Heavy Equipment Mechanic: On-Site Repairs & Diagnostics

St. Louis Composting; Pacific (MO); On-site; USD 52,000 - 70,000; Full time

Job summary

St. Louis Composting is seeking a Heavy Equipment Mechanic to keep our fleet— mixers, sorters, stackers and grinders—operational at multiple sites.

You will travel to locations to perform preventive maintenance and urgent repairs, ensuring continuous production and high safety standards. This hands-on role requires proficiency with air brakes, hydraulic and electrical systems, and a valid US driver’s license.

Qualifications

• Must have a valid US driver’s license and possess personal tools (specialty tools provided).
• Capable of lifting up to 50 lbs and standing for extended periods.
• Proficient with air brakes and suspension systems; mechanical experience with various heavy equipment.

Responsibilities

• Maintain and repair machines at multiple locations across the fleet, from mixers to sorters and grinders.
• Diagnose and fix issues quickly to minimize downtime and keep production moving.
• Inspect, repair, and replace worn parts such as bearings, pistons, and gears.
• Overhaul major components including engines, hydraulic and electrical systems and test after repair.
• Disassemble and reassemble heavy equipment as needed for maintenance and repairs.
• Manage parts by ordering, tracking status, and documenting corrective actions.
• Ensure safety and professionalism in a fast-paced environment; adapt to additional duties as assigned.

Skills

Driver's License

Physical Ability

Technical Proficiency

Job description

St. Louis Composting is seeking a Heavy Equipment Mechanic to keep our fleet— mixers, sorters, stackers and grinders—operational at multiple sites.

You will travel to locations to perform preventive maintenance and urgent repairs, ensuring continuous production and high safety standards. This hands-on role requires proficiency with air brakes, hydraulic and electrical systems, and a valid US driver’s license.