Apple · 5 months ago
AIML - Staff Machine Learning Engineer, Answers Knowledge and Information
Santa Clara, California, United States
Full-time
Onsite
Senior Level, Lead/Staff
$212K/yr - $386K/yr
10+ years expApple is where individual imaginations gather together, committing to the values that lead to great work. The Staff Machine Learning Engineer will work on large scale machine learning and deep learning research and development to improve Open Domain Question Answering and Summarization while developing fundamental building blocks needed for Artificial Intelligence.
AppsArtificial Intelligence (AI)BroadcastingDigital EntertainmentFoundational AIMedia and EntertainmentMobile DevicesOperating SystemsTVWearables
Responsibilities
Designing and developing advanced Reinforcement Learning technologies in the post-training of generative model, and delivering the end-user experience
Driving cross-functional technical initiatives, collaborating with research, engineering and production teams to translate theoretical advances into deployable systems
Developing novel and cutting-edge RL algorithms and improving existing ones
Staying up to date with the latest RL research and integrate best practices into the team's workflow
Working on the end-to-end ML lifecycle: algorithm design and implementation, data collection, model training, evaluation, and deployment
Qualification
Required
10+ years of ML experiences in search, natural language processing/understanding. Conversational AI
Proven experience for LLM post training, including but not limited to SFT, RLHF, RLAIF, Reward Modeling, Chain-of-thought, agentic LLM
Hands-on experience building RL pipelines and training agents in simulation or real-world environments
Growth mindset and ability to learn new technologies
MS or Ph.D. in Computer Science, Machine Learning with a specialty in reinforcement learning, or a related field
Preferred
Deep expertise in reinforcement learning-based post-training on LLM models, reward modeling, RLHF, RLAIF, Chain-of-thought, and agentic AI R&D
Deep understanding of cutting edge RL algorithms and large language model
Deep understanding in LLM pre-training, post-training
Strong product intuition and ownership
Excellent communication skills
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
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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