How much does a Radio Frequency Engineer III make in Illinois?
As of May 01, 2026, the average salary for a Radio Frequency Engineer III in Illinois is $123,090 per year, which breaks down to an hourly rate of $59.
However, a Radio Frequency Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $141,398
- Majority Range (25th-75th percentile): $114,870 to $132,673
- Entry-Level (10th percentile): $107,386