Control the operation of steam, gas, or electric-motor-driven compressor to maintain specified pressures on high and low-pressure mains dispensing gas from gasholders

Observes pressure gauges to determine consumption rate variations and turns knobs or switches to regulate pressures. Opens valve to allow gas to flow into and out of compressors. Reads gas meters and records amount of gas received and dispensed from holders. Cleans, lubricates, and adjusts compressors, using hand tools.

Mechanical -- Knowledge of machines and tools, including their designs, uses, repair, and maintenance.

Operation and Control -- Controlling operations of equipment or systems. Operation Monitoring -- Watching gauges, dials, or other indicators to make sure a machine is working properly.

Control Precision -- The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions.

Monitor Processes, Materials, or Surroundings -- Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems. Getting Information -- Observing, receiving, and otherwise obtaining information from all relevant sources. Documenting/Recording Information -- Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.