Onsite Support Engineer Salary in Seattle, WA.
Updated on: Mar 18, 2026
How much does a Onsite Support Engineer make in Seattle, WA?
The average Onsite Support Engineer in Seattle, WA makes $81,359,
51% above the national average Onsite Support Engineer salary of $53,791.
This pay is 11% greater than the combined average salaries of other metroes San Jose, CA, Mesa, AZ, and Austin, TX.
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Onsite Support Engineer Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals