As of March 01, 2026, the average salary for a Test Development Engineer in Illinois is $112,444 per year, which breaks down to an hourly rate of $54.
However, a Test Development Engineer's salary can vary significantly. Here’s a look at the typical salary range:
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Test Development Engineer Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $121,306 | $10,109 | $2,333 | $58 |
| Average | $112,444 | $9,370 | $2,162 | $54 |
| 25th Percentile | $104,609 | $8,717 | $2,012 | $50 |
Pentangle Tech Services | P5 Group - Mossville, IL
Global Electronics Association - Deerfield, IL
Belcan - Mossville, IL
Knowles Corporation - Itasca, IL
A Test Development Engineer's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.
Experience is a primary driver of a Test Development Engineer's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:
| Levels | Salary |
|---|---|
| Test Engi... Level Test Development Engineer | $70,900 |
| Test Engi... Level Test Development Engineer | $79,758 |
| Test Deve... Level Test Development Engineer | $111,792 |
| Test Engi... Level Test Development Engineer | $134,913 |
| Test Engi... Level Test Development Engineer | $147,291 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Test Development Engineers. For example, consider the average annual salaries in these key locations:
Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:
Understanding how a Test Development Engineer's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $121,306 | $10,109 | $2,333 | $58 |
| Average | $112,444 | $9,370 | $2,162 | $54 |
| 25th Percentile | $104,609 | $8,717 | $2,012 | $50 |
Ready to take the next step in your career? Browse thousands of current Test Development Engineer job openings on our job board. Use the search bar below to find your perfect match.
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