How much does an OSP Engineer make in Illinois?
As of April 01, 2026, the average salary for an OSP Engineer in Illinois is $70,455 per year, which breaks down to an hourly rate of $34.
However, an OSP Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $75,577
- Majority Range (25th-75th percentile): $62,434 to $73,136
- Entry-Level (10th percentile): $55,132