Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy advantages, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.

We are seeking a Lead Data Scientist, Grade 28 to lead the Generative AI, Large Language Model and Agentic AI capabilities for the Vetting Agent initiative. This person will be responsible for designing intelligent AI agents that can reason over reimbursement policies, signal details, claim context, historical decisions and SME feedback to support robust, traceable and explainable payment integrity recommendations.





The role requires a hands-on AI leader who can convert ambiguous business problems into structured AI workflows, guide prompt and agent design, define evaluation frameworks, partner with engineering teams for implementation and ensure outputs are suitable for human review and enterprise governance.

Primary Responsibilities:
- Generative AI & LLM Leadership
- Define the LLM strategy for Vetting Agent, including model selection approach, prompt patterns, output structures and governance guardrails
- Design prompts and structured reasoning flows for policy interpretation, evidence extraction, exception handling and recommendation generation
- Create reusable prompt templates and evaluation standards that can be consistently applied across agents and use cases
- Guide safe usage of LLMs for decision-support scenarios, ensuring outputs remain explainable and reviewable by SMEs
- Agentic AI Solution Design
- Design and lead implementation of agents such as Signal Validation Agent, Pol

📌 Lead Data Scientist (Bengaluru)
🏢 Optum
📍 Bengaluru