| Name |
| Biomass Plant Technicians |
| Butchers and Meat Cutters |
| Computer-Controlled Machine Tool Operators |
| Crushing, Grinding, and Polishing Machine Operators |
| Cutting, Punching, and Press Machine Operators |
| Electrical and Electronic Engineering Technicians |
| Gas Plant Operators |
| Geothermal Technicians |
| Heat Treating Equipment Operators |
| Home Appliance Repairers |
| Industrial Machinery Mechanics |
| Inspectors, Testers, Sorters, Samplers, and Weighers |
| Machinists |
| Maintenance and Repair Workers |
| Molding, Coremaking, and Casting Machine Operators |
| Multiple Machine Tool Operators |
| Power Plant Operators |
| Powerhouse, Substation, and Relay Electrical and Electronics Repairers |
| Supervisors of Mechanics, Installers, and Repairers |
| Supervisors of Production and Operating Workers |
| Tool and Die Makers |
| Welders, Cutters, Solderers, and Brazers |
