Data Science Lead Analyst - HIH - Evernorth

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 text or document inputs

Familiarity with APIs, microservices, and deployment patterns

Strong analytical thinking and problem-solving ability

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Required Experience Education

Bachelor’s or master’s degree in computer science, Engineering, Data Science, or related field

5 - 8 years of experience in data science, AI/ML, or advanced analytics roles

Proven experience owning end-to-end solution delivery

Desired Experience

Experience in healthcare, pharmacy, or operational analytics domains

Exposure to cloud platforms (AWS preferred)

Experience deploying LLM-based or hybrid AI systems into production

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Location Hours of Work

Full-time position, working 45 hours per week. Expected overlap with US hours as appropriate.

Primarily based in the Innovation Hub in Hyderabad, India, with flexibility to work remotely as required.

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Equal Opportunity Statement

About Evernorth Health Services

Evernorth Health Services, a division of The Cigna Group, creates pharmacy, care and benefit solutions to improve health and increase vitality. We relentlessly innovate to make the prediction, prevention and treatment of illness and disease more accessible to millions of people. Join us in driving growth and improving lives.