1. Shipmate
2. Petroleum Pump System Operator

Petroleum Pump System Operator
A petroleum pump system operator is responsible for the operation and control of equipment used in the extraction, transportation, and storage of petroleum products such as oil and gas.
3. Mining Machine Operator

Mining Machine Operator
Mining machine operators operate heavy machinery used in the extraction of minerals and ores from mines.
4. Commercial Pilot

Commercial Pilot
A commercial pilot is responsible for operating and piloting aircraft for commercial purposes.
5. Pilot
6. Geothermal Technician

Geothermal Technician
A geothermal technician is responsible for the installation, maintenance, and repair of geothermal energy systems.
7. Wellhead Pumper
8. Locomotive Engineer

Locomotive Engineer
Locomotive engineers ensure the safe and efficient movement of freight or passengers by rail.
9. Aircraft Mechanic

Aircraft Mechanic
An aircraft mechanic is responsible for the inspection, maintenance, and repair of aircraft.
10. Industrial Machinery Mechanic

Industrial Machinery Mechanic
Industrial machinery mechanics specialize in the maintenance, repair, and troubleshooting of machinery used in industrial settings.
11. Rail Transportation Worker

Rail Transportation Worker
A rail transportation worker is employed in the railway industry to operate, maintain, and oversee various aspects of the railroad system.
12. Power Plant Operator

Power Plant Operator
A power plant operator is responsible for controlling and monitoring the operation of power generation facilities.
13. Power Engineer

Power Engineer
A power engineer is involved in the planning, design, and maintenance of electrical power systems.
14. Derrick Operator

Derrick Operator
A derrick operator operates and controls the operations of a derrick, which is a large, vertical structure equipped with ropes, pulleys, and a lifting apparatus.
15. Biomass Plant Technician

Biomass Plant Technician
A biomass plant technician is responsible for the operation, maintenance, and troubleshooting of biomass power plants.