Data Science Senior Analyst - HIH - Evernorth at Cigna

ABOUT EVERNORTH:

Evernorth℠ exists to elevate health for all, because we believe health is the starting point for human potential and progress. As champions for affordable, predictable, and simple health care,
we solve the problems others don’t, won’t or can’t.

Our innovation hub in India will allow us to work with the right talent, expand our global footprint, improve our competitive stance, and better deliver on our promises to stakeholders. We are passionate about making healthcare better by delivering world-class solutions that make a real difference.

We are always looking upward. And that starts with finding the right talent to help us get there.

Data Science Senior Analyst

Position Overview

The Evernorth Innovation Hub (HIH) is seeking a Data Science Senior Analyst to contribute to the development of AI/ML and GenAI solutions supporting specialty pharmacy operations. This role focuses on hands-on execution across data preparation, model development, and supporting components of modern AI systems.

The role is suited for individuals who are comfortable working with data and models and are building depth in applying newer techniques such as LLMs and retrieval-based systems.

Key Responsibilities

• Develop and validate machine learning models for structured data use cases
  Perform data extraction, transformation, and exploratory analysis using Python and SQL

• Contribute to development of LLM-based features, including prompt construction and response evaluation

• Support implementation of RAG pipelines, including document preparation and embedding workflows

• Assist in integrating models and AI components into production systems via APIs

• Execute experiments, track performance metrics, and document findings

• Collaborate with senior team members to improve solution quality and reliability

• Follow best practices for data handling, model development, and documentation

Qualifications

Required Skills

• Proficiency in Python and SQL

• Understanding of machine learning concepts and model development lifecycle

• Exposure to modern AI concepts, including:

• Basic prompt engineering for LLMs

• Embeddings and semantic search fundamentals

• Introductory understanding of RAG workflows

• Familiarity with APIs and data integration techniques

• Strong attention to detail and analytical thinking

Required Experience & Education

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

• 3+ years of experience in data science, analytics, or related roles

Desired Experience

• Exposure to healthcare or pharmacy domain

• Familiarity with tools such as LangChain or similar frameworks

• Exposure to cloud environments (AWS preferred)

Location & Hours of Work

• Full-time position, working 40 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.

Equal Opportunity Statement

Evernorth is an Equal Opportunity Employer actively encouraging and supporting organization-wide involvement of staff in diversity, equity, and inclusion efforts to educate, inform and advance both internal practices and external work with diverse client populations

About Evernorth Health Services