Process Commissioning Engineer Salary in Seattle, WA.
Updated on: Jan 28, 2026
How much does a Process Commissioning Engineer make in Seattle, WA?
The average Process Commissioning Engineer in Seattle, WA makes $162,493,
51% above the national average Process Commissioning Engineer salary of $107,433.
This pay is 24% greater than the combined average salaries of other metroes San Jose, CA, Kansas City, MO, and Las Vegas, NV.
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Process Commissioning Engineer Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals