How much does a Materials Processing Engineer III make in Illinois?
As of June 01, 2026, the average salary for a Materials Processing Engineer III in Illinois is $115,867 per year, which breaks down to an hourly rate of $56.
However, a Materials Processing Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $135,116
- Majority Range (25th-75th percentile): $107,621 to $125,943
- Entry-Level (10th percentile): $100,113