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Specialty Profile · Illinois

Senior Engineer salary in Illinois

A real-employer view of Senior Engineer 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.

Adrian Serafin, founder and editor of RateOrchardBy Adrian SerafinFounderUpdated August 3, 2026
Real disclosed salaries

Senior Engineer in Illinois: actual employer-disclosed pay

Public records from 33 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $105,000. 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.

LevelFilingsMedian offer
Level I — entry4$80,375
Level II — qualified18$99,500
Level III — experienced8$116,805
Level IV — fully competent1$150,000

Top employers filing for this role

Companies with the most certified filings for Senior Engineer in Illinois. Median offer is across all of that employer's filings. Click a company for its full H-1B salary breakdown.

EmployerMost-filed titleFilingsMedian
Commonwealth Edison, An Exelon CompanySenior Engineer10$100,800
K&A Engineering Consulting, P.C.Engineer I3$82,000
S&C ELECTRIC COMPANYSenior Engineer3$148,238
Shure IncorporatedENGINEER II, EMBEDDED SYSTEMS DEV2$111,807
T-Mobile USA, Inc.Senior Engineer, Systems Architecture2$121,135
Ames Engineering, IncStaff Engineer (Electrical)1$96,408
Automotive Robotics Proving Labs IncSenior Engineer1$84,302
Blackcurrant, Inc.Senior Engineer1$99,000
Gresham SmithEngineer 1 (Unlicensed)1$105,000
Komatsu America Corp.Engineer II, Embedded Software Developer1$106,893

Recent sample filings

A snapshot of recent certified offers. Each line is a real, public, verifiable record.

  • Senior Engineer at S&C ELECTRIC COMPANY
    $148,238
    ChicagoWage Level IIDecided Mar 19, 2026I-200-26071-700159
  • Engineer at UL LLC
    $78,749
    NorthbrookWage Level IDecided Mar 16, 2026I-200-26068-689822
  • Engineer I at K&A Engineering Consulting, P.C.
    $78,749
    Oak BrookWage Level IDecided Feb 19, 2026I-200-26042-633349
  • Senior Engineer at Blackcurrant, Inc.
    $99,000
    ChicagoWage Level IIDecided Nov 14, 2025I-200-25310-383578
  • Engineer I at K&A Engineering Consulting, P.C.
    $82,000
    Oak BrookWage Level IDecided Nov 14, 2025I-200-25308-371228
  • Senior Engineer at S&C ELECTRIC COMPANY
    $148,780
    ChicagoWage Level IIIDecided Sep 30, 2025I-200-25266-328586
  • Engineer II at K&A Engineering Consulting, P.C.
    $5,460,000
    OakbrookWage Level IIDecided Sep 18, 2025I-200-25254-302171
  • Senior Engineer at Commonwealth Edison, An Exelon Company
    $100,800
    Oakbrook TerraceWage Level IIDecided Aug 15, 2025I-200-25220-231149

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.