Aggregate Plant Mechanic

Aggregate Plant Mechanic

Staker Parson Companies, a CRH company, is a member of the CRH West Division. Our purpose, commitment to the future, and formula for growth is to champion the safety, empowerment, and development of our employees. We strive to be the preferred source of quality sand, rock, landscape products, ready-mixed concrete, asphalt, paving and construction services. We succeed as a team by embracing integrity, mutual respect, innovation, service, sustainability, and financial strength.

Position Overview

The Aggregate Plant Mechanic is responsible for inspecting, maintaining, troubleshooting, and repairing aggregate processing equipment and plant systems to ensure safe, efficient, and reliable operations. This position works closely with plant management and production personnel to minimize downtime and maximize plant productivity. The ideal candidate will have strong mechanical aptitude, experience working with crushing and screening equipment, conveyors, hydraulic systems, and industrial machinery, and a commitment to safety and continuous improvement.

This is a night shift position, requiring the ability to work evening and overnight hours as business needs dictate.

Key Responsibilities (Essential Duties and Functions)

• Perform preventive maintenance, inspections, and repairs on aggregate processing equipment.
• Troubleshoot and repair crushers, screens, conveyors, feeders, pumps, motors, and related plant equipment.
• Diagnose and repair hydraulic, pneumatic, mechanical, and electrical systems.
• Perform welding, cutting, fabrication, and equipment modifications as needed.
• Inspect equipment for wear, damage, and safety concerns, making recommendations for repairs and improvements.
• Replace bearings, belts, idlers, pulleys, rollers, gearboxes, motors, and other plant components.
• Maintain accurate maintenance records, inspection logs, and work orders.
• Partner with plant management to schedule repairs and minimize operational downtime.
• Perform lockout/tagout procedures and comply with all company safety requirements.
• Maintain a clean, organized, and safe work environment.
• Assist during plant shutdowns, outages, and emergency repairs.
• Operate company vehicles, forklifts, aerial lifts, and other equipment as required.
• Support production goals while maintaining quality, safety, and environmental standards.
• Perform other duties as assigned.

Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skills, and/or ability required. Reasonable accommodations may be made to enable individuals with disability to perform the essential functions.

• Education/
  
  Experience:
  
  High school diploma or GED. Minimum 3 years of industrial, aggregates, mining, asphalt, concrete, or heavy equipment maintenance experience preferred.
• Strong mechanical troubleshooting and repair skills.
• Experience with conveyors, crushers, screens, feeders, pumps, and aggregate processing equipment.
• Ability to read and interpret equipment manuals, maintenance documents, and schematics.
• Welding and fabrication experience.
• Valid driver's license and acceptable driving record.
• Medical Card per DOT standard.
• Ability to work independently with minimal supervision.
• Strong communication and teamwork skills.
• Preferred MSHA certification or ability to obtain certification.
• Experience working in aggregate, mining, quarry, or construction materials operations.
• Knowledge of hydraulics, pneumatics, electrical systems, and industrial controls.
• Mobile equipment maintenance experience.
• CDL preferred but not required.

Knowledge, Skills, and Abilities

Mechanical maintenance and repair

Welding and metal fabrication

Preventive maintenance programs

Equipment diagnostics and troubleshooting

Hydraulics, pneumatics, electrical systems, and industrial controls

Industrial safety practices

Lockout/Tagout procedures

Root cause analysis

Equipment inspections

Time management and organizational skills

Team collaboration and communication

Physical Requirements

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

The employee is frequently required to sit, climb, and use hands to signal and handle equipment. The employee is occasionally required to stand, walk, crawl, kneel, bend, and reach with hands and arms above their shoulders. The employee must occasionally lift and/or move anywhere up to 50-75 lbs. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision and depth perception.

Work Environment

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodation may be made to enable individuals with…