Senior Data Scientist salary in Illinois
A real-employer view of Senior Data Scientist pay, clustered from DOL OFLC certified filings. Variants like Senior, Lead, and II/III titles fold into this cluster — the wage range below reflects all of them.
Senior Data Scientist in Illinois: actual employer-disclosed pay
Public records from 16 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $147,694. 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 II — qualified | 3 | $133,139 |
| Level III — experienced | 4 | $129,386 |
| Level IV — fully competent | 7 | $160,115 |
Top employers filing for this role
Companies with the most certified filings for Senior Data Scientist in Illinois. Median offer is across all of that employer's filings.
| Employer | Most-filed title | Filings | Median |
|---|---|---|---|
| Caremark LLC | Sr Data Scientist | 3 | $153,961 |
| Optum Services, Inc. | Senior Data Scientist | 2 | $136,486 |
| Aetna Resources LLC | Sr Data Scientist | 2 | $155,857 |
| Intel Corporation | Data Scientist | 1 | $110,320 |
| BIG CHALK ANALYTICS LLC | SENIOR DATA SCIENTIST | 1 | $130,000 |
| Meta Platforms, Inc | Data Scientist, Product Analytics | 1 | $194,914 |
| The Chamberlain Group LLC | Lead Data Scientist | 1 | $178,620 |
| ULSE, Inc. | Senior Data Scientist | 1 | $117,792 |
| Elevance Health, Inc. | Data Scientist | 1 | $133,139 |
| NORC | Data Scientist II | 1 | $115,000 |
Recent sample filings
A snapshot of recent certified offers. Each line is a real, public, verifiable record.
- Senior Data Scientist at Optum Services, Inc.$144,200ChicagoDecided Nov 25, 2025I-202-25322-417200
- Data Scientist at Intel Corporation$110,320ChicagoDecided Nov 14, 2025I-200-25307-358184
- Sr Data Scientist at Caremark LLC$169,243ChicagoWage Level IIDecided Aug 26, 2025I-200-25231-251367
- SENIOR DATA SCIENTIST at BIG CHALK ANALYTICS LLC$130,000EvanstonWage Level IIIDecided Aug 18, 2025I-200-25223-233275
- Sr Data Scientist at Aetna Resources LLC$160,115UrbanaWage Level IVDecided Jul 29, 2025I-200-25203-191600
- Data Scientist, Product Analytics at Meta Platforms, Inc$194,914NapervilleWage Level IVDecided Jul 10, 2025I-200-25183-146628
- Sr Data Scientist at Caremark LLC$151,188ChicagoWage Level IIIDecided Jun 13, 2025I-200-25157-062435
- Senior Data Scientist at Caremark LLC$153,961ChicagoWage Level IVDecided Jun 12, 2025I-200-25156-057947
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.