Field Service Technician III Salary in Seattle, WA.
Updated on: Feb 18, 2026
How much does a Field Service Technician III make in Seattle, WA?
The average Field Service Technician III in Seattle, WA makes $108,217,
51% above the national average Field Service Technician III salary of $71,548.
This pay is 16% greater than the combined average salaries of other metroes San Jose, CA, Dallas, TX, and Phoenix, AZ.
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Field Service Technician III Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals