About the Department of Transportation
Keeping King County moving
Our mission is to improve the quality of life for people in King County by providing mobility in a way that protects the environment, helps manage growth, and reduces traffic congestion.
Department mailing address and fax number
King County Department of Transportation
201 S. Jackson Street
Seattle, WA 98104-3856
Department Director’s Office:
Metro Customer Service:
24/7 Road Helpline:
206-477-8100 | 800-527-6237
King County International Airport/Boeing Field:
Send email | 206-477-3839
Comments or questions?
King County Email form
King County Information:
206-296-0100 for local calls
800-325-6165 Washington state
800-624-0875 outside Washington state
Our administrative offices are in the King Street Center at 201 S Jackson Street, at the corner of Second Avenue S and S Jackson Street in Seattle’s Pioneer Square district.
The Department of Transportation is made up of five divisions and the Director’s Office. Some 5,000 employees provide a wide variety of services for people who travel in King County. The department also works in partnership with many cities in the county as well as with subregional, regional, and state groups to integrate and improve transportation services.
The Director’s Office provides overall leadership, coordination, and support for the transportation department’s airport, road, transit, marine, and vehicle fleet services. The office:
Leads the department’s work on initiatives addressing major issues, including regional transportation planning, emergency preparedness, and climate change.
Prepares for emergencies by developing and practicing plans to keep people moving and safe in the event of severe storms, earthquakes, or other crises.
Plans transportation improvements that emphasize the following:
- Improving the efficient mobility of people and goods
- Keeping travelers safe on county-owned roads and bridges
- Reducing greenhouse-gas emissions and other environmental impacts from transportation
- Promoting the development of vibrant, healthy communities with access to a range of transportation choices.
Communicates with the public about projects, policies, and services.
Measures and reports on the department’s performance to ensure accountability to the public.
Ensures cost-effective delivery of services and accountability to the public by overseeing the department’s budget planning and performance. The Director’s Office stretches public dollars by securing grants for transportation projects.
The King County Department of Transportation has a large, diversified workforce with a wide range of skills. Our employees dedicate themselves to providing high-quality public service.
Working for us
King County is an Equal Opportunity/Affirmative Recruiting Employer and complies with the Americans with Disabilities Act (ADA).
Applicants for positions defined as safety sensitive must undergo drug testing before they are hired. After they start work, they will be subject to random, post-accident, reasonable-suspicion, return-to-duty, and followup testing.
Many positions in the Department of Transportation require union membership.
How to apply
All applications should be submitted as specified in the job announcement, except where otherwise stated in the job application. Do not send job applications to the King County Office of Human Resources Management. This may result in your application not being considered. Please read the job application carefully.
Current job openings
For bus driving jobs with Metro Transit, please go to Drive for Metro.
All other current job openings in the Department of Transportation are posted on Mondays and Wednesdays by the Human Resources Division on the King County jobs website.