Supervisor Tails & Water

Location: Miami

WHAT WE OFFERYour journey with Capstone Copper starts here. At Capstone, our people are the heart of our organization. We are focused on growth and are committed to unlocking the full potential of ourselves, our teams and our resources. We invest in our people to develop a skilled and engaged workforce, not only for today, but for the future. If you are looking for a purposeful, performance-driven and dynamic work environment, join us!

Pinto Valley is an open-pit copper mine located at the west end of the historic Globe-Miami mining district of central Arizona, approximately 80 miles east of Phoenix. Pinto Valley has been in operation since 1972 and has produced more than four billion pounds of copper. Acquired by Capstone from BHP in 2013, the mine is fully permitted through 2039 and a study is underway to potentially extend the mine life through 2050.Our

proximity to the Greater Phoenix metro area provides prospective employees with the option to live in communities such as Mesa, Apache Junction, Gilbert, Chandler, San Tan Valley, or Florence. Our location offers a unique work-life balance, blending the rewarding opportunities of the mining industry with easy access to the vibrant energy of Downtown Phoenix, making it an ideal choice for both individuals and their families.

Capstone employees are eligible for an extensive total rewards package, designed to support your physical, mental, financial, and emotional well-being. This package includes, but is not limited to:401(k) Savings Plan – Eligible from day one, contribute up to 90% of your salary with a dollar-for-dollar company match up to 6%, fully vested immediately.

Retirement Boost – The company contributes 8.5% of your salary, with 100% immediate vesting.

Employee Share Purchase Plan – After three months, contribute 2% to 7% of your salary (max $5,000/year) to buy company shares, with a 50% company match, fully vested upon grant.

Annual Short Term Incentive Bonus – Up to 15% Affordable Medical, Dental, and Vision benefits (effective on start date), including Telehealth options and additional supplemental insurances

Disability and Life Insurance (effective on start date)
Paid time-off, including vacation, holidays, sick leave, and parental leave

Employee Assistance Program Internal progression opportunities

Tuition reimbursement

Discounted insurance plans for pets, automobiles and homes

We offer a 7-on, 7-off schedule that consists of one week of 12-hour day shifts followed by one week off, followed by one week of 12-hour night shifts. We also have a 7-on, 7-off schedule that consists of all day shifts. These schedules offer a great work-life balance with ample time for rest and personal activities.

POSITION OVERVIEW The Supervisor – Tailings and Water oversees daily Tailings Storage Facility (TSF) deposition and site water management activities, ensuring work is executed safely, efficiently, and in compliance with regulatory and company standards. This role provides direct supervision to personnel and contractors, coordinates with engineering on deposition planning, and supports reliable pump house and water system operations.

POSITION RESPONSIBILITIES Safety & Compliance:
Ensure all employees and contractors comply with MSHA regulations and site safety standards; reinforce safe production practices through frequent field engagement and safety discussions.
• Operational Oversight:
Monitor and control daily tailings deposition and water system activities to ensure work is executed safely, efficiently, and in accordance with approved plans.
• Pump House & Water Systems:
Maintain strong working knowledge of pump house operations and site water management systems to support reliable system performance.
• Planning & Coordination:
Collaborate…