Apple · 1 week ago
Sr. Machine Learning Engineer, Siri Core Modeling
Sunnyvale, CA
Full-time
Onsite
Senior Level
$181K/yr - $318K/yr
5+ years expApple is seeking passionate Machine Learning Engineers to join the Siri Core Modeling team, focusing on advancing Siri through innovative technology. The role involves developing and shipping product-critical models, working on large-scale systems, and collaborating with cross-functional teams to enhance Siri's capabilities.
AppsArtificial Intelligence (AI)BroadcastingDigital EntertainmentFoundational AIMedia and EntertainmentMobile DevicesOperating SystemsTVWearables
Responsibilities
You will have responsibilities ranging from machine learning for data exploration, advanced statistical modeling, tuning and adapting deep learning models, and evaluating their performance
You will apply innovative machine learning methods and statistical analysis to continually advance Siri’s capabilities
You will work closely with diverse, cross-functional teams spanning software, research, and product development
You will play a key role in shaping system architecture, designing data-processing pipelines, evaluating model performance, and participating in code reviews
Qualification
Required
Masters or PhD in Computer Science, Machine Learning Engineering or equivalent professional experience
5-7+ years experience in Machine Learning
Experience in developing, training/tuning large generative models or LLMs
Proficient programming skills in Python
Hands-on experience developing machine learning systems: defining and creating metrics and datasets, training models and error triage
Excellent communication: strong interpersonal, verbal and written skills
Preferred
Software development experience with voice assistant systems
Experience creating and maintaining large scale, robust machine learning processes for use in a multi-person team
Experience shipping and improving machine learning models in a production environment
Benefits
Comprehensive medical and dental coverage
Retirement benefits
A range of discounted products and free services
Reimbursement for certain educational expenses — including tuition
Discretionary bonuses or commission payments
Relocation
Company
Apple
Apple is a technology company that designs, manufactures, and markets consumer electronics, personal computers, and software.
10001+ employees
H1B Sponsorship
Apple 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 (6998)
2024 (3766)
2023 (3939)
2022 (4822)
2021 (4060)
2020 (3656)
Funding
Current Stage
Public CompanyTotal Funding
$5.67BKey Investors
Berkshire HathawayMicrosoftSequoia Capital
2025-05-05Post Ipo Debt· $4.5B
2025-01-16Post Ipo Debt· $0.31M
2021-04-30Post Ipo Equity
Leadership Team
Tim Cook
CEO
Craig Federighi
SVP, Software Engineering
Recent News
Venrock
2025-12-01
2025-09-25
Mac Daily News
2025-09-25
Company data provided by crunchbase