As of July 01, 2026, the average salary for a Structural Engineer III in South Carolina is $99,156 per year, which breaks down to an hourly rate of $48.
However, a Structural Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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A Structural 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 Structural 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 |
|---|---|---|
| Structural Engineer I | 0-2 years | $69,479 |
| Structural Engineer II | 2-4 years | $81,730 |
| Structural Engineer III | 4-7 years | $99,156 |
| Structural Engineer IV | 7+ years | $116,136 |
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 Structural Engineer IIIs. For example, consider the average annual salaries in these key locations:
Structural Engineer III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $107,793. While startup companies pay approximate $91,402.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $91,402 |
| Growth Stage | 51~500 | $96,604 |
| Established | 501~5000 | $104,165 |
| Enterprise | 5000+ | $107,793 |
For Structural Engineer III roles, the industry you choose can affect earning potential by as much as 85% (the gap between the highest and lowest paying industries). Data shows that the Energy & Utilities and Construction sectors offer the strongest compensation, at 40% above the average. In contrast, Structural Engineer positions in MFG Durable or Business Services typically offer lower base pay, as these industries often view Structural Engineer III as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Energy & Utilities | $138,819 | $67.0 | 40% |
| Construction | $123,945 | $60.0 | 25% |
Understanding how a Structural 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, 2026Promotions are the fastest way to increase your earnings. As a Structural Engineer III, you have the following paths for advancement. The table below compares the salary raises for common next-step roles. By comparing these figures, you can choose the career path that best meets your financial goals.
| Next Step Role | Estimate Salary | Projected Raise |
|---|---|---|
| Civil Engineer IV | $116,136 | 17% |
| Structural Engineer IV | $116,136 | 17% |
| Transportation Engineer IV | $115,262 | 16% |
Ready to take the next step in your career? Browse thousands of current Structural Engineer III job openings on our job board. Use the search bar below to find your perfect match.
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