Traffic Systems Specialist II :Performs specialized electrical/electronic technical work related to traffic management/control systems, communication, illumination or traffic data collection devices/systems. Work involves technical expertise in developing, installing, testing, programming and repairing of electrical/electronic devices/systems. Work may require working in heavy traffic and may require extensive statewide travel. Work requires contact with governmental and private entities. Employees at this level perform work independently on assignments; however all issues are referred to the supervisor.Traffic Systems Specialist III:Performs specialized electrical/electronic technical work related to traffic management/control systems, communication, illumination or traffic data collection devices/systems. Work involves technical expertise in developing, installing, testing, programming and repairing of electrical/electronic devices/systems. Work may require working in heavy traffic and may require extensive statewide travel. Work requires contact with governmental and private entities. Employees at this level establish their own work plan and priorities to meet set objectives. Issues are rarely referred to the supervisor but are handled at the occurrence.Traffic Systems Specialist IV:As Traffic Systems Specialist IV, performs specialized and complex electrical/electronic technical work related to communication and traffic data collection devices/systems. Work involves technical expertise in developing, installing, testing, programming, and repairing electrical/electronic devices/systems. Work requires both working in heavy traffic and extensive statewide overnight travel. Work requires contact with governmental and private entities. Employees at this level establish their own work plan and priorities to meet set objectives. Issues are rarely referred to the supervisor but are handled at the occurrence.Essential Duties:Traffic Systems Specialist II:Assists in developing strategic plans to meet core business needs.Monitors and inspects contracted work sites.Analyzes and interprets schematics and wiring diagrams.Commissions system installation once roadway infrastructure has been completed.Draws graphs, charts, diagrams, and site layouts; writes engineering specifications to document and illustrate observations and conclusions.Follows applicable safety procedures when working in an area where other utilities such as high voltage lines, gas lines, water and sewer lines, and heavy traffic are located.Inspects construction methods, workmanship and maintenance procedures to ensure contractors build, install, maintain and repair traffic data collection related equipment or facilities in accordance with plans, specifications, and contract requirements.Installs, troubleshoots, and maintains hardware and software related to the Statewide Traffic Analysis and Reporting System (STARS II). Travels extensively statewide using state vehicle or public transportation.Performs complex electronic repairs and rewires systems; adjust and reprograms equipment/systems and replaces controllers and other electronic devices.Tests, diagnoses and repairs traffic data collection and communication systems, include cables, modems, and equipment.Performs other job responsibilities as assigned. Traffic Systems Specialist III:All the Above and:Analyzes and interprets schematics and wiring diagrams.Ensures preventive maintenance is conducted.Evaluates site distance, edge conditions, slope, pavement serviceability and geometrics for suitability of a new installation site.Tests, troubleshoots, diagnoses, repairs, or certifies communication systems and permanent traffic data collection sites including modems and equipment.Programs equipment to create or modify station description records, station direction of travel, lane of travel or algorithms for vehicle classification.Traffic Systems Specialist IV:All the Above and:Coordinates and assists in overseeing the i stallation and repairs of infrastructure equipment.Assists in prioritizing and scheduling projects.Commissions system installation once roadway infrastructure has been completed.Consults with Department personnel, manufacturers, and/or vendors regarding equipment operations, design, installation, equipment failure, complex repairs, or replacement recommendations.Follows applicable safety procedures when working in an area where other utilities such as high voltage lines, gas lines, water and sewage lines, and heavy traffic are located.Provides technical expertise and training of field technicians in the installation, troubleshooting, maintenance, and repair of complex electronics/electrical systems in the field.