heavy and tractor-trailer truck drivers

Operating self-propelled semi truck and trailer that assists with reaping, harvesting, threshing, swathing, or winnowing crops such as corn, wheat, milo; performing manual or mechanical adjustments; performing safety checks; maintaining and repairing; driving semi truck with trailer for transporting crops to elevators, silos, or other storage areas, and transporting equipment and other tools used for harvesting from one field to another; cleaning work areas; positioning at ends of machinery to catch products, removing and closing full containers. Must speak and understand English.