Amazon
Principal Applied Scientist- Agentic RL , Kiro
$199K–$309K
Seattle, WA +2 · Principal · Full-time · Posted Aug 18, 2026
- Location
- Seattle, WA
Santa Clara, CA
New York, NY - Experience
- 10+ years with a master’s degree, or a PhD; 5+ years of hands-on large-scale training experience.
- Education
- PhD, or Master's degree and 10+ years of CS, CE, ML or related field experience.
About the job
Develop and deploy reinforcement-learning training methods and coding agents for Amazon Kiro, translating research into production tools for software developers.
What you'll do
- Advance reinforcement learning and post-training methods for code-focused large language models, and implement agentic RL training recipes at scale.
- Deploy AI development products and work with customers to move research breakthroughs into production.
- Publish and present research at leading machine-learning conferences.
What they ask for
- PhD, or a master’s degree and 10+ years of experience in CS, CE, ML, or a related field.
- 5+ years of hands-on large-scale training experience.
- Experience with patents or publications at top-tier peer-reviewed conferences or journals.
- Programming experience in C++, Python, or a related language.
Nice to have
- Prior experience training or running inference on large-scale models.
Pay
$228,700.00 - $309,400.00 USD annually (base salary); $218,800.00 - $295,900.00 USD annually (base salary); $198,900.00 - $269,000.00 USD annually (base salary)
Tools
C++, Python
AI focus
Research and development of agentic reinforcement learning, post-training methods, and coding agents for large language models.
Model-written summary · the original posting is authoritative