Salary guide, May 2025
Senior Reliability Engineer pay in Chicago-Naperville-Elgin, IL-IN
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The median annual wage for First-Line Supervisors of Mechanics, Installers, and Repairers in Chicago-Naperville-Elgin, IL-IN was $85,420 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $71,260 and $107,460.
The Chicago-Naperville-Elgin, IL-IN median is $5,560 above the national median of $79,860, both from BLS May 2025.
Broader occupation · SOC 49-1011 First-Line Supervisors of Mechanics, Installers, and Repairers
Senior Reliability Engineer is shown within the broader published occupation. BLS does not separate this plant-specific title, seniority, shift, process or credential. Compare the duties with the SOC definition before using the range.
What should you know about chicago-Naperville-Elgin, IL-IN?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $56,850 | $71,260 | $85,420 | $107,460 | $133,970 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $27.33 | $34.26 | $41.07 | $51.66 | $64.41 |
BLS estimated 11,630 workers employed in this occupation in Chicago-Naperville-Elgin, IL-IN. Location quotient: 0.65.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $49,600 | $62,690 | $79,860 | $101,360 | $126,790 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $23.85 | $30.14 | $38.39 | $48.73 | $60.96 |
What should you know about role pay against all occupations here?
The published Senior Reliability Engineer median is $85,420. The all-occupations median in Chicago-Naperville-Elgin, IL-IN is $54,720. Ratio: 1.56 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 0.65 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $69,560 | $89,540 | $112,890 |
| May 2025 | $71,260 | $85,420 | $107,460 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-1011 First-Line Supervisors of Mechanics, Installers, and Repairers, Chicago-Naperville-Elgin, IL-IN. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-1011 First-Line Supervisors of Mechanics, Installers, and Repairers, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Kankakee, IL | $69,420 | $57,660 to $90,280 |
| Niles, MI | $78,220 | $62,030 to $107,050 |
National page · Senior Reliability Engineer ranked across metros