Machine Learning Engineer Intern

The Cigna Group • Saint Louis, MO • 5h ago

Looking for an internship program where you'll make a real difference - then you've come to the right place. The Cigna Group's Summer Internship Program is designed to provide you project-based experience that will have a lasting impact on our business - which touches millions of people across the globe.

As an intern, you will get an inside look at your desired field, while working next to some of the best in the industry. You will gain access to program activities, including an executive speaker series, volunteer events, and career development workshops. You will have the opportunity to network with employees across the organization and prepare you for a full-time career.

Where You'll Work

Evernorth Health Services, a division of The Cigna Group, is seeking 2026 Summer Interns who have a passion for applying Advanced Analytics and Data Science to Healthcare's biggest challenges. Evernorth Health Services creates pharmacy, care and benefits solutions to improve health and increase vitality. We relentlessly innovate to make the prediction, prevention and treatment of disease more accessible to millions of people.

What You'll Do

Join the Enterprise Data Science team at Evernorth Health Services as a Machine Learning Engineering Intern. In this role, you'll build and deploy machine learning frameworks, accelerating development to deployment timelines and supporting data scientists in their projects. You'll focus on creating scalable algorithms and developing efficient data pipelines.

At Evernorth Health Services, you will get a chance to work with a variety of large datasets including pharmacy and medical claims transactions, member information, voice call transcripts, survey data, web log data, etc.

Project Examples:

Point of Concept (POC) for building an embedding store leveraging autoencoders.

Build frameworks to fast-track model development to deployment lifecycles.

Modularize the entity-based feature engineering code base on Hadoop to leverage big data technologies such as Pyspark and Spark SQL.

Qualifications

Working towards a Master's Degree or PhD in quantitative disciplines such as Statistics, Applied Mathematics, Computer Science, Econometrics, Finance, Engineering, Operations Research, Bioinformatics, Information Systems, Computational Linguistics or related quantitative disciplines or other similar degree

Ability to work with a variety of data sources with SQL & Python

Experience with Python Machine Learning (ML) Libraries (Scikit Learn, MLlib, TensorFlow, and PyTorch).

Exposure to AWS cloud services and running Apache Spark applications

Previous work experience in software engineering a plus

Experience with API development leveraging Fast API / Flask

Developing and deploying Spark/Databricks jobs with enterprise tool stacks like Jenkins / GitHub Actions

Deployment utilizing containerization solutions like Docker and Kubernetes

Experience working in distributed computing and Big Data Technologies like Hive, Spark, Scala, HDFS

Experience with Microsoft Office Suite

If you will be working at home occasionally or permanently, the internet connection must be obtained through a cable broadband or fiber optic internet service provider with speeds of at least 10Mbps download/5Mbps upload.

About The Cigna Group

Doing something meaningful starts with a simple decision, a commitment to changing lives. At The Cigna Group, we're dedicated to improving the health and vitality of those we serve. Through our divisions Cigna Healthcare and Evernorth Health Services, we are committed to enhancing the lives of our clients, customers and patients. Join us in driving growth and improving lives.

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