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As of August 01, 2026, the average salary for a On-Site Construction Engineer III in Iowa is $95,100 per year, which breaks down to an hourly rate of $46.
However, a On-Site Construction Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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On-Site Construction Engineer III Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $104,700 | $8,725 | $2,013 | $50 |
| Average | $95,100 | $7,925 | $1,829 | $46 |
| 25th Percentile | $87,200 | $7,267 | $1,677 | $42 |
Mastercard - WELDON SPRING, MO
Mastercard - WELDON SPRING, MO
MasterCard - WELDON SPRING, MO
Mastercard - WELDON SPRING, MO
A On-Site Construction 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 Construction 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 |
|---|---|---|
| On-Site Construction Engineer I | 0-2 years | $71,006 |
| On-Site Construction Engineer II | 2-4 years | $82,529 |
| On-Site Construction Engineer III | 4-7 years | $95,062 |
| On-Site Construction Engineer IV | 7+ years | $119,707 |
| On-Site Construction Engineering Supervisor | 7+ years | $114,915 |
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 Construction Engineer IIIs. For example, consider the average annual salaries in these key locations:
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:
On-Site Construction Engineer III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $104,071. While startup companies pay approximate $88,139.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $88,139 |
| Growth Stage | 51~500 | $93,187 |
| Established | 501~5000 | $100,529 |
| Enterprise | 5000+ | $104,071 |
For On-Site Construction Engineer III roles, the industry you choose can affect earning potential by as much as 60% (the gap between the highest and lowest paying industries). Data shows that the Financial Services and Construction sectors offer the strongest compensation, at 30% above the average. In contrast, On-Site Construction Engineer positions in Transportation or Retail & Wholesale typically offer lower base pay, as these industries often view On-Site Construction Engineer III as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Financial Services | $123,630 | $59.0 | 30% |
| Construction | $118,875 | $57.0 | 25% |
| Energy & Utilities | $109,365 | $53.0 | 15% |
| Business Services | $102,708 | $49.0 | 8% |
| Healthcare | $96,051 | $46.0 | 1% |
Understanding how a On-Site Construction 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.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $104,700 | $8,725 | $2,013 | $50 |
| Average | $95,100 | $7,925 | $1,829 | $46 |
| 25th Percentile | $87,200 | $7,267 | $1,677 | $42 |
For a On-Site Construction Engineer III, the most direct path to higher earnings is advancing to the On-Site Construction Engineer IV role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $119,800 - a projected growth of 26% over your current level.
Ready to take the next step in your career? Browse thousands of current On-Site Construction Engineer III job openings on our job board. Use the search bar below to find your perfect match.
HARDESTY & HANOVER
NEW ORLEANS, LA
HARDESTY & HANOVER | NEW ORLEANS, LA
Position Title: Construction Engineer Location: New Orleans, Louisiana, United States Department: Construction Description: We are offering an exciting opp... more
6 Days Ago
Amazon
GARNER, NC
Amazon | GARNER, NC
Amazon is seeking a Site EHS Manager III to own environmental, health, and safety programs at a high-volume retail operations facility. In this hands-on le... more
3 Days Ago
Marriott
LAFAYETTE SQUARE, LA
Marriott | LAFAYETTE SQUARE, LA
Marriott International is seeking a seasoned Engineer III to join our Engineering & Maintenance team, supporting our expansive portfolio of over 8,000 prop... more
2 Days Ago
Marriott
ATLANTA, GA
Marriott | ATLANTA, GA
Marriott International is seeking a seasoned Engineer III to join our Engineering & Maintenance team, supporting our expansive portfolio of over 8,000 prop... more
2 Days Ago
Waste Management
EAST FARMS, WA
Waste Management | EAST FARMS, WA
Waste Management, Inc., a leader in environmental solutions, is seeking a highly skilled Engineer III to join our Engineering & Maintenance department. At ... more
8 Days Ago
Waste Management
PORTLAND, OR
Waste Management | PORTLAND, OR
Waste Management, Inc., a leader in environmental solutions, is seeking a highly skilled Engineer III to join our Engineering & Maintenance department. At ... more
16 Days Ago
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