CNC (Computer Numerical Control) operators use computer-programmed machines to manufacture precision parts for a variety of different products. The machines drill, cut and shape the raw materials into metal and plastic parts.

Diesel technicians inspect, maintain, repair and care for diesel engines. Some diesel technicians specialize in a specific type of vehicle. When commercial transportation has malfunctions, they diagnose the problems and find solutions.

Electricians install, maintain, and repair electrical power, communications, lighting, and control systems in homes, businesses, and factories.

Machinists create their own parts and tools from raw materials. The parts and tools they create with their machines eventually go toward building larger things.

Plumbers install, maintain and repair water systems in homes and businesses. They install pipes that carry the liquids or gases, and they upgrade and repair existing systems.

Tool and die makers are a class of machinists who use computer-aided design and computer-controlled machinery to make and repair specialized parts such as dies, cutting tools, and gauges.

Welders fuse and cut metal materials. They can work in several different industries, so welders might build structures or repair existing infrastructure.