Mechanical Engineers, RD salary in IL
5 certified-data filings in IL · national median $68,500
$80,900
Min
$80,900
25th
$92,600
Median
$95,100
75th
$101,500
90th
The median in IL is +35% vs. the nationwide median for this role. See all states →
Same role, other states
Recent certified cases
| Case | Employer | City | Wage | Decision |
|---|---|---|---|---|
| G-100-24058-750087 | Fermi Research Alliance, LLC | Batavia | $95,100 | Nov 4, 2025 |
| G-100-23221-251946 | Fermi Research Alliance, LLC | Batavia | $92,600 | Feb 12, 2025 |
| G-100-23271-391543 | Fermi Research Alliance, LLC | Batavia | $82,700 | Dec 18, 2024 |
| A-22182-82723 | FERMI RESEARCH ALLIANCE, LLC | Batavia | $80,900 | Apr 28, 2023 |
| A-22193-87336 | FERMI RESEARCH ALLIANCE, LLC | Batavia | $101,500 | Apr 14, 2023 |
Annual-equivalent wages; outliers excluded. Source: U.S. DOL OFLC PERM disclosure data.