How much does a Technical Support Engineer III make in Illinois?
As of March 01, 2026, the average salary for a Technical Support Engineer III in Illinois is $107,372 per year, which breaks down to an hourly rate of $52.
However, a Technical Support Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $128,306
- Majority Range (25th-75th percentile): $96,260 to $118,330
- Entry-Level (10th percentile): $86,142