Equipment Operator - Wall Lake, IA (Part-time) AMAT CentralEquipment Operator - Wall Lake, IA (Part-time)Wall Lake, IAThe materials produced by Hallett Materials are used in the construction of new highways, bridges and buildings as well as landscaping and maintenance projects. Able to stand, walk, use hands and fingers to manipulate objects or controls, climb or balance, stoop, kneel, crouch, crawl, talk and hear.