Plant Operations Engineer Salary in Portland, OR.
Updated on: Jan 21, 2026
How much does a Plant Operations Engineer make in Portland, OR?
The average Plant Operations Engineer in Portland, OR makes $151,176,
28% above the national average Plant Operations Engineer salary of $118,346.
This pay is 8% lower than the combined average salaries of other metroes San Jose, CA, Milwaukee, WI, and Las Vegas, NV.
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*Data is estimated and depends on the generous anonymous contributions of individuals