Senior Environmental Engineers 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 Environmental Engineers in Illinois: actual employer-disclosed pay
Public records from 8 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $109,922. 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 | 8 | $109,922 |
Top employers filing for this role
Companies with the most certified filings for Senior Environmental Engineers in Illinois. Median offer is across all of that employer's filings.
| Employer | Most-filed title | Filings | Median |
|---|---|---|---|
| UChicago Argonne, LLC | Energy Systems Analyst | 3 | $109,922 |
| Environmental Resources Management, Inc. | Principal Consultant, Air Quality | 1 | $134,940 |
| Geosyntec Consultants, Inc. | Professional | 1 | $107,099 |
| UChicago Argonne LLC | Energy Systems Analyst | 1 | $92,768 |
| University of Chicago | Research Assistant Professor | 1 | $115,000 |
| Archer Daniels Midland Company | Senior Air Quality Management Engineer | 1 | $140,000 |
Recent sample filings
A snapshot of recent certified offers. Each line is a real, public, verifiable record.
- Energy Systems Analyst at UChicago Argonne, LLC$94,827LemontWage Level IIIDecided Sep 9, 2025I-200-25245-280272
- Principal Consultant, Air Quality at Environmental Resources Management, Inc.$134,940Rolling MeadowsWage Level IIIDecided Aug 14, 2025I-200-25219-228061
- Professional at Geosyntec Consultants, Inc.$107,099ChicagoWage Level IIIDecided Jun 27, 2025I-200-25171-117151
- Energy Systems Analyst at UChicago Argonne LLC$92,768LemontWage Level IIIDecided Mar 4, 2025I-200-25056-723459
- Research Assistant Professor at University of Chicago$115,000ChicagoWage Level IIIDecided Feb 4, 2025I-200-25028-647511
- Senior Air Quality Management Engineer at Archer Daniels Midland Company$140,000DecaturWage Level IIIDecided Oct 1, 2024I-200-24268-360278
- Energy Systems Analyst at UChicago Argonne, LLC$109,922LemontWage Level IIIDecided Jul 3, 2025I-200-25177-131126
- Energy Systems Analyst at UChicago Argonne, LLC$109,922LemontWage Level IIIDecided Apr 24, 2025I-200-25107-876182
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.