Lead AI Engineer

Mastercard • toronto, on, Canada • Posted June 04, 2026

Location toronto, on
Job Type Full-time
Category Other-General
Posted June 04, 2026

Title And Summary
Lead AI Engineer

Overview
We are looking for a talented Lead AI Engineer to work with our Foundry Research and Development team to build innovative products delivered at scale to global markets.

Role

  • Designs, develops, and maintains advanced AI and Machine Learning systems to address specific business challenges.
  • Implements AI/ML models into production environments, designing scalable training pipelines and deployment frameworks.
  • Builds and optimizes data ingestion, preprocessing, and feature engineering workflows supporting model training and inference.
  • Fine-tunes AI/ML models to meet targeted performance metrics, ensuring accuracy, robustness, and efficiency.
  • Automates workflows for model training, testing, deployment, and updates, following CI/CD best practices.
  • Monitors model performance, manages versioning, and updates models as needed to sustain ...

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