Under the direction of the City Traffic Engineer, perform professional and technical engineering and planning duties in support of the Traffic Services Division of the Public Works Department; perform special studies, analysis and evaluation of transportation problems; direct and coordinate the services of contracted transportation agencies.  Essential Duties and Responsibilities Perform professional and technical engineering duties in support of the Traffic Services Division of the Public Works Department. Perform special studies, analysis, and evaluation of traffic problems, complaints, concerns, and other issues. Prepare work orders for signs and street marking changes; follow up on issues to expedite the accurate productio