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 20%
• 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.

POSITION OVERVIEW

The Sr. Geologist provides technical geological support to mining operations at Pinto Valley Mine, with a focus on structural geology and geometallurgy. This role ensures the accuracy and integration of geological data into mine planning and production activities to support safe and efficient operations.

The position works closely with geotechnical, metallurgical, and mine engineering teams while mentoring junior geologists and supporting continuous improvement in geological practices and data quality.

POSITION RESPONSIBILITIES

• Geological Mapping & Analysis : Perform structural bench mapping and provide geological interpretation to support mine planning and operations.

• Geometallurgy: Lead and develop geometallurgical programs to support ore characterization and plant performance.

• Data Quality & QA/QC: Oversee blasthole QA/QC processes and ensure accuracy and integrity of geological data.

• Technical Support: Collaborate with geotechnical, metallurgical, drilling, and mine engineering teams to integrate geological data into planning and reporting.

• Team Support & Mentorship: Provide technical guidance and mentorship to production and exploration geologists and supervise geotechnicians.

• Safety & Compliance: Follow and promote site safety and environmental standards in all activities.

POSITION REQUIREMENTS

Required

• Bachelor’s degree in Geology or Geosciences

• Minimum 10 years of experience in production geology and infill drilling programs, preferably in copper porphyry deposits

• Strong understanding of sampling procedures and QA/QC practices

• Proficiency in geological software such as Vulcan, Point Studio, and Acquire

• Proficiency in Microsoft Office Suite

• Strong communication and teamwork skills

• Ability to work independently in field and office environments

• Valid driver’s license

• Ability to read, write, and communicate effectively in English

Preferred

• Experience with geometallurgy and structural geology

• Master’s degree or professional certification

WORK ENVIRONMENT / PHYSICAL DEMANDS

• Combination of office-based and field-based work in an active open pit mining operation

• Approximately 30% fieldwork supporting mapping and data validation

• Walking on uneven ground and working in active mining areas

• Exposure to dust, noise, heat, and varying weather conditions

• Ability to wear required personal protective equipment (PPE) in operational areas

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.

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