Healthcare Data Science Intern: AI & Analytics

The Cigna Group; St. Louis (MO); Hybrid; USD 48,000 - 59,000; Full time

Job summary

The Cigna Group is offering a Data Science Center of Expertise internship designed to develop emerging data science professionals who will apply advanced analytics to healthcare challenges. You will work with senior leaders and stakeholders to turn research into scalable solutions, with hybrid work and exposure to real enterprise projects.

You will develop models and data pipelines using Python/R, SQL, Spark, and related tools, while focusing on responsible AI, data quality, and impactful health

Qualifications

• Pursuing a master's degree or PhD in data science, statistics, applied mathematics, computer science, bioinformatics, computational linguistics, or another quantitative field.
• At least 1 year of hands-on data science or analytics experience gained through coursework, research, internships, or professional projects.
• Working knowledge of Python or R, probability and statistics, and data preparation, cleansing, and interpretation.
• Experience developing or evaluating analytical methods such as regression, decision trees, clustering, machine learning, text mining, or natural language processing.
• Ability to explain technical work clearly, collaborate across disciplines, and adapt based on feedback and new information.

Responsibilities

• Develop and evaluate predictive, machine learning, natural language processing, or generative AI solutions that address complex healthcare and business challenges.
• Translate large, varied datasets, including claims, member information, call transcripts, surveys, and web logs, into insights that can improve member outcomes and operational effectiveness.
• Partner with data scientists, engineers, business leaders, and clinical stakeholders to define problems, test ideas, and turn research into scalable solutions.
• Build clear, reproducible data pipelines, models, and visualizations using tools such as Python, R, SQL, Spark, or related technologies.
• Communicate findings, tradeoffs, and recommendations to technical and nontechnical audiences, including opportunities to present work to senior leadership.
• Apply a responsible, growth-oriented approach by seeking feedback, testing assumptions, documenting methods, and considering data quality, privacy, fairness, and model performance.

Skills

Python or R

Statistics

Data preprocessing

Communication skills

ML/NLP basics

Education

Master's or PhD in data science or related field

Tools

SQL

Hive SQL

Spark

PySpark

Scala

Hadoop

Job description

The Cigna Group is offering a Data Science Center of Expertise internship designed to develop emerging data science professionals who will apply advanced analytics to healthcare challenges. You will work with senior leaders and stakeholders to turn research into scalable solutions, with hybrid work and exposure to real enterprise projects.

You will develop models and data pipelines using Python/R, SQL, Spark, and related tools, while focusing on responsible AI, data quality, and impactful health