Harvest Truck Driver. Location : Waterloo, Iowa. Type of Employment : Seasonal. AgStaff is a progressive seed corn, commercial corn, soybean, and hog farm based in Northeast Iowa. The farm has been early adopters of leading-edge technologies that improve the efficiency, quality, and overall effectiveness of processes. Core values characterize how the farm lives and conducts business on a daily basis. We are hiring a seasonal full-time or part-tim...