How much does a Materials Processing Engineer IV make in Illinois?
As of June 01, 2026, the average salary for a Materials Processing Engineer IV in Illinois is $135,397 per year, which breaks down to an hourly rate of $65.
However, a Materials Processing Engineer IV's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $149,419
- Majority Range (25th-75th percentile): $123,072 to $142,737
- Entry-Level (10th percentile): $111,852