Lead Mechanic

Based in St. Louis, Core & Main is a leader in advancing reliable infrastructure with local service, nationwide. As a specialty distributor with a focus on water, wastewater, storm drainage and fire protection products and related services, Core & Main provides solutions to municipalities, private water companies and professional contractors across municipal, non-residential and residential end markets, nationwide. With over 370 locations across the U.S., the company provides its customers local expertise backed by a national supply chain.

Core & Main's 5,700 associates are committed to helping their communities thrive with safe and reliable infrastructure. Visit to learn more.

At Core & Main
, we're looking for a skilled and motivated Lead Mechanic who takes pride in delivering high-quality HDPE piping solutions while providing exceptional service to our customers. In this hands‑on role, you'll work with industry-leading equipment, perform specialized fusion operations in the field, respond to critical repair needs, and play a key role in ensuring every installation meets the highest standards of safety and quality.

If you thrive in a fast‑paced environment, enjoy problem‑solving, and want to make a lasting impact, we want to hear from you.

• Prepares accurate records on maintenance, repairs and fuel levels of equipment.
• Maintains all decals, safety warnings and company .
• Completes work orders for internal and external repairs.
• Repairs power and mechanical equipment.
• Maintains company vehicles.
• Checks and refuels equipment.
• Undertakes complex repair and maintenance projects.
• Reports safety violations to supervisor.
• Prepares equipment for rental shipment, inspects equipment for damages when returned.

• Must be 21 years of age
• Minimum of 3 years of experience diagnosing, repairing, and maintaining McElroy fusion equipment or comparable hydraulic and electrically operated construction equipment.
• Demonstrated knowledge of polyethylene pipe fusion equipment, including preventive maintenance, troubleshooting, and repair procedures.
• Proficient in diagnosing and repairing hydraulic systems, including pumps, valves, cylinders, hoses, and related components.
• Proficient in diagnosing and repairing electrical systems, including wiring, control circuits, sensors, switches, and electronic components.
• Ability to read and interpret technical manuals, hydraulic schematics, electrical diagrams, and manufacturer service documentation.
• Strong mechanical aptitude with the ability to safely operate diagnostic tools and shop equipment.
• Valid Utah driver's license with a satisfactory driving record.
• Ability to lift and move equipment and components in accordance with company safety standards.
• Willingness and ability to travel overnight as required to support field service operations, attend manufacturer training programs, and fulfill other job‑related responsibilities.
• Ability to successfully complete required McElroy equipment training and maintain applicable certifications.

• Experience servicing diesel‑powered, hydraulic, and electro‑hydraulic equipment in the utility, pipeline, or construction industries.
• Possession of a valid Utah Commercial Driver License (CDL) with applicable DOT endorsements, or the ability to obtain and maintain the required CDL and endorsements within a specified period following hire.
• Ability to lift, carry, and move equipment and materials in accordance with company safety standards.
• McElroy equipment training and/or certification.
• OSHA safety training and other applicable industry certifications.
• Experience in underground utility, pipeline, natural gas, water, wastewater, telecommunications, mining, or construction‑related industries.
• Mechanical field experience.
• Additional industry‑specific safety, equipment, or operator certifications.

• Technical certification or associate degree may be required in some areas.

• May modify processes to resolve situations.

• Under limited supervision, relies on experience and exercises independent judgment to determine the…