Education: No degree, certificate or diploma. Tasks: Install exterior prefabricated products. Install interior prefabricated products. Read blueprints, drawings and specifications to determine work requirements . Repair and service exterior prefabricated products. Repair and service interior prefabricated products. Determine layout and installation procedures. Measure and mark guidelines to be used for installations. Utilize hand and power tools. Erect and install scaffolding, falsework and other working platforms. Experience: 2 years to less than 3 years.