Under general supervision, administers and oversees various service and maintenance contracts and ensures compliance with terms and conditions; performs maintenance and technical inspections to monitor contractor work in progress involving public improvement projects and maintenance related to lighting and traffic signal district, facility maintenance, contract janitorial and in-house services, security and fire alarm systems/operations, street sweeping, fire extinguishers, parks and landscapes, and other City contract services; and performs related work as required. Acts as a liaison between the department and other departments, vendors, contractors, and the public; responds to customer, citizen, and staff concerns; responds to any Public Works field problems encountered throughout the work day, including safety hazards or violations observed, road hazards, pot holes, animal removal, irrigation problems, stalled vehicles, traffic accidents, and sewer problems; investigates complaints and affects resolutions.