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 $140,762,
51% above the national average Process/maintenance Engineer salary of $93,065.
This pay is 22% greater than the combined average salaries of other metroes San Jose, CA, Memphis, TN, and Charlottesville, VA.
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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