Performs signal timing, maintenance functions, responsible supervisory and specialized professional traffic engineering work in connection with site development, parking management, access management, design of traffic control devices, traffic control plans, and geometric design at the professional level.EXAMPLES OF JOB FUNCTIONS

　　Operates traffic master computer system; troubleshoots system failures and software problems; reviews system operation for malfunctions and programming errors; writes quarterly and special count programs.   Works with field crews to troubleshoot system intersection controller.  Tracks maintenance functions related to signing, striping and parking management.Recommends changes and develops proposals for system changes and completes funding applications, including live cycle cost analysis and cost estimates.  Prepares RFPs, RFQs, and contracts.  Organizes review and selection process.  Administers contracts.Designs and directs special traffic studies, including capacity analysis, traffic count inventories, and related traffic problems. Reviews plans, specifications and estimates for traffic signal systems, illumination, signing and striping, and traffic control.  Professionally designs and seals traffic engineering projects and supports other professional doing design work.Works with private developers and professionals.  Reviews development plans for Traffic Engineering issues.  Establishes scope, reviews submittals and recommends mitigation for traffic impact analyses.  Reviews and accepts access management plans and traffic studies.Performs related work as required.