System Administrator salary in Illinois
A real-employer view of System Administrator 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.
System Administrator in Illinois: actual employer-disclosed pay
Public records from 11 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $82,659. 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 I — entry | 2 | $75,000 |
| Level II — qualified | 7 | $82,659 |
Top employers filing for this role
Companies with the most certified filings for System Administrator in Illinois. Median offer is across all of that employer's filings.
| Employer | Most-filed title | Filings | Median |
|---|---|---|---|
| Tata Consultancy Services Limited | System Administrator | 3 | $82,659 |
| TATA CONSULTANCY SERVICES LIMITED | System Administrator | 2 | $82,659 |
| SolveIT Services Inc | System Administrator | 2 | $83,762 |
| Divine IT Services LLC | SYSTEM ADMINISTRATOR | 1 | $87,000 |
| Innovim Technology Solutions Inc | System Administrator | 1 | $82,659 |
| EPCOT TECHNOLOGIES INC. | System Administrator | 1 | $75,000 |
| Secure Compliance Solutions LLC | System Administrator | 1 | $75,000 |
Recent sample filings
A snapshot of recent certified offers. Each line is a real, public, verifiable record.
- System Administrator at Tata Consultancy Services Limited$86,486SchaumburgDecided Dec 10, 2025I-200-25337-454557
- SYSTEM ADMINISTRATOR at Divine IT Services LLC$87,000Arlington HeightsDecided Dec 8, 2025I-200-25335-447303
- System Administrator at TATA CONSULTANCY SERVICES LIMITED$82,659LincolnshireWage Level IIDecided May 21, 2025I-200-25134-975280
- System Administrator at Innovim Technology Solutions Inc$82,659ChicagoWage Level IIDecided May 7, 2025I-200-25120-923189
- System Administrator at SolveIT Services Inc$83,762NapervilleWage Level IIDecided Mar 27, 2025I-200-25080-793068
- System Administrator at SolveIT Services Inc$83,762ChicagoWage Level IIDecided Mar 19, 2025I-200-25072-770854
- System Administrator at EPCOT TECHNOLOGIES INC.$75,000ChicagoWage Level IDecided Mar 7, 2025I-200-25059-734497
- System Administrator at Secure Compliance Solutions LLC$75,000HillsideWage Level IDecided Oct 1, 2024I-203-24268-361053
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.