Petroleum Drillers - Main Petroleum Drillers Petroleum drillers work in the oil fields where they dig for oil. They test the quality of the oil and control the flow of oil out of the well. Petroleum driller is a term given to a team of people who dig for oil.
Petroleum engineers plan and supervise the drilling operation once a site is found.
For more information about Petroleum Engineers, see that occupation. At each drilling rig, a tool pusher, also known as a drilling superintendent, supervises all the crews. A drilling crew usually is made of four workers. A rotary drill operator is in charge of the crew. These workers drill through the earth until the oil is reached.