models
  • Experience with hardware architecture, software & hardware co-design
  • Leadership experience in driving large-scale projects in the industry
  • ML compiler
  • High performance kernel implementation
  • Distributed inference

Original job description

Content provided by the employer

Summary

Our team is an applied research and engineering team responsible for developing real-time on-device Language, Computer Vision, and Machine Perception technologies across Apple products. We focus on technology research and development to deliver Apple quality, state-of-the-art experiences. Our team prides itself on innovating through the full stack, and partnering with HW, SW and ML teams to influence the sensor and silicon roadmap that brings our vision to life.

We are directly responsible for the on-device optimization and deployment of the Apple Intelligence LLM and diffusion models.

As a Machine Learning Engineer, you will have the opportunity to be at the forefront of technological advancements and contribute to the successful shipping and delivery of Apple intelligence. You will be responsible for implementing and delivering various optimization techniques that improve the performance of large language and diffusion models on devices. Additionally, you will collaborate with a diverse range of organizations within Apple. Your innovations will significantly impact the entire ML model lifecycle of Apple intelligence.

Description

We’re looking for strong Machine Learning software engineers/leaders to drive the development of the on-device Apple Intelligence LLM and diffusion model developments. This includes defining and leading the execution of model compression, distillation, and integrating to the full Apple Intelligence user experiences. We expect you to have strong, efficient ML model development experiences and a passion for shipping machine learning models on device. We also encourage publishing novel research at top ML conferences.

Minimum Qualifications

Software engineering skills in Python
Experience in developing large computer vision and machine learning models, particularly on the hardware-aware model optimizations
BS and a minimum of 3 years relevant industry experience

Preferred Qualifications

Familiar with model compression algorithms including quantization, pruning, distillations, and experience on optimizing large diffusion models or language models
MS or PhD degree in Computer Science, or equivalent industry research experience
Experience with hardware architecture, software & hardware co-design
Leadership experience in driving large-scale projects in the industry
Strong communication skills; phenomenal work ethic and collaboration
ML compiler
High performance kernel implementation
Distributed inference

Pay & Benefits — Seattle, Washington, United States

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 $142,300 and $263,300, 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.

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.