As of July 01, 2026, the average salary for a Corrosion Engineer III in New Hampshire is $138,519 per year, which breaks down to an hourly rate of $67.
However, a Corrosion Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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A Corrosion 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 a Corrosion 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 |
|---|---|---|
| Corrosion Engineer I | 2-4 years | $94,371 |
| Corrosion Engineer II | 4-7 years | $113,772 |
| Corrosion Engineer III | 7+ years | $138,519 |
| Corrosion Maintenance Supervisor | 7+ years | $133,802 |
| Corrosion Engineering Manager | 7+ years | $171,040 |
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 Corrosion Engineer IIIs. For example, consider the average annual salaries in these key locations:
Corrosion Engineer III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $161,198. While startup companies pay approximate $136,448.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $136,448 |
| Growth Stage | 51~500 | $144,269 |
| Established | 501~5000 | $155,715 |
| Enterprise | 5000+ | $161,198 |
Understanding how a Corrosion 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 July 01, 2026For a Corrosion Engineer III, the most direct path to higher earnings is advancing to the Corrosion Maintenance Supervisor role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $133,802 - a projected growth of -3% over your current level.
Ready to take the next step in your career? Browse thousands of current Corrosion Engineer III job openings on our job board. Use the search bar below to find your perfect match.
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