Senior Open-Pit Copper Mining Engineer & Planner

ASARCO; Marana (AZ); On-site; USD 120,000 - 180,000; Full time

Job summary

ASARCO invites a Senior Mining Engineer to join our open-pit copper operation in Marana, AZ. You will develop short-, mid-, and long-range mine plans, optimize sequences, haulage routes, and leach pad placements to support heap leach operations.

You will mentor junior engineers, coordinate with geology, metallurgy, and operations teams, and actively promote safety and environmental stewardship across mine planning activities.

Qualifications

• 7+ years in open-pit mining with short-, mid-, and long-range planning.
• Bachelor’s degree in mining engineering.
• Experience in large-scale copper heap or dump leach operations desirable.
• Proficiency with Hexagon Mine Plan Activity Scheduler and pit optimization tools.

Responsibilities

• Develop and manage daily to long-range mine plans for open-pit copper operation.
• Design drill & blast sequences, haulage, and leach pad placements.
• Monitor performance, reconcile against short-range plans, and adjust as needed.
• Coordinate with geology, metallurgy, and operations teams for daily execution.
• Mentor junior staff and support technical teams.
• Ensure safety and environmental compliance in planning activities.

Skills

Mine scheduling

Cost optimization

Leadership

Communication

Education

Bachelor’s degree in mining engineering

Tools

Hexagon Mine Plan Activity Scheduler

MPSO

Pit optimization tools

SQL

Python

Power BI

Job description

ASARCO invites a Senior Mining Engineer to join our open-pit copper operation in Marana, AZ. You will develop short-, mid-, and long-range mine plans, optimize sequences, haulage routes, and leach pad placements to support heap leach operations.

You will mentor junior engineers, coordinate with geology, metallurgy, and operations teams, and actively promote safety and environmental stewardship across mine planning activities.