Senior Manager, Fleet Maintenance & Reliability, Hamilton

Summary

This role is accountable for ensuring our fleet is reliable, field-ready, and operating at optimal capacity. You will lead the maintenance strategy, reduce unplanned downtime, and build the systems, reports, and programs needed to support a growing operation.

What You'll Do

• Define and execute the company's maintenance strategy across all equipment and operations
• Establish and drive preventative, proactive, and predictive maintenance programs
• Standardize maintenance practices, workflows, and documentation to improve efficiency
• Lead, coach, and develop the maintenance and equipment team
• Drive accountability for safety, performance, and productivity
• Own KPIs including uptime, downtime, maintenance compliance, and lifecycle cost performance
• Implement and manage systems (CMMS preferred) to track maintenance activities, equipment history, and performance metrics
• Lead capital planning and equipment investment decisions based on operational and financial data
• Own equipment specifications for new purchases and internal builds
• Manage relationships with vendors, suppliers, and contractors to support maintenance and procurement needs

What We're Looking For

• Degree in Engineering (Mechanical preferred) or equivalent
• 5+ years of leadership experience in fleet, heavy equipment, or maintenance management
• Proven experience improving equipment reliability and reducing downtime
• Strong experience with preventative and predictive maintenance programs
• Hands-on experience with CMMS or maintenance tracking systems
• Ability to use data, KPIs, and financial metrics to drive decisions
• Experience managing maintenance budgets and optimizing equipment-related spend
• Strong leadership and team development capabilities
• Ability to read and interpret technical drawings (P&IDs considered an asset)
• Experience in construction, industrial, or manufacturing environments preferred
• Maintenance Management Professional (MMP) certification is an asset

Location, schedule and more

On-site role based in Caledonia, ON

Monday to Friday, 8:00 AM – 4:30 PM

Salary range: $98,000 to $112,000 annually, based on experience and overall fit for the role.

Why join Geosource?

• Growing operation with increasing fleet complexity

• Opportunity to build and shape maintenance systems

• Direct impact on operational performance and uptime

If you're a leader who takes ownership of equipment performance, thrives on solving reliability challenges, and knows how to build strong maintenance strategies, we'd like to hear from you. Send your resume to .