Traffic Signals, Streetlights & Signs Maintenance: Maintains, services, installs, and performs electrical and physical repairs on traffic control signals, streetlights, and street signage to keep municipal traffic infrastructure operating safely. Facility Maintenance: Performs preventative maintenance, simple repairs, and trade tasks (HVAC, plumbing, electrical, carpentry, masonry, painting, drywall) across city buildings and facilities, including light custodial duties.