Job Summary:

The Diesel Mechanic inspects, diagnoses, repairs, and maintains diesel-powered trucks, vehicles, and heavy construction

equipment used in paving, concrete, and pipeline operations. This position performs preventive maintenance and resolves

engine, electrical, hydraulic, drivetrain, and related mechanical issues to support safe, reliable equipment operation in the

shop and at job sites.

Job Duties and Responsibilities:

• Inspect and service diesel-powered dump trucks, concrete mixers, pavers, rollers, loaders, excavators, and other company equipment as assigned.

• Diagnose engine performance concerns using electronic diagnostic software, fault codes, testing equipment, and service manuals.

• Repair and maintain diesel engines, fuel systems, cooling systems, lubrication systems, turbochargers, and exhaust aftertreatment systems, including DPF, DEF, and SCR components.

• Diagnose and repair electrical systems, wiring, batteries, starters, alternators, sensors, and electronic controls.

• Troubleshoot and repair hydraulic systems, pumps, cylinders, hoses, valves, and related components.

• Inspect and repair transmissions, clutches, drivetrains, steering, suspension, and brake systems, including air brakes, within training and authorization.

• Perform scheduled preventive maintenance, including oil and filter changes, lubrication, fluid checks, and replacement of worn components.

• Remove, repair, and reinstall components; perform welding, cutting, fabrication, and tire service when trained and authorized.

• Complete work orders and document inspections, diagnostic results, repairs, parts used, labor hours, and maintenance costs.

• Identify needed parts, coordinate repairs and maintenance schedules, and recommend outside service when appropriate.

• Perform operational checks following repairs and communicate equipment status and safety concerns to supervisors and operators.

• Follow safe lifting, equipment support, energy isolation, and hazardous material handling procedures; wear required personal protective equipment.

• Maintain a clean, organized work area and perform other duties as assigned.

Qualifications:

• Two to three years of diesel truck or heavy equipment maintenance and repair experience required; related technical training preferred.

• Working knowledge of diesel engines, electrical and hydraulic systems, air brakes, and electronic diagnostic tools.

• Ability to read service manuals, wiring diagrams, and hydraulic schematics and follow written and verbal instructions.

• Ability to work independently, prioritize repairs, maintain accurate records, and communicate effectively with supervisors, drivers, and equipment operators.

• Safety-minded professional with dependable attendance and willingness to learn and perform a variety of tasks.

• Availability to work overtime, weekends, holidays, and job site service calls as operational needs require.

• Ability to follow applicable safety, transportation, environmental, and company requirements.

JOB DESCRIPTION

• Valid driver’s license and acceptable driving history for assigned driving duties. A CDL and appropriate endorsements are required only when operating vehicles that require them.

• Employment is contingent upon successful completion of applicable preemployment screening, consistent with company policy and applicable law.

Pay Range:

$30.00–$35.00 per hour, based on experience