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Traffic Signal Technician - City of Sammamish ( Job # 19-0026)

Minimum Salary: $66,125.00 per year
Maximum Salary: $90,497.00 per year
Employment Type: Full Time
Department: Public Works
Open until filled.
(Open to current employees and the general public.)


The City of Sammamish is a young but growing city with more than 63,000 residents. It is located on the eastern shore of Lake Sammamish, approximately 12 miles east of Seattle. Public Works is seeking a motivated, team oriented, customer focused Signal Technician who wholly embraces safety as paramount and wants to join a fun and growing department. The City’s traffic control device inventory includes about 26 traffic signals, 70 school zone and crosswalk flashers, and 30 speed radar signs as well as an Intelligent Transportation System. We currently contract with King County to provide signal maintenance and construction services since incorporating in 1999. The City is preparing to bring most of that work in-house and this position will play a critical part in ensuring the success of this new program, which includes construction and operation of the City’s first Traffic Management Center.

Under the supervision of the City’s Traffic Engineering Manager and general guidance of the Senior Traffic Signal Technician, this position performs technical work in the installation, construction, maintenance, repair, and inspection of traffic signals, video, and street lighting systems; and various other electrical and electronic systems and equipment.  Work may be performed under minimal direction; and work may be required during inclement weather, nights, holidays or weekends. 

  • Assist with planning, scheduling, and overseeing the activities of contractors, and public or private sector agencies by providing assistance, guidance and direction as needed.
  • Assist in investigating and responding to complaints and requests related to traffic signal or street light maintenance and repair.
  • Assist in planning and scheduling routine and preventive maintenance tasks.
  • Assist in reviewing plans, specifications and systems designed by consultants for technical adequacy.
  • Coordinate with Public Works’ engineers, maintenance staff or consultants to ensure design, location and construction of signals and street lighting systems meet all city, state, and federal requirements.
  • Assist in maintaining various types of traffic video systems throughout the city.
  • Operate, troubleshoot, and program traffic signal parameters as needed.  Implement timings as directed by City’s traffic engineer and operate in a network environment.
  • Assist in installing, maintaining and repairing new and existing traffic signal equipment, including but not limited to controllers, cabinets and associated wiring, signal heads, vehicle loops, vehicle detection amplifiers, emergency pre-empt equipment, video equipment, and microwave detection devices.
  • Maintain and repair shop electronic test equipment and repair solid state controllers and traffic counters.
  • Install underground conduit, wire, junction boxes, cabinets, switchboards, controllers, and electrical power for controllers.
  • Install and repair traffic loop, clean, paint, repairs and relamp traffic signal heads and cabinets as required.
  • Remove or install overhead street signs.
  • Assist in designing, building and maintaining signal specific test equipment.
  • Assist in count analysis, speed studies, travel time and delay studies, gap studies, and traffic signal warrant studies.
  • Perform safety inspection of work sites and crew and ensures compliance with safety rules and regulations.
  • Interpret engineering drawings, sketches and other specifications; may draw or sketch work to be performed.
  • Use proprietary software for testing and preparation of equipment.
  • Prepare, maintain, and develop all necessary records of traffic signals and equipment malfunctions; repairs, troubleshoots and conducts preventive maintenance;
  • Ensure maintenance schedules are maintained for all electrical and electronic traffic control devices; and ensure appropriate inventory records are maintained on all electrical and electronic traffic control devices.
  • Assist in installing, maintaining and repairing new and existing street lighting equipment, including but not limited to controllers, cabinets, poles, luminaries, and associated wiring.
  • Repair and maintain energized overhead and underground cable, conduit and wiring system.
  • Troubleshoot and repair outages and/or malfunction on lighted traffic control devices, associated electrical wiring system and streetlight systems.
  • Respond to emergencies involving traffic and pedestrian signals, street lighting, and traffic signs.
  • Locates utilities as requested
  • Keeps accurate work records; order supplies, parts and materials
  • Performs other related duties as assigned.



Education and Training:

High School Diploma or GED and four (4) years of related experience installing, constructing, maintaining and calibrating electronic control or measuring devices in the signal trade or an equivalent combination of related education and experience.

Required Qualifications

Valid Washington State Driver's License with a driving record free of serious or frequent violations.  Possession of the International Municipal Signal Association (I.M.S.A.) Level I Certification for Traffic Signal Technician. 


Knowledge, Skills, and Abilities:
  • Principles, theories and practices in the Electrical and/or electronics field as applied to installation and repair of signal circuits and systems
  • Manual for Uniform Traffic Control Devices (MUTCD)
  • National Electrical Code (NEC)
  • National Electrical Manufacturer Association (NEMA) codes and standards
  • Industrial practice and standards in data communication maintenance
  • Techniques for troubleshooting and repairing of data communication equipment and cables
  • Safe working procedures
  • Effectively manage workload and responsibilities
  • Provide excellent customer service
  • Facilitating cooperation, trust and integrity with all customers and staff
  • Perform troubleshooting and repair work on malfunctioning traffic equipment both in the field and on bench
  • Troubleshoot and repair problems with faulty traffic signal and communication systems
  • Install, diagnose, repair and remove electronic and electrical devices and components related to traffic signal equipment
  • Install and test fiber optic cable
  • Operate and perform work in a man-lift or bucket truck
  • Exercise sound judgment and effectively problem solve
  • Demonstrate a positive attitude and be an effective team player
  • Demonstrate a high level of initiative, effort and commitment
  • Ability to read and interpret electrical plans and perform all phases of electrical work.
  • Ability to use standard office equipment and associated peripherals and software.
  • Must be able to be assigned to Emergency Response Status and able to respond in emergency situations.
  • Ability to perform work at height.
  • Visual acuity to read written and numerical materials.
  • Ability to distinguish color coding on electrical wiring.
  • Ability to express ideas effectively both orally and in writing.



Work is performed in an office and an outdoor environment in all types of weather.  Equipment used includes personal computers, standard office equipment and complex test equipment including Multi-meter, Oscilloscope, and specialized electronic equipment, and various construction equipment including bucket truck, forklift, backhoe and various other support equipment. Hazards include working at heights, exposure to traffic, fumes and electricity.


The duties listed above are intended only as illustrations of the various types of work that may be performed.  The omission of specific statements of duties does not exclude them from the position if the work is similar, related, or a logical assignment to the position.  The job description does not constitute an employment agreement between the employer and employee and is subject to change by the employer as the needs of the employer and requirements of the job change. 





Sammamish City Hall
801 - 228th Ave SE
Sammamish, WA 98075