Repair, install, adjust, or maintain industrial production and processing machinery or refinery and pipeline distribution systems. Exclude "Millwrights" (49-9044), "Mobile Heavy Equipment Mechanics, Ex. Engines" (49-3042), and "Maintenance Workers, Machinery" (49-9043) who perform only routine tasks.
Note: The mid-wage is the median wage. The average wage is the mean wage. The entry-level wage is equal to the average of the lower third of reported wages for the occupation. The wage range consists of the 10th and 90th percentiles; 80% of workers earn between this wage range, 10% earn less while 10% earn more.