Heating, air conditioning, and refrigeration mechanics and installers, which are often called HVACR technicians, work on heating, ventilation, cooling, and refrigeration systems that control the temperature and air quality in buildings.

Construction managers plan, coordinate, budget, and supervise construction projects from development to completion. Construction workers construct, repair, and install building frameworks and structures made from wood and other materials.

Welders fuse and cut metal materials. They can work in several different industries, so welders might build structures or repair existing infrastructure. Welders are employed in various industries, including construction, manufacturing, automotive, aerospace, shipbuilding, and oil and gas.

Automotive service technicians and mechanics, often called service technicians or service techs, inspect, maintain, and repair cars and light trucks.