Process Maintenance Engineer Salary in Seattle, WA.
Updated on: Nov 19, 2025
How much does a Process Maintenance Engineer make in Seattle, WA?
The average Process Maintenance Engineer in Seattle, WA makes $167,070,
51% above the national average Process Maintenance Engineer salary of $110,459.
This pay is 16% greater than the combined average salaries of other metroes San Jose, CA, Colorado Springs, CO, and Long Beach, CA.
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Process Maintenance Engineer Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals