Wellfield Maintenance Supervisor

Job Description

Job Title: Wellfield Maintenance Supervisor

Department:Wellfield

Reports to: Wellfield Manager

Location: Florence, AZ

Company Background and Culture:

Florence Copper is in the historic Copper Corridor of Arizona – a region steeped in copper mining history. The project offers a unique opportunity to provide strong economic benefits to the community of Florence and the State of Arizona with minimal environmental impact using the in-situ copper recovery process. During its lifetime, Florence Copper is estimated to create close to 500 jobs for Pinal County and generate $3.4 billion in economic activity for the State of Arizona.

Florence Copper is expected to have the lowest energy and greenhouse gas-intensity (GHG) of any copper producer in North America and will reduce the United States’ reliance on foreign producers for a metal considered to be critical for the transition to a low-carbon economy.

Florence Copper is a wholly owned subsidiary of Taseko Mines Limited which is headquartered in Vancouver, Canada. Taseko is also the operator and the owner of the Gibraltar copper/molybdenum mine in Canada and various other development projects.

Job Overview

Ready to keep things running like a well-oiled machine? We’re looking for a hands-on Mechanical/Maintenance Supervisor to take the lead in maintaining, repairing, and optimizing the performance of all mechanical and electrical equipment in our Wellfield operations. You’ll be at the helm of a skilled team, driving uptime, productivity, and safety—while keeping downtime in your rearview mirror. Strong leadership, technical know-how, and an eye for compliance are key to success in this safety-sensitive role.

Key Responsibilities

Leadership & Supervision

- Lead, mentor, and manage a team of mechanical and electrical technicians, fitters, and support staff.

- Assign, schedule, and monitor daily tasks to keep operations running on track.

Maintenance & Troubleshooting

- Oversee preventative maintenance for all Wellfield gear.

- Partner with your team to troubleshoot and resolve mechanical and electrical issues efficiently.

- Bring expert-level knowledge of pumps and HDPE piping to the field.

Safety & Compliance

- Champion mine safety standards and enforce company policies.

- Conduct safety briefings, risk assessments, and investigate incidents thoroughly.

- Develop and refine SOPs for all maintenance and commissioning activities.

Planning & Reporting

- Work closely with planners to ensure spare parts and tools are available when needed.

- Keep detailed logs of maintenance activities, equipment history, and inventory usage.

- Compile and deliver clear, data-driven reports on equipment performance and breakdown trends.

Quality Assurance

- Make sure all repair and maintenance work meets high-quality standards.

- Look for ways to optimize maintenance practices and boost operational efficiency.

Team Growth & Development

- Provide hands-on training and mentorship to build up your team’s skills and confidence.

- Track performance and recommend development opportunities to help your crew level up.

Qualifications & Skills

Education:

- High School Diploma required; technical certifications preferred.

Experience:

- 5+ years of mechanical/electrical maintenance experience in mining or heavy industry. - 2+ years in a supervisory or leadership capacity.

Technical Knowledge

- Deep understanding of processing equipment and mechanical systems.

- Proven ability to diagnose and resolve mechanical and electrical failures.

- Familiar with CMMS systems and maintenance tracking tools.

Soft Skills

- Strong leadership and team-building capabilities.

- Organized, proactive, and calm under pressure.

- Excellent communicator with a can-do attitude.

Working Conditions

- Site-based role with supervision of rotating mechanical maintenance teams.

- Outdoor work in tough weather and rugged environments.

- Full compliance with all PPE and workplace safety standards.

Join our team and play a key role in keeping our Wellfield operations safe, productive, and always moving forward.