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As of September 01, 2026, the average salary for a Principal Structural Engineer in Missouri is $118,771 per year, which breaks down to an hourly rate of $57.
However, a Principal Structural Engineer's salary can vary significantly. Here’s a look at the typical salary range:
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Principal Structural Engineer Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $128,418 | $10,702 | $2,470 | $62 |
| Average | $118,771 | $9,898 | $2,284 | $57 |
| 25th Percentile | $110,749 | $9,229 | $2,130 | $53 |
CDG-EAP - Saint Louis, MO
Harrison Consulting Solutions - Kansas City, MO
McClure Engineering Co - Kansas City, MO
Vestal Corporation - Saint Louis, MO
A Principal Structural Engineer'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.
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 Principal Structural Engineers. 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:
For Principal Structural Engineer roles, the industry you choose can affect earning potential by as much as 90% (the gap between the highest and lowest paying industries). Data shows that the Energy & Utilities and Business Services sectors offer the strongest compensation, at 50% above the average. In contrast, Principal Structural Engineer positions in MFG Durable or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view Principal Structural Engineer as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Energy & Utilities | $178,157 | $86.0 | 50% |
| Business Services | $142,525 | $69.0 | 20% |
Understanding how a Principal Structural Engineer'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 | $128,418 | $10,702 | $2,470 | $62 |
| Average | $118,771 | $9,898 | $2,284 | $57 |
| 25th Percentile | $110,749 | $9,229 | $2,130 | $53 |
Ready to take the next step in your career? Browse thousands of current Principal Structural Engineer job openings on our job board. Use the search bar below to find your perfect match.
Frontenac Engineering Group Inc
Saint Louis, MO
Frontenac Engineering Group Inc | Saint Louis, MO
Job Description. Job Description. Benefits. 401(k) matching. Company parties. Competitive salary. Dental insurance. Flexible schedule. Free food & snacks. ... more
4 Days Ago
Liberty Personnel Services, Inc
Saint Louis, MO
Liberty Personnel Services, Inc | Saint Louis, MO
Job Description. Job Description. STRUCTURAL ENGINEER. Leading consulting engineer is seeking a talented Structural Engineer to join their growing team. Th... more
4 Days Ago
Veenstra & Kimm Inc
Kansas City, MO
Veenstra & Kimm Inc | Kansas City, MO
Job Description. Job Description. POSITION DESCRIPTION. We are currently seeking a full-time Structural Engineer to join our team. Our team works with priv... more
6 Days Ago
ZipRecruiter
Independence, MO
ZipRecruiter | Independence, MO
Job DescriptionJob Description We are representing a Pittsburgh based industrial, engineering construction firm that is looking for a Remote Structural Eng... more
2 Days Ago
Orbital Engineering, Inc.
Saint Louis, MO
Orbital Engineering, Inc. | Saint Louis, MO
Job Description. Job Description. Job Title. Structural Engineer – Asset Management. Location. Granite City, IL (St. Louis Metropolitan Area). FLSA Classif... more
3 Days Ago
Larson Engineering
Saint Louis, MO
Larson Engineering | Saint Louis, MO
Job Description. Job Description. Build your future on our foundation of excellence. Are you looking for the opportunity to have a rewarding career while s... more
2 Days Ago
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