Education: Secondary (high) school graduation certificate. Tasks: Read blueprints, drawings and sketches to determine work requirements. Prepare layouts in conformance to building codes, using measuring tools. Measure, cut, shape, assemble and join materials made of wood, wood substitutes, lightweight steel and other materials. Fit and install windows, doors, stairs, mouldings and hardware. Supervise other workers. Screening questions: Do you have experience working in this field?. Experience: 3 years to less than 5 years.