As of August 01, 2026, the average salary for a On-site Support Engineer III in New Hampshire is $107,090 per year, which breaks down to an hourly rate of $51.
However, a On-site Support Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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A On-site Support 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 On-site Support 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 |
|---|---|---|
| Entry Field Service Engineer | 0-2 years | $74,464 |
| Intermediate Field Service Engineer | 2-4 years | $91,416 |
| On-site Support Engineer III | 4-7 years | $107,028 |
| Field Service Engineer, Specialist | 7+ years | $126,562 |
| Field Service Engineer, Master | 7-10 years | $146,978 |
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 On-site Support Engineer IIIs. For example, consider the average annual salaries in these key locations:
On-site Support Engineer III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $119,881. While startup companies pay approximate $101,417.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $101,417 |
| Growth Stage | 51~500 | $107,260 |
| Established | 501~5000 | $115,766 |
| Enterprise | 5000+ | $119,881 |
For On-site Support Engineer III roles, the industry you choose can affect earning potential by as much as 55% (the gap between the highest and lowest paying industries). Data shows that the Biotechnology and Business Services sectors offer the strongest compensation, at 25% above the average. In contrast, On-site Support Engineer positions in Insurance or Hospitality & Leisure typically offer lower base pay, as these industries often view On-site Support Engineer III as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Biotechnology | $133,862 | $64.0 | 25% |
| Business Services | $128,508 | $62.0 | 20% |
| Pharmaceuticals | $126,366 | $61.0 | 18% |
| Chemicals | $123,153 | $59.0 | 15% |
| Internet | $119,941 | $58.0 | 12% |
Understanding how a On-site Support 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 August 01, 2026Promotions are the fastest way to increase your earnings. As a On-site Support 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 |
|---|---|---|
| Field Service Engineer, Specialist | $126,590 | 18% |
| Energy Systems Rental Customer Service Manager | $108,000 | 1% |
| Field Operations Coordinator | $114,300 | 7% |
Ready to take the next step in your career? Browse thousands of current On-site Support Engineer III job openings on our job board. Use the search bar below to find your perfect match.
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