How much does a Facilities Design Engineer IV make in Washington?
As of July 01, 2026, the average salary for a Facilities Design Engineer IV in Washington is $150,206 per year, which breaks down to an hourly rate of $72.
However, a Facilities Design Engineer IV's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $172,419
- Majority Range (25th-75th percentile): $137,045 to $161,833
- Entry-Level (10th percentile): $125,062