Diesel Service Technician

Diesel Service Technician — Job Description

Position summary

• Company: Childress Environmental Services, LLC (CES)
• Location: Wytheville, VA
• Reports to: Owner / Operations Manager
• Type: Hourly, non-exempt

CES is a locally owned waste management and hauling company serving residential, commercial, and roll-off customers across Wythe County, including operation of the county's 12 solid waste convenience centers. Our trucks run every day, and our technicians are what keep them on the road.

The Diesel Service Technician inspects, maintains, and repairs CES's fleet of refuse trucks, roll-off trucks, and support equipment. You will own preventive maintenance, diagnose and fix breakdowns, keep DOT inspections current, and help keep containers in service. This role suits a hands-on mechanic who takes pride in uptime and wants to grow with a growing company.

Key responsibilities

Preventive maintenance

• Perform scheduled PM services on Class 6–8 diesel trucks: oil and filter changes, greasing, fluid checks, belts, hoses, and tires
• Inspect and service hydraulic systems on packer bodies, front-load arms, roll-off hoists (cable and hooklift), and tippers
• Track service intervals and keep PM on schedule so trucks are ready for their routes

Diagnostics and repair

• Diagnose and repair diesel engines, transmissions, drivelines, suspensions, and steering
• Troubleshoot electrical systems, lighting, sensors, and body controls using scan tools and meters
• Service emissions and aftertreatment systems (DPF, SCR/DEF, EGR), including forced regens
• Repair air brake systems: adjust slack adjusters, replace shoes, drums, chambers, and valves
• Repair hydraulic cylinders, pumps, valves, and lines; replace hoses and fittings
• Respond to roadside breakdowns and on-route repairs when needed

Inspections and compliance

• Perform and document DOT annual inspections and pre-trip defect repairs
• Review driver vehicle inspection reports (DVIRs) and close out defects before trucks return to service
• Keep accurate work orders, parts usage, and repair history for every unit

Fabrication and containers

• Weld and fabricate repairs on truck bodies, roll-off containers, and dumpsters (MIG/stick)
• Help keep the container fleet in serviceable condition

Shop and parts

• Order parts, track inventory, and flag recurring problems or high-cost repairs to management
• Keep the shop, tools, and equipment clean, organized, and safe
• Follow all safety procedures, including lockout/tagout and safe work under raised bodies and arms

Required qualifications

• 2 years of hands-on experience repairing medium- and heavy-duty diesel trucks
• Working knowledge of diesel engines, air brakes, electrical systems, and hydraulics
• Ability to use diagnostic software and scan tools (e.g., Cummins INSITE, Detroit DiagnosticLink, Volvo/Mack PTT, Allison DOC, or similar)
• Basic welding and fabrication skills
• Own basic hand tools
• Valid driver's license with a safe driving record
• Able to read and follow service manuals, schematics, and work orders
• High school diploma or GED

Preferred qualifications

• Experience with refuse equipment: front-load, rear-load, side-load, or roll-off bodies (Heil, McNeilus, Wayne, Galbreath, or similar)
• Qualified to perform DOT annual inspections (FMCSA brake inspector and periodic inspector qualified)
• ASE certifications, especially Medium/Heavy Truck (T-series)
• Class A or B CDL, or willingness to obtain one, for road tests and moving equipment
• Diesel technology diploma or certificate from a trade or community college
• Experience with Mack, Peterbilt, Freightliner, or International chassis

Physical demands and work environment

• Regularly lift and carry up to 75 lbs; occasionally more with help or equipment
• Stand, bend, kneel, crawl under vehicles, and climb on truck bodies for extended periods
• Work in a shop and outdoors in heat, cold, rain, and snow
• Exposure to noise, fumes, grease, waste residue, and moving equipment
• Required PPE includes safety glasses, gloves, and steel-toe boots
• Some early starts, evenings, Saturdays, or on-call breakdown response to keep routes running

Compensation and how to apply

Pay: $20/hr based on experience. Overtime paid at time and a half.

Schedule: Part-time with flexible hours. Work is scheduled around preventive maintenance and repairs as they come up, with on-call availability for breakdowns. Hours are expected to grow as CES expands.

To apply: Email your resume to childressenvironmental@gmail.com or call 276-620-7267. Tell us about the equipment you've worked on.

CES is an equal opportunity employer. Employment is contingent on a background check, a motor vehicle record review, and a pre-employment drug screen.

Pay: From $20.00 per hour

Work Location: In person

Salary : $20