Observe pressure gauge and move throttles and levers to control the speed of rotary tables, and to regulate pressure of tools at bottoms of boreholes.
Count sections of drill rod to determine depths of boreholes.
Push levers and brake pedals to control gasoline, diesel, electric, or steam draw works that lower and raise drill pipes and casings in and out of wells.
Connect sections of drill pipe, using hand tools and powered wrenches and tongs.
Maintain records of footage drilled, location and nature of strata penetrated, materials and tools used, services rendered, and time required.
Maintain and adjust machinery to ensure proper performance.
Start and examine operation of slush pumps to ensure circulation and consistency of drilling fluid or mud in well.
Locate and recover lost or broken bits, casings, and drill pipes from wells, using special tools.
Weigh clay, and mix with water and chemicals to make drilling mud.
Direct rig crews in drilling and other activities, such as setting up rigs and completing or servicing wells.
Monitor progress of drilling operations, and select and change drill bits according to the nature of strata, using hand tools.
Repair or replace defective parts of machinery, such as rotary drill rigs, water trucks, air compressors, and pumps, using hand tools.
Clean and oil pulleys, blocks, and cables.
Bolt together pump and engine parts, and connect tanks and flow lines.
Remove core samples during drilling to determine the nature of the strata being drilled.
Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
Operation and Control - Controlling operations of equipment or systems.
Monitoring - Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
Active Listening - Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
Instructing - Teaching others how to do something.
Coordination - Adjusting actions in relation to others' actions.
Speaking - Talking to others to convey information effectively.
Complex Problem Solving - Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
Reading Comprehension - Understanding written sentences and paragraphs in work related documents.