AI Research Intern — RL & LLM Post-Training (PhD)

Advanced Micro Devices; Santa Clara (CA); On-site; USD 55,000 - 83,000; Full time

Job summary

Advanced Micro Devices in Santa Clara invites PhD students to join a Summer 2027 AI Research Intern role focused on RL and LLM post-training. You will work with expert teams on developing and evaluating RL methods, running controlled experiments, and contributing to publications.

The role is full-time, onsite or hybrid, with 40 hours per week, and requires active PhD pursuit in CS/ML/EE or related fields. Strong Python and PyTorch, RL knowledge, and experiment experience are preferred.

Qualifications

• Must be currently pursuing a PhD in Computer Science, Machine Learning, Electrical or Computer Engineering, or a related field.
• Knowledge of reinforcement learning and modern deep-learning methods.
• Experience implementing and evaluating ML models using Python and PyTorch.
• Familiarity with LLM post-training, RLHF/RLAIF, or language and code agents.
• Publications at leading ML or CV conferences are preferred.

Responsibilities

• Research and prototype RL methods for post-training language and code models.
• Explore policy optimization, preference learning, reward modeling, exploration, and credit-assignment techniques.
• Design and run controlled experiments using verifiable, preference-based, or simulator-generated feedback.
• Analyze failure modes such as reward hacking, policy degeneration, and training instability.
• Develop evaluation methods that reflect realistic engineering constraints.
• Collaborate with research and infrastructure teams on rollout generation, training, logging, and reproducibility.
• Document findings and contribute to technical reports and publications.

Skills

Reinforcement learning

Deep learning

Python & PyTorch

LLM post-training/RLHF/RLAIF

Experimentation & analysis

GPU/distributed training

Large-scale codebases & compilers/EDA

Education

PhD in Computer Science / ML / Electrical or Computer Engineering

Tools

Python

PyTorch

Job description

Advanced Micro Devices in Santa Clara invites PhD students to join a Summer 2027 AI Research Intern role focused on RL and LLM post-training. You will work with expert teams on developing and evaluating RL methods, running controlled experiments, and contributing to publications.

The role is full-time, onsite or hybrid, with 40 hours per week, and requires active PhD pursuit in CS/ML/EE or related fields. Strong Python and PyTorch, RL knowledge, and experiment experience are preferred.