Sr. Mine Engineer

Capstone Copper Corp.•Miami, AZ

58d

About The Position

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 Additional Potential Benefits: Relocation assistance available, with additional funds provided to cover tax liabilities The Senior Mine Engineer will lead short and midrange mine planning, ensuring alignment between daily operations and long-term objectives. This role is responsible for developing and overseeing day-to-day, weekly, monthly, and annual mine plans, while also driving improvement, optimization, and option analysis projects across the operation.

Requirements

Bachelor's degree in Mining Engineering or a related field.
Minimum 7 years of open-pit mine engineering experience with emphasis on short- and mid-range planning.
Strong understanding of drill-blast-load-haul sequences and open-pit production processes.
Demonstrated experience collaborating with Mine Operations and Technical Services teams.
Proficiency in mine planning software (Deswik and/or MineSight preferred).
Skilled in production forecasting, budgeting, and KPI tracking.
Proficient with Microsoft Office Suite (Excel, Word, Outlook, PowerPoint).
Strong analytical, problem-solving, and data interpretation skills.
Excellent written and verbal communication abilities, including technical reporting.
Proven project management and organizational skills; able to manage multiple priorities effectively.
Ability to mentor junior engineers and work collaboratively in cross-functional teams.

Nice To Haves

Experience in copper mining operations.
Familiarity with life-of-mine planning, optimization studies, and cost modeling.
Working knowledge of geotechnical, hydrology, and processing interfaces related to mine planning.

Responsibilities

Demonstrate commitment to safety and Capstone's Values in Action.
Safety & Compliance: Ensure mine engineering activities align with Capstone Copper's safety standards, MSHA regulations, and environmental requirements. Promote a strong safety culture and drive continuous improvement in safe operating practices.
Mine Planning & Optimization: Lead the development and execution of short- and mid-range mine plans that support long-term objectives. Coordinate weekly and tactical mine planning with Operations and Technical Services to optimize material movement, blending, and production performance.
Design & Scheduling: Develop dump and leach pad designs and manage sequencing to ensure geotechnical stability and environmental compliance. Prepare rolling three-month and annual mine plans, reconcile actuals versus plan, and integrate results into continuous improvement efforts.
Performance Monitoring: Develop and track KPIs to monitor production performance, plan compliance, and cost efficiency. Conduct plan-versus-actual reconciliations, analyze variances, and recommend corrective actions to enhance operational effectiveness.
Collaboration & Integration: Work closely with Geology, Operations, and Processing to ensure mine plans deliver consistent mill feed and meet production and metal delivery targets. Support life-of-mine forecasting, budgeting, and optimization studies to align operational performance with strategic objectives.
Leadership & Development: Mentor and guide junior engineers and technical staff, fostering a culture of technical excellence, accountability, and continuous improvement across the mine engineering function.
Take on additional tasks and responsibilities as assigned, demonstrating flexibility and initiative.

Benefits

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
Relocation assistance available, with additional funds provided to cover tax liabilities