The median annual wage for Stationary Engineers and Boiler Operators in Seattle-Tacoma-Bellevue, WA is $103,540 (May 2024 BLS OES). The mean (average) is $103,700.
Pay spans roughly $73,770 at the 10th percentile to $127,480 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $49.78 per hour. An estimated 290 people work as stationary engineers and boiler operators in Seattle-Tacoma-Bellevue, WA.
| Median (annual) | $103,540 |
| Mean (annual) | $103,700 |
| Median (hourly) | $49.78 |
| 10th percentile | $73,770 |
| 90th percentile | $127,480 |
| Employment | 290 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.