How much does a Computer Systems Engineering make in Illinois?
As of January 01, 2026, the average salary for a Computer Systems Engineering in Illinois is $84,380 per year, which breaks down to an hourly rate of $41.
However, a Computer Systems Engineering's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $100,603
- Majority Range (25th-75th percentile): $76,535 to $92,872
- Entry-Level (10th percentile): $69,391