Senior Physicists salary in Illinois
Roles that require seasoned judgement and the ability to lead projects without supervision. Typically five to ten years of experience and a track record of complete ownership.
Senior Physicists in Illinois: actual employer-disclosed pay
Public records from 10 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $103,685. Every figure below is an actual offered salary an employer attested to under federal law.
By DOL wage level
DOL classifies every offer into one of four wage levels based on the role's experience and skill requirements.
| Level | Filings | Median offer |
|---|---|---|
| Level III — experienced | 10 | $103,685 |
Top employers filing for this role
Companies with the most certified filings for Senior Physicists in Illinois. Median offer is across all of that employer's filings.
| Employer | Most-filed title | Filings | Median |
|---|---|---|---|
| Fermi Forward Discovery Group, LLC | Engineering Physicist III | 4 | $97,448 |
| UChicago Argonne, LLC | Physicist | 2 | $115,770 |
| University of Chicago Medical Center | Physicist I | 2 | $204,764 |
| UChicago Argonne LLC | Systems Specialist | 1 | $97,448 |
| Global Physics Solutions, Inc. | Diagnostic Medical Physicist | 1 | $225,000 |
Recent sample filings
A snapshot of recent certified offers. Each line is a real, public, verifiable record.
- Physicist at UChicago Argonne, LLC$121,618LemontWage Level IIIDecided Sep 29, 2025I-200-25265-325364
- Physicist I at University of Chicago Medical Center$204,764ChicagoWage Level IIIDecided Aug 18, 2025I-200-25223-233565
- Engineering Physicist III at Fermi Forward Discovery Group, LLC$97,448BataviaWage Level IIIDecided Jun 25, 2025I-200-25168-100096
- Systems Specialist at UChicago Argonne LLC$97,448LemontWage Level IIIDecided Jan 29, 2025I-200-25022-633953
- Diagnostic Medical Physicist at Global Physics Solutions, Inc.$225,000GlenwoodWage Level IIIDecided Nov 29, 2024I-200-24326-491536
- Physicist I at University of Chicago Medical Center$204,764ChicagoWage Level IIIDecided Aug 11, 2025I-200-25216-220312
- Engineering Physicist III at Fermi Forward Discovery Group, LLC$97,448BataviaWage Level IIIDecided Jun 25, 2025I-200-25168-100116
- Computational Scientist at UChicago Argonne, LLC$109,922LemontWage Level IIIDecided Apr 30, 2025I-200-25113-897657
Source: U.S. Department of Labor, Office of Foreign Labor Certification. Disclosed wages reflect what employers attested to pay; actual paid wages may differ. Only certified filings are shown — denied and withdrawn cases are excluded.