How much does a Process Engineer II make in Washington?
As of May 01, 2026, the average salary for a Process Engineer II in Washington is $107,621 per year, which breaks down to an hourly rate of $52.
However, a Process Engineer II's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $122,965
- Majority Range (25th-75th percentile): $99,983 to $115,653
- Entry-Level (10th percentile): $93,029