Traffic Control Technicians working in the Merit System are responsible for the installation and repair of traffic signals, intersections, street lights, and street signs. They are also responsible for performing preventative maintenance on traffic control devices to prevent future traffic signal malfunctions. Individuals in this job class troubleshoot traffic signals and intersections when they are malfunctioning to identify solutions and make repairs to restore signals to proper traffic operation. Traffic Control Technicians work under the general supervision of a Senior Traffic Control Technician and their work is reviewed based on completed work orders.