Facility management technicians schedule the repair and maintenance at all the facilities of an organization and regular tests to identify any irregularity in the electrical systems, machines, furniture, or other materials that are important for the functioning of the facility.

Control systems service technicians install and maintain building control systems including HVAC systems or other industrial control systems that operate in homes, businesses, plants, and factories.

Industrial machinery mechanics adjust and calibrate equipment, as well as maintain and repair factory equipment and other industrial machinery, such as conveying systems, production machinery, and packaging equipment.