As of May 01, 2026, the average salary for a Mechanical Engineer III in the United States is $108,345 per year, which breaks down to an hourly rate of $52.
However, a Mechanical Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
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A Mechanical 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 Mechanical 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 |
|---|---|---|
| Mechanical Engineer I | 0-2 years | $79,501 |
| Mechanical Engineer II | 2-4 years | $93,746 |
| Mechanical Engineer III | 4-7 years | $108,345 |
| Mechanical Engineer IV | 7+ years | $129,099 |
| Mechanical Engineer V | 7-10 years | $148,579 |
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 Mechanical Engineer IIIs. For example, consider the average annual salaries in these key locations:
Demanded Skills for the Role:
| Skills | Demand Percentage |
|---|---|
| Analysis | 9% |
| Design Engineering | 2.54% |
| AutoCAD | 1.84% |
| Skill | Salary | Salary % Increase |
|---|---|---|
|
Prototyping
|
$112,679 |
4%
|
|
Computer Vision
|
$112,679 |
4%
|
|
Salesforce
|
$111,595 |
3%
|
|
Algorithms
|
$111,595 |
3%
|
|
Artificial Intelligence
|
$111,595 |
3%
|
|
Machine Learning
|
$111,595 |
3%
|
Your level of education can impact your salary potential. While many Mechanical 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 Mechanical Engineer III with a Bachelor's Degree is between $110,889 and $116,664).
Mechanical Engineer III Salaries by Degree Level
| Degree Level | % of user with this level of education |
|---|---|
| No Diploma | 0.1% |
| High School | 0.4% |
| Associates | 1.6% |
| Bachelors | 48.7% |
| Masters | 38.9% |
| Doctorate | 10.3% |
Understanding how a Mechanical 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 May 01, 2026Promotions are the fastest way to increase your earnings. As a Mechanical 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 |
|---|---|---|
| Mechanical Product Engineer IV | $131,591 | 21% |
| Mechanical Engineer IV | $129,099 | 19% |
Salaries for a Mechanical Engineer III can change over time, reflecting shifts in market demand and the overall economy. The median salary decreased from $119,047 in 2023 to around $111,074 in 2025, reflecting changes in demand, location, experience, and the wider economy. For a detailed analysis of Mechanical Engineer III salary trends, .
| Year | Average Annual Salary |
|---|---|
| 2022 |
View More
|
| 2023 | $119,047 |
| 2024 | $114,095 |
| 2025 | $111,074 |
| 2026 |
View More
|
| 2027 |
View More
|
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A Mechanical Engineer III's earning potential can vary widely depending on several factors, including location, industry, experience, education, and the specific employer. According to the latest salary data by Salary.com, a Mechanical Engineer III earns the most in San Jose, CA, where the annual salary of a Mechanical Engineer III is $136,656.
The highest pay for Mechanical Engineer III is $123,718.
The lowest pay for Mechanical Engineer III is $94,166.
Designs, analyzes, and maintains mechanical components and systems to meet specified requirements and standards. Utilizes technical instruments to develop specifications for new parts, modifications, or prototypes. Identifies appropriate materials and processes to ensure the quality, performance, and manufacturability of products. Utilizes CAD software and other design and modeling tools to plan, develop, and improve mechanical parts or components and communicate conceptual designs and specifications to stakeholders. Conducts prototype testing to evaluate the performance, reliability, and safety of mechanical systems and collects and analyzes data for improvements. Analyzes and troubleshoots mechanical issues or failures to identify root causes and develop solutions. Requires a bachelor's degree in mechanical engineering. Typically reports to a manager. Work is generally independent and collaborative in nature. Contributes to moderately complex aspects of a project. Typically requires 4-7 years of related experience.
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.)
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