Assistant Maintenance Manager

Assistant Master Mechanic

Supports the Maintenance Manager and maintenance leadership in planning, directing, and coordinating mine maintenance activities. The role helps ensure a safe work environment, reliable equipment performance, efficient use of labor and materials, regulatory compliance, controlled maintenance costs, and high equipment availability. The Assistant Master Mechanic provides day-to-day direction to maintenance employees and coordinates closely with operations, safety, engineering, planning, warehouse, and mine management.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Assist in planning and directing preventive, predictive, corrective, and emergency maintenance activities for underground and surface-supported mine equipment, power distribution, and related facilities.

• Coordinate daily maintenance priorities and work schedules across shifts based on production needs, equipment condition, workforce availability, and safety requirements.

• Provide day-to-day direction to maintenance employees; assign work, communicate expectations, monitor progress, and help resolve operating or personnel issues.

• Review shift reports, examination books, equipment logs, work orders, inspection findings, and other records to maintain current awareness of equipment status and follow-up needs.

• Help maximize equipment availability and minimize downtime by identifying maintenance constraints, coordinating repairs, and developing practical maintenance plans with operations and maintenance leadership.

• Ensure electrical and mechanical maintenance work is completed in accordance with applicable federal and state laws, company policies, approved procedures, and performance standards.

• Conduct workplace and equipment inspections; identify unsafe or hazardous conditions and initiate prompt corrective action. Support pre-shift reviews and employee safety meetings as assigned.

• Develop, communicate, and reinforce safe job procedures. Inspect tools and equipment for safe condition and promote the company's safety processes and expectations.

• Coordinate maintenance response when roof conditions, equipment failures, power distribution issues, or other conditions disrupt normal production plans.

• Assist with maintenance of power distribution systems and related infrastructure, including substations and pumping systems, as applicable to the assigned operation.

• Recommend equipment repair, replacement, modification, or fabrication solutions based on equipment condition, reliability, safety, operating needs, and cost effectiveness.

• Coordinate with warehouse and supply personnel on parts availability, requisitions, warranty matters, core recovery, and the procurement and distribution of equipment and supplies.

• Ensure maintenance work is properly documented and that required maintenance records, maps, logs, and supporting information are retained and accurate.

• Use the company maintenance management system and standard business applications to monitor work, equipment history, parts, schedules, and completion status.

• Work with maintenance and mine leadership to identify performance objectives, monitor results, and lead or support continuous improvement and reliability initiatives.

• Assist with staffing coordination, employee training, skills development, performance feedback, corrective action, conflict resolution, and employee communications in partnership with management and Human Resources.

• Communicate maintenance schedules, operating changes, equipment status, and company policies and procedures to supervisors and employees.

• Perform the duties of the Master Mechanic or designated maintenance leader when assigned and qualified.

SAFETY AND COMPLIANCE EXPECTATIONS

• Maintain safety as the highest operating…