Principal Applied Scientist, WorkSpaces for AI Agents, Applied AI Solutions

We are seeking a Principal Applied Scientist to own the scientific vision across Agentic WorkSpaces. This is a foundational role spanning the full portfolio — Personal, Applications, and Core, and the Basic qualifications: - PhD in Computer Science, Machine Learning, or a related field, or a Master's with equivalent applied research experience - 10+ years of applied science experience, including 8+ years applying ML to real-world products at scale - Experience setting research direction and technical strategy across multiple teams and organizations - Deep expertise in modern ML, including LLMs / foundation models, evaluation methodology, and experimental design - Track record of delivering complex, ambiguous research initiatives from concept through production in enterprise environments Preferred: - Research or applied experience with AI agents, tool use, computer-use / GUI-grounded agents, or autonomous systems - Experience designing benchmarks, evaluation harnesses, and metrics for non-deterministic or agentic systems - Experience with reinforcement learning, imitation / behavior learning, or learning from demonstration - Experience with agent safety, grounding, guardrails, or reliability for LLM-based systems - Familiarity with enterprise constraints: security, auditability, and compliance frameworks (NIST, SOC2, FedRAMP, HIPAA) - Publications, patents, or significant open-source contributions in ML, agents, or AI infrastructure - Experience influencing technical direction at VP+ level in a large technology organization Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. 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, CA, Sunnyvale - 228,700.00 - 309,400.00 USD annually USA, NY, New York - 218,800.00 - 295,900.00 USD annually USA, WA, Seattle - 198,900.00 - 269,000.00 USD annually