Traffic Signal Technician l (Outside)

Posting number: 2026TH27535

Department: DLS - Dept. of Local Services

Division: Road Services

Job classification: Traffic Signal Technician I (E1A : IBEW L77-DLS)

Posting type: Open & Promotional

Categories: Public Works, Trades, Miscellaneous, Maintenance, Utilities, Construction Maintenance

Summary

King County’s Department of Local Services (DLS) is seeking two seasoned Traffic Signal Technician I (Outside) professionals—one for a Career Service position and one for a Time-Limited Term (TLT) role. These technicians  will play a vital role in ensuring the safe and efficient operation of the city's traffic signal and street lighting systems.  This multifaceted position will provide hands on work in the field, monitor/maintain signal system performance, respond to service requests and collaborate with engineers to optimize traffic flow.  From repairing electronic controllers to installing poles, your work will directly impact public safety and urban mobility. 

Whether you're adjusting timing plans, troubleshooting malfunctioning signals, or pouring concrete foundations for new installations, this role demands precision, problem-solving, and a commitment to excellence. If you thrive in a fast-paced environment, and enjoy blending technology with construction, we want to hear from you. Come work with us and help make a meaningful impact in our community! 

Our commitment to Equity, Racial and Social Justice The Department of Local Services is deeply dedicated to fostering Equity, Racial and Social Justice in every aspect of our work.  Our pledge is to cultivate, embrace, and celebrate the distinct experiences, viewpoints, and perspectives of our people, partners, and the communities we serve. Through this work, we dismantle systemic barriers, address inequities, and actively confront prejudices and biases. We acknowledge this journey is ongoing, and we remain steadfast in our efforts to create a positive impact for our employees and communities alike. The King County Road Services Division designs, builds, operates, and maintains roads and bridges in unincorporated areas of King County. The Division is committed to ensuring the county's transportation system is safe and efficient for all uses and modes of travel.

To learn more about the Road Services Division, visit us at: 

About the Road Services Division - King County, Washington

Examples of duties

Applying equity, racial, and social justice principles is a daily responsibility and a foundational expectation for all King County employees. In this role, you will apply equity and social justice principles that exemplify shared values, behaviors, and practices to all aspects of the work.

ELECTRICAL CONSTRUCTION (Outside Signal Tech):

• Repair and maintain wood and steel poles, energized overhead and underground cable, conduit and wiring system. 
• Replace lamps, clean and adjust optical components of signal displays and inspect traffic signal hardware, wiring and cabling. 
• Install wood poles, span wires, cables and conductors and electrical service equipment. 
• Install underground conduit and junction boxes. 
• Install structural concrete foundations for steel signal and lighting standards, signal controllers and electrical service interconnect cabinets.
• Work from heights.
• Safely operate vehicles and equipment. 
• Provide traffic control measures.
• Other duties as assigned.

Qualifications

• Experience installing, maintaining, repairing, and inspecting traffic signal and street light systems.  
• Skill in working with wood and steel poles, energized overhead and underground cables, conduit, and wiring systems.
• Ability to locate and identify underground utilities safely.
• Proficiency in performing preventive maintenance on traffic signals and flashers, and in maintaining accurate service and repair records. 
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