Mar 15, 2019
Mar 19, 2019
Full Time
Position Information

Arlington County's Department of Environmental Service (DES) is seeking a Traffic Systems Analyst for the Intelligent Transportation System (ITS) group, as part of the Transportation Engineering & Operations Bureau (TE&O). The ITS group designs, constructs, inspects, maintains and operates Arlington County's signal and streetlight system, which includes 296 traffic signals, approximately 7,350 centrally controlled County-owned streetlights, and tracks and reports outages for approximately 11,300 Dominion Power streetlights. The ITS group is also responsible for a portfolio of 30-40 capital projects comprising $30M in value. 

The Traffic Systems Analyst is a member of a team in the forefront of smart traffic signals and ITS, and is primarily responsible for managing advanced traffic management system, including documentation, maintenance, and operation of the system which provides high-quality service to motorized and non-motorized traffic, transit, and emergency vehicles.

Specific duties include:

  • Interpreting the traffic signal plans and implementing them into MaxView, such as overlap pedestrian, split, delayed overlap phase plans, and traffic signal controllers at the signalized intersections;
  • Programming and maintaining various ITS field devices such as detection systems, uninterrupted power supply systems, Bluetooth systems and variable message sign (VMS) systems;
  • Performing timing adjustments to the traffic signal coordination system, collecting traffic data, and downloading real time traffic information for VMS adjustments;
  • Programming signal cabinets and inspecting field cabinets installed by contractors by coordinating with County Construction Manager;
  • Responding to individual traffic events, diagnosing incidents and providing coordinated and timely responses to traffic incident management by making changes to the existing computerized traffic signal data base plans;
  • Programming and implementing preemption/priority for emergency vehicles, public transit and light rail;
  • Participating in developing and reviewing technical specifications and design details of traffic signal sub-systems such as vehicular, pedestrian and bike detection systems, emergency and transit preemption/priority systems;
  • Preparing cost estimates and materials for proposed traffic signal related projects;
  • Coordinating with contractors, system integrators and vendor technical support in maintaining the overall traffic operation and management systems and sub-systems;
  • Providing technical, hardware and software training to the signal technicians on various traffic signal control devices and electronic sub-systems; and
  • Serving as liaison between agencies involved in the operation and construction of traffic signals.

Selection Criteria

Minimum: Associate's degree in Engineering, Computer Science, or directly related field plus progressively responsible experience installing, configuring, programming, troubleshooting, maintaining, and operating the following systems: 1) Siemens M52 TS2 Type 1 traffic controllers; 2) Opticom vehicle preemption systems; 3) RTMS – Remote Traffic Microwave Sensors; 4) Polara – Pedestrian interactive ADA accessible control systems; 5) Video detection systems; 6) UPS – Uninterrupted power supply systems; 7) Variable Message Sign (VMS) systems; and 8) Sensys wireless vehicle detection systems.

Substitution: Additional qualifying experience may be substituted for the education requirement on a year-for-year basis.

Desirable: Preference may be given to candidates with experience in installing, configuring, programming, troubleshooting, maintaining, or operating one or more of the following systems, or possession of the following certifications:

  • Intelligent Transportation Systems;
  • MaxView Traffic Management Systems;
  • Intelight X1/2/3 traffic controllers;
  • International Municipal Signal Association (IMSA) Level III Certification; and/or
  • Certification in fiber optics

Special Requirements

International Municipal Signal Association (IMSA) Level III Certification must be acquired within one year of hire.

This position will require travel around Arlington County for various meetings and field inspections. Applicant must possess, or obtain by time of appointment, a valid motor vehicle operator's license from the applicant's place of residence, or be willing to use alternative means of transportation.

Additional Information

Work Hours: Typically 6:00 am to 3:00 pm, Monday through Friday. Availability for call-back hours is required to respond to emergency situations including traffic signal issues. Employees are also required to work hours in excess of their normally scheduled hours as necessary in response to emergencies.

Please complete each section of the application. A resume may be attached, however, it will not substitute for the completed application. Your responses to the supplemental questionnaire are required for this position. Please do not give "see resume" as a response to the questions. Incomplete applications will not be considered.

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