Master Plant Maintenance Technician

Gftmix; Phoenix, Northern (AZ, KY); Hybrid; USD 41,000 - 55,000; Full time

Job summary

GFT Ready Mix is seeking a Master Plant Maintenance Technician to lead hands-on maintenance, troubleshooting, repair, and fabrication of ready-mix plant equipment. This senior-level role directs maintenance work, coaches others, and promotes safe and effective maintenance practices.

The ideal candidate brings advanced mechanical skills, fabrication experience, and the ability to diagnose complex issues while developing the team’s capabilities.

Qualifications

• High school diploma or GED.
• At least five years of industrial plant maintenance experience, preferably within the ready-mix concrete, aggregate, mining, quarry, or heavy industrial industry.
• Advanced mechanical aptitude and the ability to independently complete most plant maintenance and repair assignments.
• Hands-on welding experience, including stick and flux-core welding.
• Experience using cutting torches, grinders, welding equipment, and a wide variety of hand and power tools.
• Demonstrated experience troubleshooting conveyors, pumps, motors, gearboxes, and related plant equipment.
• Ability to read and understand equipment manuals, maintenance instructions, and safety procedures.
• Strong troubleshooting, decision-making, and problem-solving skills.
• Ability to lead work activities and coach employees without requiring direct supervisory authority.
• Strong attention to detail, accountability, and commitment to workplace safety.
• Valid driver’s license and an acceptable driving record.
• MSHA certification or willingness to complete required MSHA training.

Responsibilities

• Conduct pre-shift and post-shift inspections of plant machinery and equipment.
• Perform scheduled preventive maintenance, including lubrication, adjustments, inspections, and component replacement.
• Diagnose and repair mechanical, electrical, hydraulic, and pneumatic equipment issues.
• Troubleshoot and replace components such as conveyor belts, idlers, bearings, pulleys, gearboxes, motors, and water pumps.
• Tear down, rebuild, and install plant equipment and mechanical components.
• Fabricate, modify, and rebuild parts as needed.
• Provide technical direction to other fixed-plant maintenance employees and coordinate daily maintenance and fabrication work.
• Coach employees on preventive maintenance, equipment inspections, housekeeping, and safe operating practices.
• Identify opportunities to improve equipment reliability, reduce downtime, and extend equipment life.
• Order parts from approved vendors and maintain appropriate parts and supply inventories.

Skills

Advanced mechanical aptitude

Welding experience

Troubleshooting

Reading manuals

Leadership

Education

High school diploma or GED

MSHA certification or willingness to complete MSHA training

Two-year technical degree or equivalent training

Tools

Cutting torches

Grinders

Welding equipment

Hand tools

Power tools

Job description

Description

Position Summary

The Master Plant Maintenance Technician is a highly skilled, hands-on maintenance professional responsible for troubleshooting, repairing, rebuilding, and maintaining ready-mix plant equipment. This senior-level position also provides day-to-day technical leadership by directing maintenance and fabrication work, coaching other employees, and promoting safe and effective maintenance practices.

The ideal candidate has advanced mechanical and fabrication experience, takes ownership of equipment reliability, and can independently diagnose and resolve complex equipment issues while helping develop the skills of other team members.

Essential Duties and Responsibilities

• Conduct pre-shift and post-shift inspections of plant machinery and equipment.
• Perform scheduled preventive maintenance, including lubrication, adjustments, inspections, and component replacement.
• Diagnose and repair mechanical, electrical, hydraulic, and pneumatic equipment issues.
• Troubleshoot and replace components such as conveyor belts, idlers, bearings, pulleys, gearboxes, motors, and water pumps.
• Tear down, rebuild, and install plant equipment and mechanical components.
• Fabricate, modify, and rebuild parts as needed.
• Perform structural repairs, hard facing, welding, torch cutting, grinding, and heavy wear-part replacement.
• Assist with the maintenance and repair of mobile equipment.
• Provide technical direction to other fixed-plant maintenance employees and coordinate daily maintenance and fabrication work.
• Coach employees on preventive maintenance, equipment inspections, housekeeping, and safe operating practices.
• Identify opportunities to improve equipment reliability, reduce downtime, and extend equipment life.
• Order parts from approved vendors and maintain appropriate parts and supply inventories.
• Drive a company pickup or repair truck to obtain parts and supplies as needed.
• Complete service logs, lubrication reports, inspection records, and other required maintenance documentation.
• Maintain an organized, clean, and hazard-free work area.
• Follow all OSHA, MSHA, company safety, and environmental requirements.
• Properly execute Lockout/Tagout procedures before performing maintenance or repair work.
• Perform other related duties as assigned.

Required Qualifications

• High school diploma or GED.
• At least five years of industrial plant maintenance experience, preferably within the ready-mix concrete, aggregate, mining, quarry, or heavy industrial industry.
• Advanced mechanical aptitude and the ability to independently complete most plant maintenance and repair assignments.
• Hands-on welding experience, including stick and flux-core welding.
• Experience using cutting torches, grinders, welding equipment, and a wide variety of hand and power tools.
• Demonstrated experience troubleshooting conveyors, pumps, motors, gearboxes, and related plant equipment.
• Ability to read and understand equipment manuals, maintenance instructions, and safety procedures.
• Strong troubleshooting, decision-making, and problem-solving skills.
• Ability to lead work activities and coach employees without requiring direct supervisory authority.
• Strong attention to detail, accountability, and commitment to workplace safety.
• Valid driver’s license and an acceptable driving record.
• MSHA certification or willingness to complete required MSHA training.

Preferred Qualifications

• Two-year technical degree, accredited apprenticeship, or equivalent technical training.
• Experience in a lead maintenance, lead technician, or senior fabrication role.
• Low-voltage electrical troubleshooting and industrial controls experience.
• Experience maintaining or repairing mobile equipment.
• Bilingual in English and Spanish.

Key Competencies

• Equipment Maintenance: Independently inspects, maintains, repairs, and rebuilds essential plant machinery.
• Troubleshooting: Quickly identifies the cause of mechanical or operational issues and implements effective repairs.
• Safety and Compliance: Consistently follows OSHA, MSHA, Lockout/Tagout, and company safety requirements.
• Leadership and Coaching: Provides clear work direction and helps employees improve their maintenance and operational skills.
• Communication and Teamwork: Works effectively with operations and maintenance teams to coordinate repairs and minimize downtime.
• Initiative and Accountability: Proactively identifies maintenance needs and follows assignments through completion.
• Documentation: Maintains accurate and timely inspection, service, and preventive maintenance records.

Compensation

The anticipated base pay for this position is $30.00–$40.00 per hour. Actual compensation will be based on the candidate’s experience, technical capabilities, certifications, job-related skills, and the scope of responsibilities assigned.

GFT Ready Mix is an equal opportunity employer. Employment decisions are made without regard to any characteristic protected by applicable federal, state, or local law.