As of April 01, 2026, the average salary for an Environmental Engineer III in District of Columbia is $115,462 per year, which breaks down to an hourly rate of $56.
However, an Environmental Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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An Environmental Engineer III'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 III'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 | $83,767 |
| Environmental Engineer II | 2-4 years | $97,883 |
| Environmental Engineer III | 4-7 years | $115,462 |
| Environmental Engineer IV | 7+ years | $141,201 |
| Environmental Engineer V | 7-10 years | $172,429 |
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 IIIs. For example, consider the average annual salaries in these key locations:
Understanding how an Environmental Engineer III'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.
Last Updated on April 01, 2026For an Environmental Engineer III, the most direct path to higher earnings is advancing to the Environmental Engineer IV role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $141,201 - a projected growth of 22% over your current level.
Ready to take the next step in your career? Browse thousands of current Environmental Engineer III job openings on our job board. Use the search bar below to find your perfect match.
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