How much does a Mechanical Systems Engineer make in Washington?
As of April 01, 2026, the average salary for a Mechanical Systems Engineer in Washington is $79,199 per year, which breaks down to an hourly rate of $38.
However, a Mechanical Systems Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $91,423
- Majority Range (25th-75th percentile): $73,212 to $85,598
- Entry-Level (10th percentile): $67,760