HCM Architecture Lead: Workday, Integrations & Governance

McKesson; Mississauga; Hybrid; CAD 140,000 - 190,000; Full time

Job summary

McKesson is seeking a Senior Manager of HCM Architecture to provide strategic architectural leadership across the HCM technology portfolio, including Workday, integrations, and other HR tech platforms. You will establish architectural vision, governance, design standards, reusable patterns, and assessment methodologies to enable scalable, secure, and maintainable solutions across the enterprise.

The role combines deep technical architecture expertise with strong leadership to lead reviews,

Qualifications

• Bachelor's degree in Computer Science, Information Systems, Engineering, or related field.
• 10+ years of experience in enterprise, solution, or application architecture.
• 5+ years of leadership experience managing technical teams.
• Deep expertise in HCM technology platforms, with strong preference for Workday architecture experience.
• Experience designing enterprise integrations, APIs, middleware solutions, and data exchange architectures.

Responsibilities

• Define and maintain the HCM technology architecture strategy and roadmap.
• Establish architecture governance processes, design standards, templates, and reusable patterns across the HCM portfolio.
• Lead architectural assessments for new technologies, vendor solutions, and platform capabilities.
• Evaluate enterprise architecture alignment, integration approaches, scalability requirements, and non-functional requirements for proposed solutions.
• Ensure new technologies and services align with established enterprise architecture principles.
• Provide oversight and guidance for architecture artifacts, solution designs, and integration strategies.
• Develop and maintain architecture frameworks, reference architectures, implementation standards, and design templates.
• Create standardized assessment methodologies for evaluating new technologies and business requirements.
• Establish a library of reusable architecture patterns and best practices.
• Define architecture review processes and solution approval criteria.
• Drive consistency in architecture documentation and technical decision-making.
• Provide technical leadership across Workday, ADP Workforce Management, integrations, and broader HR technology ecosystems.
• Partner with delivery teams to ensure solution designs align with enterprise standards and business objectives.
• Advise on integration patterns, data exchange mechanisms, security considerations, and system interoperability.
• Support architectural due diligence for new vendor engagements and technology investments.
• Lead, mentor, and develop a team of architects and senior technical professionals.
• Establish clear expectations, objectives, and development plans for team members.
• Foster a culture of technical excellence, collaboration, innovation, and continuous improvement.
• Build organizational architecture capabilities and architectural bench strength.
• Support recruiting, onboarding, and development of architecture talent.
• Define and implement architecture KPIs and success metrics.
• Measure architecture effectiveness, solution quality, reuse, compliance, and technical debt reduction.
• Lead architecture reviews and governance forums.
• Identify opportunities to improve solution delivery processes and architectural maturity across the organization.

Skills

Leadership

Architecture

Governance

Stakeholder management

Communication

Education

Bachelor's degree in CS/IS/Engineering

Tools

Workday

APIs

Middleware

Job description

McKesson is seeking a Senior Manager of HCM Architecture to provide strategic architectural leadership across the HCM technology portfolio, including Workday, integrations, and other HR tech platforms. You will establish architectural vision, governance, design standards, reusable patterns, and assessment methodologies to enable scalable, secure, and maintainable solutions across the enterprise.

The role combines deep technical architecture expertise with strong leadership to lead reviews,