Assistant Plant Operator Salary in Seattle, WA.
Updated on: Dec 31, 2025
How much does a Assistant Plant Operator make in Seattle, WA?
The average Assistant Plant Operator in Seattle, WA makes $88,910,
51% above the national average Assistant Plant Operator salary of $58,783.
This pay is 17% greater than the combined average salaries of other metroes San Jose, CA, Minneapolis, MN, and Virginia Beach, VA.
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Assistant Plant Operator Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals