Machine Learning Engineer – Express Scripts Canada, Mississauga, ON

Express Scripts Canada, part of The Cigna Group, is hiring a Machine Learning Engineer in Mississauga, Ontario. This hybrid full-time role supports data science, machine learning development, AI solutions, and advanced analytics within a healthcare services environment.

ABOUT THE JOB

The Machine Learning Engineer position focuses on building and maintaining machine learning models, data pipelines, and AI-driven solutions that support healthcare operations and business decision-making. The successful candidate will work with data scientists, engineers, technology teams, and business stakeholders to develop scalable solutions, improve model performance, and support data-driven innovation.

KEY RESPONSIBILITIES

• Design, develop, and maintain machine learning models and data solutions.
• Build and optimize data pipelines for analytics and AI applications.
• Collaborate with data science, engineering, and business teams on technical projects.
• Support model deployment, monitoring, testing, and performance improvement.
• Work with structured and unstructured healthcare and business data.
• Maintain documentation, code quality, and technical standards.
• Follow data privacy, security, and compliance requirements in all work.

WHY WORK HERE?

Working with Express Scripts Canada and The Cigna Group may include competitive compensation, hybrid work opportunities, professional development programs, collaborative technology teams, wellness resources, and employee support programs depending on eligibility.

HOW TO APPLY FOR THIS POSITION

Interested candidates can apply directly through the official The Cigna Group careers website using the button above.

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