Aggregate Plant Maintenance/Operator

Melvin Stone Company, LLC; United States; On-site; USD 42,000 - 64,000; Full time

Job summary

Melvin Stone Company, LLC is seeking a full-time Aggregate Plant Maintenance/Operator to operate the plant and maintain equipment, including a front-end loader. The role requires mechanical aptitude and at least one year of experience in aggregates or related environments, with safety as a priority.

The candidate should be able to diagnose and repair plant components, perform routine inspections, and use welding/fabrication skills as needed.

Qualifications

• Mechanical Aptitude: ability to identify, troubleshoot, and repair mechanical systems and equipment.
• Heavy equipment operation: experience operating front-end loaders or similar equipment.
• Welding, fabrication: basic to intermediate welding and fabrication experience.
• Safety awareness: commitment to safe, hazard-free work environment.

Responsibilities

• Operate a front-end loader safely and efficiently to feed material into the aggregate processing plant.
• Perform routine equipment inspections and daily preventative maintenance and safety checks.
• Use basic PLCs for operation and monitoring as required.
• Diagnose, maintain, and repair plant equipment including screens, conveyors, crushers, and motors.

Skills

Mechanical Aptitude

Heavy Equipment Operation

Welding & Fabrication

Safety Awareness

Communication

Physical Endurance

Education

High school diploma or equivalent

Tools

Welding equipment

Cutting torches

Grinders

Impact wrenches

Job description

Do you want to operate and work on modern well-maintained equipment for a change? Are you mechanically inclined? Do you have experience operating heavy equipment? Melvin Stone Company is currently seeking self-motivated and dependable full-time an Aggregate Plant Maintenance/Operator. As a Maintenance/Operator, you will regularly be maintaining/fixing equipment, operating the aggregate plant, and operating a front-end loader (once trained).Maintenance Operators work in a fast-paced environment and are provided with a variety of challenges. We are proud to use modern and well-maintained equipment. The ideal candidate will have at least one year of experience working within an aggregate quarry/mine and proven safety track record, however we are open to develop candidates with great overall experience outside of aggregates. Being able to think and act on your own is very important for this role.

Core Competency Areas & Responsibilities

1. Equipment Operation & Production Support

Operate a front-end loader safely and efficiently to feed material into the aggregate processing plant.

Perform routine equipment inspections and complete daily preventative maintenance and safety checks.

Use programmable logic controls (PLCs) for basic operation and system monitoring as required.

2. Mechanical Maintenance & Troubleshooting

Conduct diagnostics, maintenance, and repair of plant equipment including screens, conveyor belts, crushers, and motors.

Replace and adjust mechanical components to ensure proper equipment function.

Maintain operational continuity by identifying wear or failures and correcting issues quickly.

3. Fabrication & Tool Use

Use welding, cutting, and fabrication skills to repair or reinforce plant components as needed.

Operate a variety of hand and power tools including grinders, cutting torches, impact wrenches, and more.

Maintain tools and equipment in safe, working condition.

4. Safety & Compliance

Work in compliance with all company policies, safety protocols, and environmental regulations.

Support the creation of a safe work environment through hazard recognition and proactive risk mitigation.

Participate in safety meetings and training programs.

Aggregate Plant Maintenance/Operator Key Skills & Qualifications

• Mechanical Aptitude: Ability to identify, troubleshoot, and repair mechanical systems and equipment.
• Heavy Equipment Operation: Experience operating front-end loaders or similar equipment.
• Welding & Fabrication: Basic to intermediate welding and fabrication experience.
• Safety Awareness: Commitment to maintaining a clean, hazard‑free, and compliant work environment.
• Communication: Strong verbal and written communication skills for reporting and coordination.
• Physical Endurance: Ability to lift 50 lbs., work in inclement weather, and climb ladders/stairs up to 24 feet.

Minimum Requirements

• High school diploma, GED, or High School Equivalency (HSE).
• Valid driver’s license.
• Prior experience in a plant or industrial setting, particularly with aggregates or construction materials.
• Ability to work overtime, weekends, and flexible shifts as needed.

EOE/M/F/Disabled/Veteran/DFSP

We look for talent that shares our core values, Forward Thinking - Hard Working - Willing to Learn.