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.

The Data

Scientist – Level 5 serves as a strategic leader in advancing McKesson's data science capabilities to solve complex business and IT challenges. This position is responsible for designing, developing, and deploying advanced predictive analytics and machine learning models that enable data-driven decision-making across the enterprise. This role directs the integration of large, wide-ranging datasets, architects specialized databases, and oversees computing environments for data science projects.

The Data

Scientist collaborates with engineering, service teams, and business stakeholders to align solutions with enterprise priorities. Additionally, the position provides technical guidance, mentorship, and thought leadership to promote best practices and foster data literacy across the organization. Lead the design, development, and deployment of advanced predictive analytics and machine learning models to address complex business and IT challenges.

Oversee integration and preparation of large datasets, architect specialized databases, and manage computing environments for data science projects. Provide technical guidance and mentorship to data science team members, ensuring adherence to best practices in modeling, automation, and visualization. Direct the creation and presentation of data visualizations, dashboards, and analytical findings to leadership, IT, and business stakeholders.

Collaborate with engineering and service management teams to align data science solutions with business needs and coordinate resources for successful execution.



Present findings and recommendations to leadership, supporting enterprise-wide data-driven decision-making. Drive adoption of emerging technologies and innovative approaches to strengthen McKesson’s data science capabilities.

Expertise in model deployment patterns (batch/stream) and scalable scoring solutions. Expertise in model evaluation frameworks, champion-challenger testing, and lifecycle metrics. Expertise in ML model interpretability for governance and audit requirements.

Advanced capability in synthetic data generation for augmentation and privacy-preserving use. Ability to provide technical guidance and mentor junior data scientists to ensure quality delivery. Bachelor’s degree or equivalent combination of education and experience; Typically requires 10+ years of professional experience in designing and deploying enterprise-scale data science solutions.

Experience in leading teams, mentoring talent, and providing technical guidance for high-impact projects. 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.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 Equal Employment Prospect page. McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities.

If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States) Disability_Accommodation@McKesson.

📌 Lead Data Scientist (FBL/RCA) (Montreal)
🏢 McKesson
📍 Montreal