Mine Maintenance Mechanic - Mobile Equipment

Company: Capstone Mining
Location: Miami
Posted on: February 17, 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: Eligibility for quarterly bonus of up to 8% of regular earnings Industry-leading 401(k) Savings Plan and Employee Share Purchase Plan, both with company matching 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 and sick 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. This schedule offers a great work-life balance with ample time for rest and personal activities. Additional Potential Benefits: Annual tool allowance to up to $800 Eligible for sign-on bonus of $5K Eligible for relocation assistance POSITION PURPOSE The Mine Maintenance Mechanic – Mobile Equipment is responsible for safely maintaining, troubleshooting, and repairing large mobile mining equipment to ensure reliable operation and support production targets. This role applies mechanical, hydraulic, pneumatic, and electrical fundamentals while adhering to safety standards and maintenance best practices. POSITION RESPONSIBILITIES Mobile Equipment Maintenance: Inspect, maintain, troubleshoot, and repair heavy-duty mobile mining equipment including haul trucks, dozers, hydraulic shovels, motor graders, front-end loaders, and articulated trucks. Mechanical & Systems Repair: Diagnose and repair mechanical, hydraulic, pneumatic, and basic electrical systems using OEM manuals, schematics, and standard procedures. Preventive Maintenance: Perform scheduled preventive maintenance, condition monitoring, contamination control, lubrication, and basic air conditioning service. Equipment Operation: Safely operate and move mine equipment to support inspections, servicing, testing, and repairs. Shop & Field Work: Perform maintenance tasks in shop and field environments, including the use of small mobile equipment, aerial lifts, and forklifts. Safety Compliance: Perform all work in compliance with MSHA regulations, site procedures, confined space, fall protection, and equipment isolation standards. Documentation & Systems: Utilize maintenance systems and documentation, including OEM repair manuals and SAP where applicable. Mentorship & Leadership: Lead, mentor, and support the development of less experienced maintenance mechanics. Troubleshooting & Reliability: Identify equipment issues proactively and contribute to improved equipment reliability and uptime. Additional Duties: Perform other maintenance-related tasks as assigned. POSITION REQUIREMENTS Required Minimum of 3 years of experience maintaining and repairing heavy-duty mobile mining equipment Minimum of 3 years of experience using Cat ET or similar diagnostic software Understanding of mechanical, hydraulic, pneumatic, and electrical fundamentals Experience working with OEM maintenance repair manuals and schematics Ability to safely operate and move mine equipment for servicing and testing Knowledge of confined space, fall protection, and equipment isolation procedures Ability to speak, read, comprehend, and write English Preferred Knowledge of condition monitoring, contamination control, lubrication, and basic air conditioning systems Experience operating small mobile equipment, aerial lifts, and forklifts SAP maintenance system experience Demonstrated ability to mentor and train junior mechanics WORK ENVIRONMENT / PHYSICAL DEMANDS Ability to stand and walk for extended periods, including stairs and uneven surfaces Ability to climb ladders and work safely at heights Ability to lift and carry up to 75 pounds Ability to work in hot, cold, and high-humidity environments Ability to kneel, crawl, stoop, and squat, including 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, Oro Valley , Mine Maintenance Mechanic - Mobile Equipment, Engineering , Miami, Arizona