Supervisor Mine Operations - Loading

Company: Capstone Mining
Location: Miami
Posted on: January 14, 2026

Job Description:

Job Description Job Description WHAT WE OFFER Your 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 30% 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, increasing to 14.2% after reaching the Social Security wage base, 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% 4-day, 10-hour work schedule 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 POSITION PURPOSE Provide frontline supervision of all loading activities during the shift to ensure safe, efficient execution of the mine plan while meeting performance, quality, and design specifications. POSITION RESPONSIBILITIES Safety & Compliance: Lead daily safety lineouts and toolbox talks; conduct workplace examinations; ensure berm heights, pit floor conditions, dust control, and blast exclusion zones meet safety and design standards. Serve as the initial incident responder, secure scenes, gather statements and evidence, and enter incidents into company systems. Crew Supervision & Workforce Management: Directly supervise Mine Technicians and equipment operators as assigned. Manage crew attendance, vacation scheduling, fatigue monitoring, and wellness checks. Administer positive recognition and corrective discipline in accordance with company policies and labor agreements. Operational Execution: Supervise all loading fronts to meet shift plans and production targets. Monitor loading unit performance, haul truck operator performance, tonnage, productivity, and quality digging practices. Identify and resolve bottlenecks, including crusher feed and pit congestion, to maintain continuous material flow. Performance Monitoring & Reporting: Track and manage hourly payroll, KPIs, and productivity metrics within the work area. Evaluate equipment operators and provide timely feedback to support performance improvement and accountability. Equipment & Area Conditions: Ensure pit floor quality, loading area conditions, and operating practices support safe and efficient equipment operation. Verify that work areas remain compliant with design and operational requirements throughout the shift. Collaboration & Communication: Coordinate with dispatch, maintenance, and mine operations to align loading activities with the mine plan. Communicate expectations clearly and provide leadership in the field to ensure consistent execution of procedures and standards. POSITION REQUIREMENTS Required Minimum of 10 years of mining experience in open-pit operations. Strong working knowledge of the drill–blast–load–haul open-pit mining sequence. Demonstrated experience supervising crews in a production mining environment. Experience monitoring and managing loading unit and haul truck performance. Proficiency with MineStar or similar fleet management systems. Working knowledge of SAP or similar enterprise systems. Strong computer skills, including Microsoft Office Suite (Excel, Word, Outlook). Proven ability to manage safety, performance KPIs, and operational priorities simultaneously. Strong communication, leadership, analytical, and problem-solving skills. Ability to speak, read, write, and comprehend English fluently. Preferred Prior experience in a copper mining operation. Experience supervising loading operations and crusher feed management. Familiarity with incident investigation, evidence collection, and root cause analysis. Experience with payroll tracking and workforce scheduling in a union or production environment. WORK ENVIRONMENT Approximately 80% field-based and 20% office-based. Ability to stand and walk for extended periods, including on uneven surfaces and stairs. Ability to kneel, crawl, stoop, and squat; occasional work in confined spaces. All candidates will be required to complete a pre-employment medical exam, drug and alcohol test, and background check. All positions require a pre-placement physical examination to ensure candidates are 'fit for duty’. Additional training and/or testing may be required. Capstone maintains a drug and alcohol-free workplace. CAPSTONE COPPER IS AN EQUAL OPPORTUNITY EMPLOYER.

Keywords: Capstone Mining, Glendale , Supervisor Mine Operations - Loading, Energy / Utilities , Miami, Arizona