Heavy Equipment Diesel Mechanic

Who we are United Salt is a dedicated salt producer with a long history, known for excellent customer service and quality products at a fair price. Our Carlsbad site is a solar salt operation. We harvest salt from the lake with heavy mobile equipment, then dry, package, and ship it from the plant. Job Summary We are seeking an experienced Heavy Equipment Diesel Mechanic to diagnose, repair, and maintain diesel-powered heavy machinery, including excavators, bulldozers, loaders, dump trucks, and other off-road and on-road equipment. The ideal candidate has strong mechanical aptitude, hands-on diesel engine and hydraulic systems experience, and a commitment to safety and quality workmanship. This role is critical to minimizing equipment downtime and keeping fleet operations running efficiently. Key Responsibilities Diagnose mechanical, electrical, hydraulic, and pneumatic issues on heavy equipment such as excavators, bulldozers, graders, loaders, backhoes, cranes, and dump trucks. ·Perform preventive maintenance, including oil changes, fluid checks, filter replacements, and scheduled inspections per manufacturer guidelines. Repair or replace diesel engines, transmissions, differentials, hydraulic pumps/cylinders, brake systems, and undercarriage components. Use diagnostic software and tools to troubleshoot engine performance and electronic control systems. Perform welding, fabrication, and minor structural repairs as needed. Complete field repairs on job sites and respond to breakdown calls in a timely manner. Maintain accurate service records, work orders, and parts usage logs. Inspect equipment for compliance with safety standards and company policies; identify and report unsafe conditions. Order and manage parts inventory to minimize equipment downtime. Test repaired equipment to ensure proper operation before returning it to service. Follow all MSHA, DOT, and company safety protocols, including lockout/tagout procedures. Mentor junior mechanics and apprentices as needed. Qualifications & Requirements Required Technical/vocational training in diesel technology preferred. 5+ years of experience repairing and maintaining heavy diesel equipment (construction, mining, agricultural, or fleet). Strong knowledge of diesel engines, hydraulic and pneumatic systems, electrical systems, and powertrains. Experience with major equipment brands (e.g., Caterpillar, John Deere, Komatsu, Volvo) preferred. Ability to read technical manuals, wiring diagrams, and hydraulic schematics. Proficiency with diagnostic scan tools and computerized engine controls. Own a basic set of hand and mechanic's tools (specialty/heavy tools provided by company). Ability to lift 50+ lbs., work in confined spaces, and perform physically demanding tasks in varied weather conditions. Strong troubleshooting, problem-solving, and communication skills. Preferred ASE certification (Medium/Heavy Truck or Diesel Engines) or equivalent. Welding and fabrication experience. Experience with fleet maintenance software and electronic work order systems. Working Conditions Work is performed in a shop environment and outdoors, sometimes in extreme heat, cold, or inclement weather. May require on-call availability, overtime. Exposure to noise, fumes, grease, and heavy machinery; proper PPE required at all times. Pay: $50.00 - $55.00 per hour Expected hours: 40.0 – 50.0 per week Benefits: 401(k) matching Dental insurance Health insurance Life insurance Paid time off Retirement plan Vision insurance Experience: heavy equipment mechanic: 5 years (Required) Work Location: In person

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