Transmission Technicians inspect, diagnose, repair, and service manual, automatic, electrical, and electronic controls for cars, buses, and trucks. They may also perform major repair and replacement of mechanical units on newly assembled motor vehicles.

Truck & Coach Technicians service, repair, overhaul, diagnose, and inspect motor coaches, heavy trucks, and truck-trailers.

Truck-Trailer Service Technicians service, repair, overhaul, diagnose, and inspect truck-trailers and the related systems and components.

Turf Equipment Technicians are responsible for lawn maintenance equipment. They diagnose, repair, and maintain large and small tractors, golf carts, traction units (power trains), small powered equipment (leaf blowers), and tow-behind equipment (utility wagons, implements).

Utility arborists prune and clear vegetation that is close to energized electrical equipment, structures, and conductors. They also prune, fell and remove trees that could potentially come into contact with power lines.

Water Well Drillers operate various types of drilling equipment for the purpose of drilling and servicing water wells. They are required to perform service and maintenance of drilling equipment, select and change drilling tools, complete bore holes into a productive well, and disinfect and service completed wells and pumping equipment.

Welders use heat and/or pressure to permanently join pieces of metal with metal filler. They may join parts being manufactured, build structures, or repair broken or cracked parts according to specifications.