Process/ Project Engineer Salary in Seattle, WA.
Updated on: Nov 26, 2025
How much does a Process/ Project Engineer make in Seattle, WA?
The average Process/ Project Engineer in Seattle, WA makes $133,431,
51% above the national average Process/ Project Engineer salary of $88,218.
This pay is 18% greater than the combined average salaries of other metroes San Jose, CA, Portland, ME, and Mesa, AZ.
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Process/ Project Engineer Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals