Connect columns, beams, and girders with bolts, following blueprints and instructions from supervisors. Bolt aligned structural steel members in position for permanent riveting, bolting, or welding into place. Fasten structural steel members to hoist cables, using chains, cables, or rope. Hoist steel beams, girders, or columns into place, using cranes or signaling hoisting equipment operators to lift and position structural steel members. Will be doing layout, bolt up, and connect structural iron welding, lifting up to 50 pounds, and other duties as necessary.