Research & Development Engineer II Salary in Seattle, WA.
Updated on: Jan 14, 2026
How much does a Research & Development Engineer II make in Seattle, WA?
The average Research & Development Engineer II in Seattle, WA makes $157,112,
51% above the national average Research & Development Engineer II salary of $103,875.
This pay is 22% greater than the combined average salaries of other metroes San Jose, CA, Phoenix, AZ, and Tulsa, OK.
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Research & Development Engineer II Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals