McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve – we care.

Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you. Senior / Lead Data Scientist The Senior / Lead Data Scientist is responsible fordriving the full lifecycle of advanced analytics and machine learning solutions—from problem framing and hypothesis design to production deployment and continuous monitoring—delivering measurable business outcomes for McKesson’sbusinesses.

This role partners with business stakeholders to translate requirements into technical solutions, ensures robust model governance and performance benchmarking, andpioneersinnovative analytical approaches that improve operational efficiency and market competitiveness.

The Data

Scientist provides deep technical leadership in contemporary ML methods, including time-series forecasting, optimization, simulation, causal inference, and LLM/NLP whereappropriate. Identifyopportunities forleveragingcompany data to drive innovative and scalable machine learning solutions that address complex business challenges. Develop and implement strategies that enhance operational efficiency, automate decision-making, improve customer outcomes, andoptimizeresource allocation.





Apply advanced analytics to evaluate organizational performance, simulate potential impacts of strategic changes, and support initiatives across domains such as predictive modeling,forecasting,classification, recommendation systems, anomaly detection, andNLP/LLM. Develop custom machine learning models and algorithms tailored to business needs. Apply these models to large datasets to generate actionable insights and support strategic decision-making Build andmaintainscalable data infrastructure to support both real-time and batch decisioning.

Engage with business stakeholders to translate requirements into technical solutions. Provide thought leadership and guidance on analytical approaches and data strategy Ensure model governance, documentation, and performance benchmarking. Maintain compliance with Responsible AI and data privacy standards Build andmaintainscalable data systems andinfrastructure that empower our business teams to make betterdecisions Education/Training – Bachelors in math, statistics, engineering, oranother STEM field or equivalent experienceand typically requires8+ years of relevantexperience.



7+ years of hands-on data science experience delivering models to production with measurable business impact; 4+ years leading projects or small teams as a tech lead.

Experience in at leasttwo or morerelevantdomain(pricing,contracting, demand forecasting, supply-chain optimization, commercial analytics, patient/customer experience). Expert in Python and SQL;experience with Azure ML,MLflow, model registries, monitoring/telemetry (e.g., Git, testing, packaging, pipelines; performance/cost tuning in cloud; observability and on‑call patterns for ML services. Feature engineering,working knowledge of healthcare/commercial data sets.

Demonstrated adherence to enterprise cybersecurity standards and securedevelopmentlifecycle for data/ML. ability to translate technical results into decisions and outcomes. Environment (Office, warehouse, etc.) – This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered.

McKesson job postings are posted on our career site: careers.mckesson.com. McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.

📌 Senior/Lead Applied Data Scientist (Texas Or Ontario) (Winnipeg)
🏢 McKesson (Sourcer On Req)
📍 Winnipeg