Heavy Equipment Operator - Mining

Job Title: Heavy Equipment Operator
Company: Loenbro, LLC
Business Unit/Department: Loenbro Southwest
Location: Arizona

Reports to: Superintendent
Employment Type: Full Time
FLSA Classification: Non-Exempt

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S. Our market spans all industries, and our service offerings include Critical Electrical, Mechanical & Structural, Soft Crafts, Inspection, Underground Maintenance and Installation, and Fabrication. Our expertise lies in simplifying the complex and establishing long-standing relationships with our partners. We have a national presence but a local approach—every customer benefits from our capabilities and our care.

At Loenbro, we don’t just offer jobs—we build careers grounded in integrity, teamwork, excellence, and purpose. Join a team where your expertise is valued, your growth is supported, and your work helps maintain and enhance the critical infrastructure that powers communities across the nation.

The Heavy Equipment Operator is responsible for safely and efficiently operating large mining equipment in a surface mining environment. This position supports production, overburden removal, haulage, stockpile management, road maintenance, and other mining activities while adhering to all safety, environmental, and operational standards.

• Operate mining equipment including haul trucks, dozers, excavators, loaders, graders, water trucks, and other support equipment.
• Perform pre-shift and post-shift inspections and complete required equipment inspection reports.
• Safely transport ore, waste rock, overburden, and other materials throughout the mine site.
• Maintain haul roads, access roads, dumps, stockpiles, and work areas.
• Load and unload materials efficiently while minimizing equipment wear and damage.
• Monitor equipment performance and promptly report mechanical issues or safety concerns.
• Follow mine plans, production schedules, radio communication protocols, and supervisor instructions.
• Assist with drilling, blasting support, reclamation, and earthmoving activities as required.
• Adhere to all MSHA regulations, company safety policies, and environmental requirements.
• Participate in safety meetings, training programs, and continuous improvement initiatives.
• Maintain accurate production, inspection, and operational records.
• Work effectively with dispatchers, maintenance personnel, supervisors, and fellow operators.

• High school diploma or GED preferred.
• Minimum 2 years of heavy equipment operating experience; surface mining experience preferred.
• Knowledge of safe operating practices for large mobile mining equipment.
• Ability to read and interpret mine maps, procedures, and operating instructions.
• Valid driver's license with acceptable driving record.
• Ability to obtain and maintain required mine site certifications and site access credentials.
• Strong commitment to safety and operational excellence.

• MSHA Part 46 or Part 48 Surface Miner Training.
• Experience operating CAT, Komatsu, Hitachi, Liebherr, or similar mining equipment.
• Basic mechanical aptitude and equipment troubleshooting skills.
• Experience working in large-scale aggregate, quarry, copper, coal, gold, or industrial mineral mining operations.

• Ability to sit and operate equipment for extended periods.
• Ability to climb ladders, steps, and access equipment safely.
• Ability to work outdoors in varying weather conditions, dust, mud, and noise.
• Ability to lift up to 50 pounds occasionally.
  
  Ability to work day, night, weekend, holiday, and rotating shifts as required.
• Surface mining operation with exposure to heavy equipment traffic,…