How much does a Senior Process Development Engineer make in Illinois?
As of January 01, 2026, the average salary for a Senior Process Development Engineer in Illinois is $103,186 per year, which breaks down to an hourly rate of $50.
However, a Senior Process Development Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $118,057
- Majority Range (25th-75th percentile): $95,978 to $110,970
- Entry-Level (10th percentile): $89,416