Sr Scientist, Agentic AI, AWS Governance

Amazon Development Center U.S., Inc.; Seattle (WA); On-site; USD 167,000 - 226,000; Full time

Benefits offered by this job

Health insurance

RSUs

401(k) matching

Paid time off

Parental leave

Job summary

Amazon Development Center U.S., Inc. is seeking an Applied Scientist to develop features and services for fine-tuning Natural Language Inference models, framework decomposition, and evidence auto-linking.

You will contribute to producing customer-visible compliance verdicts at scale, working within a cutting-edge AI/ML research team in the security and governance space. The role requires PhD or MS with substantial applied research experience and strong ML model-building skills, plus coding in

Qualifications

• PhD or Master’s degree with 6+ years of applied research experience.
• 5+ years building machine learning models for business applications.

Skills

Java/Python/C++

ML model development

Education

PhD or MS + 6+ years applied research

Job description

Are you passionate about transforming complex technical challenges into elegant, automated solutions that empower customers to leverage innovative technology? Do you thrive on building highly scalable systems that process massive amounts of data and deliver actionable insights through advanced analytics, machine learning, and AI assisted learning?

Our mission: Every action - human or agent is recorded, assessed, and provably governed. Continuously and anywhere. Automatically. At any scale.

We are looking for a strong Applied Scientist for new features and services that will allow our customers to fine-tune Natural Language Inference (NLI) model, framework decomposition, and evidence auto-linking that produce every customer-visible compliance verdict.

About the team

Our team is leading AI/ML research and development in the security and governance space. We use state-of-the‑art science and engineering practices to provide continuous compliance and risk analysis, and we move fast to implement solutions and refine them based on customer feedback. Our team is adding additional focus on next‑generation capabilities including AI‑assisted development workflows, observability/governance for AI agents, and advanced analytics. This role will allow you to drive executive alignment and technical innovation.

Basic Qualifications

• PhD, or Master's degree and 6+ years of applied research experience
• Experience programming in Java, C++, Python or related language
• 5+ years of building machine learning models for business application experience

Preferred Qualifications

• Experience in automation or monitoring frameworks, deployment or development
• Demonstrated experience with generative AI and LLMs - fine-tuning, prompting, retrieval, or post-training.
• Experience designing evaluation frameworks for open‑end or subjective tasks where ground truth is expensive or unavailable, including synthetic data generation.
• Experience with agentic and multi‑turn systems, including RL‑based post‑training (RLHF/RLAIF/GRPO or similar), environment simulation, or agent harness evaluation.

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you're applying in isn't listed, please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign‑on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits .

USA, WA, Seattle - 167,100.00 - 226,100.00 USD annually