Salary AI Book a Demo
upper level job

On-site Support Engineer III Salary in the United States

How much does a On-site Support Engineer III make in the United States?

As of September 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:

  • Top Earners (90th percentile): $130,726
  • Majority Range (25th-75th percentile): $96,790 to $118,890
  • Entry-Level (10th percentile): $88,505
Salary Factors Salary-Boosting Skills Salary by Experience Related Job Salaries Top Paying Cities Explore Related Jobs

Key Factors That Influence On-site Support Engineer III Salaries

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.

How Experience Level Affects On-site Support Engineer Salaries?

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:

  • Entry Field Service Engineer (0-2 years): $73,670
  • Intermediate Field Service Engineer (2-4 years): $90,449
  • On-site Support Engineer III (4-7 years): $105,896
  • Field Service Engineer, Specialist (7+ years): $125,208
  • Field Service Engineer, Master (7-10 years): $145,390
Job Role Years of Experience Average Salary
Entry Field Service Engineer0-2 years$73,670
Intermediate Field Service Engineer2-4 years$90,449
On-site Support Engineer III4-7 years$105,896
Field Service Engineer, Specialist7+ years$125,208
Field Service Engineer, Master7-10 years$145,390
View as Graph

How Do On-site Support Engineer III Salaries Vary from State to State?

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:
  • District of Columbia: $117,290.
  • California: $116,890.
  • Massachusetts: $115,290.

Top Paying Cities for On-site Support Engineer IIIs

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • San Jose: $133,590
  • San Francisco: $132,190
  • Oakland: $129,390

What Skills Can Increase a On-site Support Engineer III's Salary?

Demanded Skills for the Role:

  • Customer Service (Mentioned in 8.69% Job Postings): Customer service is the provision of service to customers before, during and after a purchase. The perception of success of such interactions is dependent on employees "who can adjust themselves to the personality of the guest". Customer service concerns the priority an organization assigns to customer service relative to components such as product innovation and pricing. In this sense, an organization that values good customer service may spend more money in training employees than the average organization or may proactively interview customers for feedback. From the point of view of an overall sales process engineering effort, customer service plays an important role in an organization's ability to generate income and revenue. From that perspective, customer service should be included as part of an overall approach to systematic improvement. One good customer service experience can change the entire perception a customer holds towards the organization.
  • Repairing (Mentioned in 1.98% Job Postings): To put something that is damaged, broken, or not working correctly, back into good condition or make it work again.
  • Technical Services (Mentioned in 1.31% Job Postings): Technical services are services that an IT organization provides to support business services or IT operations. Employee provisioning, backup and recovery, storage, and self-service help desk are examples of technical services
Skills Demand Percentage
Customer Service 8.69%
Repairing 1.98%
Technical Services 1.31%
See More Skills

What skills can make your compensation higher?

Mastering certain specialized skills can lead to a significant increase in pay. Here are examples of skills and the potential impact they can have on a On-site Support Engineer III's salary.

  • Project Management: Can increase your salary by up to 6%.
  • Decision Making: Can increase your salary by up to 5%.
  • Collaboration: Can increase your salary by up to 5%.
Skill Salary Salary % Increase
Project Management $112,243
6%
Decision Making $111,185
5%
Collaboration $111,185
5%
Get Latest Data

On-site Support Engineer III Salary by Company Size: Startups vs. Enterprise

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 $118,336. While startup companies pay approximate $100,101.

On-site Support Engineer III Salary by Company Size

Company Size Employees Average Salary
Startup 1~50 $100,101
Growth Stage 51~500 $105,866
Established 501~5000 $114,269
Enterprise 5000+ $118,336

On-site Support Engineer III Salary by Industry: Top Paying Sectors

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.

The top paying industries for a On-site Support Engineer III

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Biotechnology$132,362$64.025%
Business Services$127,068$61.020%
Pharmaceuticals$124,950$60.018%
Chemicals$121,773$59.015%
Internet$118,597$57.012%

How Education impacts a On-site Support Engineer III's Salary?

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

Typical Education for On-site Support Engineer III
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%
View as Graph

On-site Support Engineer III Salary: Hourly Rate, Weekly Pay, and Monthly Pay

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 September 01, 2026
$96,790
Average $105,890/year
$118,890
$8,066
Average $8,824/month
$9,908
$1,861
Average $2,036/week
$2,286
$47
Average $51/hour
$57
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $118,890 $9,908 $2,286 $57
Average $105,890 $8,824 $2,036 $51
25th Percentile $96,790 $8,066 $1,861 $47

On-site Support Engineer III Salary Growth & Career Path

On-site Support Engineer III

Next Role

Advancement

Promotions 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 $125,290 18%
Energy Systems Rental Customer Service Manager $106,800 1%
Field Operations Coordinator $113,100 7%

Most common benefits for On-site Support Engineer III

  • Social Security
  • 401 (k)
  • Disability
  • Healthcare
  • Pension
  • Time Off (days)

Common company salaries for On-site Support Engineer III

Here are companies hiring for On-site Support Engineer III and their salaries, click below for more details.

Find Your Next On-site Support Engineer III Job

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.

For Employees

Analyze the market and your qualifications to negotiate your salary with confidence.

Get a Salary Increase

Search thousands of open positions to find your next opportunity.

Search Job Openings

For Employers

Individualize employee pay based on unique job requirements and personal qualifications.

Adjust Employee Salary

Get the latest market price for benchmark jobs and jobs in your industry.

Price My Industry Jobs

FAQ about On-site Support Engineer III

1. What industry pays the highest salary for On-site Support Engineer III?

The Biotechnology industry offers the highest average compensation for On-site Support Engineer III roles, with salaries approximately 25% above the market median.

2. How much does a site engineer earn in USA?

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.

3. Who earns more, sre or DevOps?

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.

4. How much does a L1 support Engineer make in the US?

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.

5. Are site reliability engineers paid well?

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.

6. How much does a site reliability engineer III make?

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.

7. How much does a Level 2 engineer make in the US?

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.

Where Does Our Salary Data Come From?

Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.

We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)

With the most extensive online, real-time compensation data available, Salary.com helps you pinpoint your exact pay target.

Are you an HR manager or compensation specialist?

Salary.com's CompAnalyst platform offers:

  • Detailed skills and competency reports for specific positions
  • Job and employee pricing reports
  • Compensation data tools, salary structures, surveys and benchmarks.
Learn about CompAnalyst
lower level job