Structural iron workers assemble, erect and install fabricated iron sections. Reinforcing iron workers fabricate and place steel bars in concrete for reinforcement. Ornamental iron workers install metal stairways, cat walks, gratings, iron ladders, metal window sashes, curtain and window walls, doors, gates, fences, railings, and decorative iron work. Special building erectors erect pre-engineered buildings. Were you always the first one to the top of the monkey bars as a kid? Do you have good agility, balance, eyesight and depth perception? Then you may be ready for a challenging career as an iron worker. In high school, study mathematics and technical drawing and keep in good physical shape.