Education: Secondary (high) school graduation certificate. Tasks: Check formwork, granular base and steel reinforcement materials. Direct placement of concrete into forms or onto surfaces according to grade. Fill hollows and remove spots on freshly poured cement. Operate power vibrators to compact concrete. Install anchor bolts, steel plates, door sills and other fixtures. Waterproof, damp proof and restore surfaces. Repair, resurface and replace worn or damaged sections of concrete structures. Experience: 3 years to less than 5 years.