Maintenance Manager, Plant Equipment

Full Time Regular Management – Sahuarita, AZ, US

Maintenance Manager – Fixed Plant Equipment

General Manager

Full-time Regular

Sahuarita, AZ, US

The Maintenance Manager – Fixed Plant Equipment provides leadership, direction, and governance for all fixed plant maintenance activities across the Copper World processing facilities. The role is accountable for maintenance execution, planning and scheduling, shutdown management, electrical and instrumentation maintenance, maintenance readiness, workforce development, and asset care programs to ensure safe, reliable, and cost-effective operations.

The position supports project development, commissioning, startup, ramp‑up, and operational excellence through close collaboration with Operations, Metallurgy, Reliability, Process Control, Engineering, Supply Chain, and Operational Readiness teams.

• Lead all fixed plant maintenance activities across crushing, grinding, flotation, filtration, tailings, water, utilities, and supporting infrastructure.
• Establish and implement maintenance management systems, standards, procedures, and work management processes.
• Develop maintenance planning, scheduling, preventive maintenance, and shutdown strategies.
• Lead maintenance readiness activities supporting commissioning, startup, and ramp‑up.
• Ensure compliance with all safety, environmental, and regulatory requirements.
• Manage maintenance operating budgets, contracts, and cost control initiatives.
• Develop workforce capability through recruitment, training, coaching, and succession planning.
• Lead major plant shutdowns, turnarounds, and outage activities.
• Establish equipment preservation and asset care programs.
• Coordinate OEM support, contractor management, and technical service providers.
• Partner with Operations and Metallurgy teams to maximize plant availability and performance.
• Support continuous improvement initiatives focused on reliability, productivity, and cost optimization.
• Provide input into sustaining capital planning and long‑term asset management strategies.
• Participate in engineering reviews to ensure maintainability, operability, accessibility, and safety requirements are incorporated into project designs.
• Participate in benchmarking and continuous improvement programs.
• Support operational readiness assessments and audits.
• Support corporate technical reviews and due diligence activities.
• Participate in emergency response and business continuity planning.
• Perform other duties as assigned.

• Bachelor’s degree in mechanical engineering, electrical engineering, maintenance engineering, or related discipline.
• Minimum 15 years of maintenance experience in mining or heavy industrial operations.
• Minimum 10 years supporting large mineral processing facilities.
• Minimum 5 years in maintenance leadership positions.

• Commissioning and startup experience.
• Certified Maintenance & Reliability Professional (CMRP).

NOTE:

This job description is not intended to be all-inclusive. Employees may perform other related duties as needed to meet the ongoing needs of the organization.

The physical demands described here are representative of those that must be met by an employee to perform the essential functions of this job successfully. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand;

walk; sit; use hands to finger, handle or feel; and reach with hands and arms. The employee is occasionally required to climb or balance; stoop, kneel, crouch, or crawl; and taste or smell. The employee must regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds.

Specific vision abilities may be required for this position.

The work environment will necessitate work near moving mechanical parts and outside weather conditions such as hot and/or dry conditions. Work will be…