How much does a Mining Engineer IV make in Washington?
As of July 01, 2026, the average salary for a Mining Engineer IV in Washington is $140,040 per year, which breaks down to an hourly rate of $67.
However, a Mining Engineer IV's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $147,835
- Majority Range (25th-75th percentile): $127,290 to $144,120
- Entry-Level (10th percentile): $115,682