As of January 01, 2026, the average salary for a Data Engineer I in Illinois is $79,262 per year, which breaks down to an hourly rate of $38.
However, a Data Engineer I's salary can vary significantly. Here’s a look at the typical salary range:
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Data Engineer I Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $83,524 | $6,960 | $1,606 | $40 |
| Average | $79,262 | $6,605 | $1,524 | $38 |
| 25th Percentile | $74,829 | $6,236 | $1,439 | $36 |
Red River Technology LLC - O Fallon, IL
Contact Government Services, LLC - Chicago, IL
By Light Professional IT Services - Scott AFB, IL
Peraton - Scott AFB, IL
A Data Engineer I'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 Data Engineer I'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 |
|---|---|
| Entry Level Data Engineer I | $78,931 |
| Intermediate Level Data Engineer I | $79,389 |
| Senior Level Data Engineer I | $80,343 |
| Specialist Level Data Engineer I | $80,534 |
| Expert Level Data Engineer I | $80,661 |
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 Data Engineer Is. 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 Data Engineer I'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 | $83,524 | $6,960 | $1,606 | $40 |
| Average | $79,262 | $6,605 | $1,524 | $38 |
| 25th Percentile | $74,829 | $6,236 | $1,439 | $36 |
For a Data Engineer I, the most direct path to higher earnings is advancing to the Data Engineer II role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $91,201 - a projected growth of 15% over your current level.
Ready to take the next step in your career? Browse thousands of current Data Engineer I job openings on our job board. Use the search bar below to find your perfect match.
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