DataScienceLeadAnalyst

**Data Science Lead Analyst** ** _Position Overview_** The Evernorth Innovation Hub (HIH) is seeking a Data Science Lead Analyst to drive the design and delivery of AI/ML and GenAI solutions supporting specialty pharmacy operations. This role serves as the primary technical owner of projects, responsible for translating business problems into working systems. This requires strong hands-on capability across both machine learning and modern AI approaches, including building LLM-powered applications and retrieval-based systems that operate reliably in production environments. **_Key Responsibilities_** * Lead the end-to-end development of AI/ML and GenAI solutions, from data exploration to deployment * Design and implement RAG pipelines, including document processing, embedding strategies, and retrieval optimization * Build LLM-based applications using frameworks such as LangChain or similar orchestration tools * Develop workflows involving multi-step reasoning, tool integration, or agent-like behaviors where appropriate * Translate business requirements into scalable analytical and technical solutions * Perform advanced data analysis and feature engineering using Python and SQL * Collaborate with engineering teams to productionize solutions via APIs and containerized services * Mentor junior team members and contribute to best practices in AI/ML development * Ensure solutions are measurable, explainable, and aligned with business outcomes ** _Qualifications_** **Required Skills** * Strong proficiency in Python and SQL with experience working on complex datasets * Solid understanding of machine learning techniques, model evaluation, and performance tuning * Hands-on experience with: * LLMs (prompt design, evaluation, handling limitations such as hallucination) * RAG systems (vector databases, embeddings, retrieval strategies) * Langchain or similar frameworks for orchestrating LLM workflows * Experience designing systems that combine structured data with unstructured t