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McKesson

Supplies medicines and technology to healthcare teams

Senior AI/ML Ops Specialist - RAIB

Applied Machine LearningConfirmed live in the last 24 hours
Full-timeMississauga, ON, CanadaHybrid

About the Job

Requirements

  • At least 7 years of experience designing, developing, deploying, and supporting production machine learning solutions.
  • A bachelor's degree in computer science, engineering, data science, mathematics, or a related technical field, or equivalent experience.
  • Experience with Python, continuous integration and continuous delivery, and command-line interface or scripting tools.
  • Experience deploying classical machine learning models for classification, regression, and time-series forecasting.
  • Experience managing machine-learning infrastructure at scale in Azure or AWS programmatically with infrastructure as code.
  • Hands-on experience with PyTorch and scikit-learn.
  • Experience building and deploying machine-learning models and data pipelines in production environments.
  • Knowledge of model evaluation, validation, and performance measurement techniques.
  • Experience collaborating across technical and business teams to deliver complex AI initiatives.

Responsibilities

  • Lead the design, development, testing, and deployment of machine-learning and generative AI solutions using Python and modern machine-learning frameworks.
  • Review, validate, and challenge models developed by internal and external teams to ensure quality, performance, and risk compliance.
  • Establish model evaluation frameworks for predictive models, large language models, and generative AI applications.
  • Conduct fairness, bias, and disparate-impact assessments using Fairlearn and AIF360.
  • Develop explainability and interpretability capabilities using SHAP, LIME, model cards, and documentation standards.
  • Lead AI safety and generative AI evaluation activities, including red teaming, hallucination testing, toxicity assessment, and guardrail validation.
  • Implement model monitoring, drift detection, observability, and AI risk controls in production environments.
  • Partner with engineering, product, security, and governance teams to drive AI best practices, innovation, and operational excellence.
  • Help shape the company's AI engineering standards.

Desired Qualifications

  • Experience evaluating and governing large language models and generative AI applications.
  • Hands-on expertise with Fairlearn, AIF360, SHAP, and LIME.
  • Experience with AI explainability, transparency, and model documentation practices.
  • Knowledge of AI safety testing, red teaming, hallucination detection, toxicity monitoring, and guardrail implementation.
  • Experience with model observability, drift detection, AI monitoring platforms, and MLOps tooling.
  • Familiarity with Responsible AI frameworks and standards such as NIST AI RMF, ISO 42001, or comparable governance frameworks.
  • Experience establishing AI risk management controls and audit-ready governance processes.
  • Ability to mentor engineers, drive technical standards, and influence enterprise AI strategy.

About the Company

McKesson

Supplies medicines and technology to healthcare teams

McKesson distributes medicines and medical supplies to pharmacies, hospitals and other care providers, alongside services that connect drug manufacturers with patients. Its specialty businesses support community cancer care and clinical research, extending its work beyond moving products through warehouses. The company buys drugs and supplies from manufacturers for resale, while its software helps pharmacies manage inventory and healthcare teams secure insurance approval for prescriptions. It also sells practice management and patient support services to clinicians and drugmakers. McKesson traces its business roots to 1833 and is headquartered in Irving, Texas.

Company size
10,001+
Company stage
IPO
Headquarters
Irving, TX
Founded
1833

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