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Civil/Construction/Structural Engineer III Salary in Illinois

How much does a Civil/Construction/Structural Engineer III make in Illinois?

As of August 01, 2026, the average salary for a Civil/Construction/Structural Engineer III in Illinois is $107,890 per year, which breaks down to an hourly rate of $52.

However, a Civil/Construction/Structural Engineer III's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $124,320
  • Majority Range (25th-75th percentile): $99,390 to $116,490
  • Entry-Level (10th percentile): $91,651
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View as table View as graph 25% $99,390 10% $91,651 90% $124,320 75% $116,490 $107,890 50%(Median) Didn’t find job title? Click

Civil/Construction/Structural Engineer III Salaries by Percentile

Annual
Salary		 Monthly
Pay		 Weekly
Pay		 Hourly
Wage
75th Percentile $116,490 $9,708 $2,240 $56
Average $107,890 $8,991 $2,075 $52
25th Percentile $99,390 $8,283 $1,911 $48
Check out Civil/Construction/Structural Engineer III Job Openings in Illinois
Construction Engineer III

Baxter and Woodman - Rockford, IL

Construction Engineer III

Bowman - Lisle, IL

Data Engineer III

Grainger Corporate Services LLC - Fort Sheridan, IL

Manufacturing Engineer III

Sterling Engineering Inc. - Buffalo Grove, IL

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Key Factors That Influence Civil/Construction/Structural Engineer III Salaries

A Civil/Construction/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.

How Experience Level Affects Civil/Construction/Structural Engineer Salaries?

Experience is a primary driver of a Civil/Construction/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:

  • Civil Infrastructure Engineer I (0-2 years): $75,584
  • Civil Infrastructure Engineer II (2-4 years): $92,026
  • Civil/Construction/Structural Engineer III (4-7 years): $107,864
  • Civil/Construction/Structural Engineer IV (7+ years): $126,340
  • Civil Infrastructure Engineer V (7-10 years): $150,893
Job Role Years of Experience Average Salary
Civil Infrastructure Engineer I0-2 years$75,584
Civil Infrastructure Engineer II2-4 years$92,026
Civil/Construction/Structural Engineer III4-7 years$107,864
Civil/Construction/Structural Engineer IV7+ years$126,340
Civil Infrastructure Engineer V7-10 years$150,893
$75,584 Civil Inf...
$92,026 Civil Inf...
$107,864 Civil/Con...
$126,340 Civil/Con...
$150,893 Civil Inf...
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Top Paying Cities for Civil/Construction/Structural 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:

  • Effingham: $99,490
  • Saint Peter: $99,290
  • Salem: $99,690

Civil/Construction/Structural Engineer III Salary by Company Size: Startups vs. Enterprise

Civil/Construction/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 $120,777. While startup companies pay approximate $102,174.

Civil/Construction/Structural Engineer III Salary by Company Size

Company Size Employees Average Salary
Startup1~50$102,174
Growth Stage51~500$108,061
Established501~5000$116,631
Enterprise5000+$120,777

Civil/Construction/Structural Engineer III Salary by Industry: Top Paying Sectors

For Civil/Construction/Structural Engineer III roles, the industry you choose can affect earning potential by as much as 45% (the gap between the highest and lowest paying industries). Data shows that the Software & Networking and Aerospace & Defense sectors offer the strongest compensation, at 25% above the average. In contrast, Civil/Construction/Structural Engineer positions in Hospitality & Leisure or Energy & Utilities typically offer lower base pay, as these industries often view Civil/Construction/Structural Engineer III as a support function rather than a direct revenue driver.

The top paying industries for a Civil/Construction/Structural Engineer III

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Software & Networking$134,862$65.025%
Aerospace & Defense$129,468$62.020%
Transportation$127,310$61.018%
Financial Services$124,073$60.015%
MFG Durable$120,837$58.012%

Civil/Construction/Structural Engineer III Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Civil/Construction/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.

  • Yearly
  • Monthly
  • Weekly
  • Hourly
  • Table View
Last Updated on August 01, 2026
$99,390
Average $107,890/year
$116,490
$8,283
Average $8,991/month
$9,708
$1,911
Average $2,075/week
$2,240
$48
Average $52/hour
$56
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $116,490 $9,708 $2,240 $56
Average $107,890 $8,991 $2,075 $52
25th Percentile $99,390 $8,283 $1,911 $48

Civil/Construction/Structural Engineer III Salary Growth & Career Path

Civil/Construction/Structural Engineer III
Civil/Construction/Structural Engineer IV
Specialist Structural Engineer
Engineer, Specialist - Transportation
Civil Infrastructure Engineer V

Promotions are the fastest way to increase your earnings. As a Civil/Construction/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.

Civil/Construction/Structural Engineer III Salary Growth and Career Path
Next Step Role Estimate Salary Projected Raise
Civil/Construction/Structural Engineer IV $126,350 17%
Specialist Structural Engineer $126,400 17%
Engineer, Specialist - Transportation $125,400 16%

Find Your Next Civil/Construction/Structural Engineer III Job

Ready to take the next step in your career? Browse thousands of current Civil/Construction/Structural Engineer III job openings on our job board. Use the search bar below to find your perfect match.

United States

  • Wabtec

    Buffalo Grove, IL

    Manufacturing Engineer III

    Wabtec | Buffalo Grove, IL

    Job Description. Job Description. Job Description. Who will you be working with. You'll be joining Wabtec Bus Solutions, a team driving innovation in Trans... more

    2 Days Ago

  • System One

    Downers Grove, IL

    Structural Engineer III

    System One | Downers Grove, IL

    Job Description. Job Description. Job Title. Structural Engineer III. Location. Downers Grove, IL. Type. Contract. Compensation. $50.00 or (DOE). Contracto... more

    2 Days Ago

  • Rogers Freels & Associates Inc

    Pontiac, IL

    Manufacturing Engineer III

    Rogers Freels & Associates Inc | Pontiac, IL

    Job Description. Job Description. RFA Engineering. (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engi... more

    3 Days Ago

  • Rogers Freels & Associates Inc

    Chillicothe, IL

    Systems Engineer III

    Rogers Freels & Associates Inc | Chillicothe, IL

    Job Description. Job Description. RFA Engineering. (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engi... more

    3 Days Ago

  • HNTB Corporation

    Chicago, IL

    Software Engineer III

    HNTB Corporation | Chicago, IL

    What We're Looking For At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a cent... more

    3 Days Ago

  • Sonaca

    Saint Charles, IL

    ECS Engineer III

    Sonaca | Saint Charles, IL

    WHO ARE WESonaca North America is driven by a passion for innovation and a commitment to excellence.As a leading provider of aerospace and defense solution... more

    4 Days Ago

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