Diesel Mechanic / Technician

Nuss Truck & Equipment•Sikeston, MO

88d•Onsite

About The Position

The Service Technician diagnoses, repairs, and overhauls trucks, buses, and diesel or gas engines according to dealership and manufacturer standards. The role ensures quality repairs, accurate documentation, and compliance with safety and environmental regulations. Although primarily technical, the technician also communicates professionally with customers about repair findings, recommendations, and vehicle status, and contributes to a positive customer experience. The position may include helping train and mentor apprentices or interns, but does not directly supervise employees. The technician is responsible for timely, accurate repairs, safe work practices, reporting unsafe conditions, and complying with company policies, OSHA regulations, and applicable laws. Participation in required training, performance reviews, and corrective action processes is expected when applicable. The work is physically demanding and takes place in a shop environment with exposure to noise, dust, exhaust fumes, grease, and other shop conditions. It requires frequent lifting and transporting of parts weighing up to or exceeding 70 pounds, extended standing and bending, and use of dealership-provided uniforms and personal protective equipment.

Requirements

A two-year technical degree in Diesel/Heavy Equipment or equivalent experience is required; coursework in diesel or heavy equipment repair may substitute with equivalent work experience.
Two to three years of diesel equipment repair experience is required.
Strong troubleshooting skills with diesel and heavy equipment systems.
Solid knowledge of hydraulics, pneumatics, transmissions, electrical systems, and fuel systems.
Ability to read and understand written and verbal repair instructions.
Proficient computer skills for diagnostics, documentation, and communications.
Ability to work independently, with strong problem-solving skills and attention to detail.
Effective verbal and written communication skills.
Ability to work efficiently in a fast-paced, high-stress environment.
Must hold and maintain a valid driver’s license.
Must maintain a clean driving record and professional personal appearance.
Ability to frequently lift and transport parts weighing up to and/or exceeding 70 pounds.
Ability to stand and bend for extended periods and work with tools and equipment.
Must use dealership-provided uniforms and personal protective equipment.
Must comply with company policies, OSHA regulations, and applicable environmental and workplace laws.

Nice To Haves

Prior dealership or heavy equipment repair experience preferred.
CDL preferred.

Responsibilities

Diagnose, repair, and maintain diesel and gas engine vehicles according to factory specifications.
Perform routine maintenance, including oil changes, lubrication, and battery checks.
Rebuild and recondition gas and diesel engines, including replacing pistons, bearings, gears, and valves.
Inspect, adjust, and repair brake systems, wheel alignment, suspension systems, and steering components.
Rewire and repair ignition systems, lighting, and instrument panels.
Disassemble and overhaul engines, pumps, transmissions, clutches, generators, and differential units.
Operate hydraulic jacks, hoists, valve-grinding machines, and other specialized tools and equipment.
Test-drive vehicles to diagnose malfunctions and confirm proper operation after repairs.
Use diagnostic instruments, gauges, and precision tools to identify issues and verify repairs.
Follow safety regulations, company policies, and applicable laws concerning hazardous waste disposal and workplace safety.
Complete repair orders, service reports, and other required documentation accurately.
Communicate with supervisors, coworkers, and customers about service findings and recommendations.
Maintain the cleanliness and professional appearance of tools, equipment, the service truck, and shop work area.
Complete additional service-related documentation required by Nuss Truck & Equipment or customers.
Attend required factory-sponsored and dealership-provided training sessions.
Communicate respectfully with customers about repairs and recommendations, and provide professional updates on vehicle status as needed.
Deliver quality workmanship that meets or exceeds customer expectations and support a positive customer experience.
Assist in training and mentoring apprentices or interns as assigned.
Perform accurate and timely repairs that meet manufacturer and dealership quality standards.
Maintain safe work practices and promptly report accidents, injuries, or unsafe conditions.
Comply with company policies, OSHA regulations, and applicable environmental and workplace laws.
Participate in training, performance reviews, and corrective action processes when applicable.