As of July 01, 2026, the average salary for a On-site Support Engineer III in the United States is $105,890 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, education, 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 | $73,646 |
| Intermediate Field Service Engineer | 2-4 years | $90,405 |
| On-site Support Engineer III | 4-7 years | $105,845 |
| Field Service Engineer, Specialist | 7+ years | $125,176 |
| Field Service Engineer, Master | 7-10 years | $145,385 |
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:
Demanded Skills for the Role:
| Skills | Demand Percentage |
|---|---|
| Customer Service | 8.69% |
| Repairing | 1.98% |
| Technical Services | 1.31% |
| Skill | Salary | Salary % Increase |
|---|---|---|
|
Project Management
|
$112,243 |
6%
|
|
Decision Making
|
$111,185 |
5%
|
|
Collaboration
|
$111,185 |
5%
|
|
Analysis
|
$111,185 |
5%
|
|
Support Services
|
$110,126 |
4%
|
|
Scheduling
|
$110,126 |
4%
|
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 $118,437. While startup companies pay approximate $100,162.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $100,162 |
| Growth Stage | 51~500 | $105,937 |
| Established | 501~5000 | $114,374 |
| Enterprise | 5000+ | $118,437 |
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 | $132,362 | $64.0 | 25% |
| Business Services | $127,068 | $61.0 | 20% |
| Pharmaceuticals | $124,950 | $60.0 | 18% |
| Chemicals | $121,773 | $59.0 | 15% |
| Internet | $118,597 | $57.0 | 12% |
Your level of education can impact your salary potential. While many On-site Support Engineer IIIs enter the field with a Bachelor's Degree degree, higher education can lead to more specialized and higher-paying roles.
According to our 100% employer-reported salary data, the median salary for a On-site Support Engineer III with a Bachelor's Degree is between $98,762 and $104,112).
On-site Support Engineer III Salaries by Degree Level
| Degree Level | % of user with this level of education |
|---|---|
| No Diploma | 0.7% |
| High School | 21.2% |
| Associates | 28.1% |
| Bachelors | 43.8% |
| Masters | 4.2% |
| Doctorate | 1.7% |
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 July 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 | $125,190 | 18% |
| Energy Systems Rental Customer Service Manager | $106,800 | 1% |
| Field Operations Coordinator | $113,000 | 7% |
Salaries for a On-site Support Engineer III can change over time, reflecting shifts in market demand and the overall economy. The median salary decreased from $85,539 in 2023 to around $84,718 in 2025, reflecting changes in demand, location, experience, and the wider economy. For a detailed analysis of On-site Support Engineer III salary trends, .
| Year | Average Annual Salary |
|---|---|
| 2022 |
View More
|
| 2023 | $85,539 |
| 2024 | $85,186 |
| 2025 | $84,718 |
| 2026 |
View More
|
| 2027 |
View More
|
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The Biotechnology industry offers the highest average compensation for On-site Support Engineer III roles, with salaries approximately 25% above the market median.
As of now, the salary for an On-site Support Engineer in the United States ranges from $94,290 to $114,290 annually, with a median salary of $103,890. This translates to approximately $45.29 to $54.92 per hour, or about $1,774 to $2,190 per week.
On-site Support Engineers earn a national average salary ranging from $94,290 to $114,290, with a mid-salary of $103,890. In comparison, Site Reliability Engineers earn about $137,033, while DevOps Engineers average $119,427. Therefore, SREs and DevOps engineers generally earn more than On-site Support Engineers.
The estimated total pay for an On-site Support Engineer in the US ranges from $94,290 to $114,290 per year, with a mid-salary of $103,890. These figures reflect the salary range based on industry data and provide a comprehensive view of potential earnings in this role.
Site reliability engineers (SREs) are well-compensated, with salaries ranging from $94,290 to $114,290. The average salary is around $103,890, reflecting the demand for skilled professionals in this field. Earnings can increase with experience, advanced education, and positions in larger companies, making it a lucrative career choice.
The estimated total pay for a Site Reliability Engineer III varies significantly. Based on salary data for an On-site Support Engineer, the minimum salary is $94,290, the mid-range salary is $103,890, and the maximum salary reaches $114,290 per year. This indicates a potential range for similar roles, though actual compensation may differ based on experience and location.
As of now, the salary for an On-site Support Engineer in the US ranges from $94,290 to $114,290 annually, with a mid-point salary of $103,890. This translates to approximately $45.29 to $54.92 per hour, or $1,810 to $2,357 per week.
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