Highly responsible supervisory work involving directing and coordinating the combined efforts of a multi-discipline staff of technicians and project managers in the accomplishment of complex traffic engineering projects and studies.  Highly technical nature including the investigation, design, review, inspection, and coordination of a wide variety of complex engineering projects and programs.  Serves as program manager for the County’s traffic engineering program.  Performs field surveys and data collection, studies and analyses to evaluate traffic related impacts of development projects on the serviceability of the County’s roadway systems.  Develops prioritized, multi-year capital improvement plans for upgrading roadway and signal systems.  Techn