Applied Scientist II, AWS Agentic AI

Amazon
Santa Clara, CA, USA2026-03-26ONSITE

About the job

Amazon is looking for a passionate and inventive scientist to advance the science in foundational models and Agentic AI. Specifically, as part of our science team in Amazon AWS Agentic AI, you will lead the research and development of techniques for efficient and effective Agent optimization/learning, through various techniques ranging from model fine-tuning (e.g. RL) to context optimization, as a foundational layer for AWS customers to build reliable and performant Agents.

Responsibilities

Develop short-term and long-term science roadmap for research in the broad area of Agent optimization/learning, which could range from RL reward shaping, training efficiency optimization, to automatic prompt optimization and techniques to learn from agent memory.

Develop concrete science plan, implement and validate research idea before moving it to production

Collaborate across product and engineering teams to transfer science innovations into AWS customer facing product.

Qualifications

Minimum

PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience

Experience in patents or publications at top-tier peer-reviewed conferences or journals

Experience programming in Java, C++, Python or related language

Preferred

Experience with techniques like RLVR, reward modeling, inference optimization, agent task/environment synthesis.