| Airline Pilots, Copilots, and Flight Engineers | 4.6 | 4.9 | $232,140 |
| Commercial Pilots | 4.4 | 4.8 | $123,220 |
| Aircraft Mechanics and Service Technicians | 4.3 | 3.9 | $79,870 |
| Chemical Plant and System Operators | 4.3 | 4.4 | $78,120 |
| Locomotive Engineers | 4.1 | 4.0 | $81,410 |
| Computer Numerically Controlled Tool Operators | 4.1 | 3.9 | $50,690 |
| Gas Plant Operators | 4.1 | 4.4 | $87,820 |
| Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic | 4.0 | 3.8 | $46,550 |
| Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic | 4.0 | 4.0 | $47,180 |
| Stationary Engineers and Boiler Operators | 4.0 | 3.9 | $78,620 |
| Gas Compressor and Gas Pumping Station Operators | 4.0 | 3.9 | $77,320 |
| Rolling Machine Setters, Operators, and Tenders, Metal and Plastic | 4.0 | 4.0 | $50,140 |
| Petroleum Pump System Operators, Refinery Operators, and Gaugers | 4.0 | 4.6 | $96,710 |
| Wellhead Pumpers | 4.0 | 3.9 | $69,960 |
| Nuclear Power Reactor Operators | 4.0 | 3.9 | $122,890 |
| Wind Turbine Service Technicians | 4.0 | 3.3 | $64,120 |
| Pile Driver Operators | 4.0 | 3.6 | $73,300 |
| Electro-Mechanical and Mechatronics Technologists and Technicians | 4.0 | 4.0 | $73,900 |
| Industrial Machinery Mechanics | 4.0 | 4.0 | $64,520 |
| Cutting and Slicing Machine Setters, Operators, and Tenders | 4.0 | 4.0 | $46,570 |
| Service Unit Operators, Oil and Gas | 4.0 | 3.6 | $58,160 |
| Power Plant Operators | 4.0 | 4.0 | $102,040 |
| Derrick Operators, Oil and Gas | 4.0 | 3.9 | $58,620 |
| Boilermakers | 4.0 | 3.1 | $76,410 |
| Conveyor Operators and Tenders | 4.0 | 4.0 | $42,420 |
| Earth Drillers, Except Oil and Gas | 4.0 | 4.0 | $60,190 |
| Biomass Plant Technicians | 4.0 | 3.9 | $102,040 |
| Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers | 4.0 | 3.9 | $46,350 |
| Milling and Planing Machine Setters, Operators, and Tenders, Metal and Plastic | 3.9 | 3.9 | $52,800 |
| Pump Operators, Except Wellhead Pumpers | 3.9 | 3.8 | $61,770 |
| Water and Wastewater Treatment Plant and System Operators | 3.9 | 4.1 | $60,020 |
| Continuous Mining Machine Operators | 3.9 | 3.9 | $61,810 |
| Metal-Refining Furnace Operators and Tenders | 3.9 | 3.9 | $54,430 |
| Biofuels Processing Technicians | 3.9 | 3.8 | $62,470 |
| Manufacturing Engineers | 3.9 | 3.9 | $102,440 |
| Hydroelectric Plant Technicians | 3.9 | 3.9 | $102,040 |
| Broadcast Technicians | 3.9 | 3.6 | $59,570 |
| Geothermal Technicians | 3.9 | 4.0 | $49,230 |
| Subway and Streetcar Operators | 3.9 | 3.8 | $86,380 |
| Nuclear Technicians | 3.9 | 4.1 | $110,240 |
| Electrical and Electronics Repairers, Commercial and Industrial Equipment | 3.9 | 3.9 | $74,090 |
| Extruding and Drawing Machine Setters, Operators, and Tenders, Metal and Plastic | 3.9 | 3.9 | $47,720 |
| Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders | 3.9 | 4.0 | $48,540 |
| Furnace, Kiln, Oven, Drier, and Kettle Operators and Tenders | 3.9 | 3.5 | $48,040 |
| Cooling and Freezing Equipment Operators and Tenders | 3.9 | 3.9 | $41,330 |
| Ship Engineers | 3.9 | 3.9 | $109,530 |
| Heating, Air Conditioning, and Refrigeration Mechanics and Installers | 3.8 | 3.6 | $61,010 |
| Logging Equipment Operators | 3.8 | 3.9 | $49,740 |
| Telecommunications Equipment Installers and Repairers, Except Line Installers | 3.8 | 3.4 | $63,890 |
| Cardiovascular Technologists and Technicians | 3.8 | 3.1 | $74,310 |