As of June 01, 2026, the average salary for an Environmental Engineer II in Illinois is $90,110 per year, which breaks down to an hourly rate of $43.
However, an Environmental Engineer II's salary can vary significantly. Here’s a look at the typical salary range:
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Environmental Engineer II Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $97,003 | $8,084 | $1,865 | $47 |
| Average | $90,110 | $7,509 | $1,733 | $43 |
| 25th Percentile | $81,622 | $6,802 | $1,570 | $39 |
FPC of Savannah - Princeton, IL
Culligan International - Libertyville, IL
PCI Pharma Services - Rockford, IL
Marriott International - Chicago, IL
An Environmental Engineer II'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 an Environmental Engineer II'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:
| Job Role | Years of Experience | Average Salary |
|---|---|---|
| Environmental Engineer I | 0-2 years | $77,117 |
| Environmental Engineer II | 2-4 years | $90,110 |
| Environmental Engineer III | 4-7 years | $106,300 |
| Environmental Engineer IV | 7+ years | $129,997 |
| Environmental Engineer V | 7-10 years | $158,735 |
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 Environmental Engineer IIs. 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:
Environmental Engineer II salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $100,788. While startup companies pay approximate $85,236.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $85,236 |
| Growth Stage | 51~500 | $90,151 |
| Established | 501~5000 | $97,330 |
| Enterprise | 5000+ | $100,788 |
Understanding how an Environmental Engineer II'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 | $97,003 | $8,084 | $1,865 | $47 |
| Average | $90,110 | $7,509 | $1,733 | $43 |
| 25th Percentile | $81,622 | $6,802 | $1,570 | $39 |
For an Environmental Engineer II, the most direct path to higher earnings is advancing to the Environmental Engineer III role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $106,300 - a projected growth of 18% over your current level.
Ready to take the next step in your career? Browse thousands of current Environmental Engineer II job openings on our job board. Use the search bar below to find your perfect match.
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