As of March 01, 2025, the average annual salary for a Sr Mechanical Engineer in Illinois is $119,201. According to Salary.com, salaries can range from a low of $98,950 to a high of $141,171, with most professionals earning between $108,601 and $130,701.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $127,682 | $10,640 | $2,455 | $61 |
| Average | $116,464 | $9,705 | $2,240 | $56 |
| 25th Percentile | $106,108 | $8,842 | $2,041 | $51 |
An entry-level Sr Mechanical Engineer with under 1 year experience makes about $113,030. With less than 2 years of experience, a mid-level Sr Mechanical Engineer makes around $113,817. After 2-4 years, the Sr Mechanical Engineer pay rises to about $115,389. Those senior Sr Mechanical Engineer with 5-8 years of experience earn roughly $121,107, and those Sr Mechanical Engineer having 8 years or more experience are expected to earn about $124,131 on average.
| Levels | Salary |
|---|---|
| Entry Level Sr Mechanical Engineer | $113,030 |
| Intermediate Level Sr Mechanical Engineer | $113,817 |
| Senior Level Sr Mechanical Engineer | $115,389 |
| Specialist Level Sr Mechanical Engineer | $121,107 |
| Expert Level Sr Mechanical Engineer | $124,131 |
| Entry Level | 3% |
| Mid Level | 2% |
| Senior Level | 1% |
| Top Level | 4% |
| Experienced | 7% |
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Sr Mechanical Engineer salary varies from city to city. Compared with national average salary of Sr Mechanical Engineer, the highest Sr Mechanical Engineer salary is in San Francisco, CA, where the Sr Mechanical Engineer salary is 25.0% above. The lowest Sr Mechanical Engineer salary is in Miami, FL, where the Sr Mechanical Engineer salary is 3.5% lower than national average salary.
| City, State | Price | Compared to national average |
|---|---|---|
| San Francisco, CA | $145,601 |
25.0%
|
| Washington, DC | $129,701 |
11.3%
|
| Miami, FL | $112,401 |
|
| Chicago, IL | $122,201 |
4.9%
|
| Boston, MA | $130,601 |
12.1%
|
| New York, NY | $136,101 |
16.8%
|
