As of April 01, 2025, the average annual salary for a On-site Support Technician III in Illinois is $70,790. Salary.com reports that pay typically ranges from $64,190 to $74,790, with most professionals earning between $58,181 and $78,432.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $73,287 | $6,107 | $1,409 | $35 |
| Average | $69,377 | $5,781 | $1,334 | $33 |
| 25th Percentile | $62,954 | $5,246 | $1,211 | $30 |
An entry-level On-site Support Technician III with under 1 year experience makes about $67,808. With less than 2 years of experience, a mid-level On-site Support Technician III makes around $68,295. After 2-4 years, the On-site Support Technician III pay rises to about $69,269. Those senior On-site Support Technician III with 5-8 years of experience earn roughly $70,729, and those On-site Support Technician III having 8 years or more experience are expected to earn about $72,213 on average.
| Levels | Salary |
|---|---|
| Entry Level On-site Support Technician III | $67,808 |
| Intermediate Level On-site Support Technician III | $68,295 |
| Senior Level On-site Support Technician III | $69,269 |
| Specialist Level On-site Support Technician III | $70,729 |
| Expert Level On-site Support Technician III | $72,213 |
| Entry Level | 2% |
| Mid Level | 2% |
| Senior Level | 0% |
| Top Level | 2% |
| Experienced | 4% |
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