has job zone occupation holder with job zone 2 underground mining machine operator loading or moving machine operator, underground mining 2 47-5044.00 Operate underground loading or moving machine to load or move coal, ore, or rock using shuttle or mine car or conveyors. Equipment may include power shovels, hoisting engines equipped with cable-drawn scraper or scoop, or machines equipped with gathering arms and conveyor. Oliver He Loading and Moving Machine Operators, Underground Mining Sam Smith https://www.bls.gov/soc/