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Seniority Profile · Missouri

Senior Mechanical Engineers salary in Missouri

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.

Adrian Serafin, founder and editor of RateOrchardBy Adrian SerafinFounderUpdated May 5, 2026
BLS percentile range
MEDIAN to P75 of the Missouri OES distribution for Mechanical Engineers.
DOL OFLC offered median
$95,680
Across 8 certified filings at this wage level.
Real disclosed salaries

Senior Mechanical Engineers in Missouri: 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: $95,680. 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 III — experienced8$95,680

Top employers filing for this role

Companies with the most certified filings for Senior Mechanical Engineers in Missouri. Median offer is across all of that employer's filings.

EmployerMost-filed titleFilingsMedian
GILLESPIE & POWERS , INC.MECHANICAL ENGINEER2$95,680
Wiegmann & Associates Inc.Project Engineer1$100,980
Rheem Sales Company Inc.Research Engineer III1$103,000
New York Air Brake LLCQuality Engineer 31$97,000
L&T Technology Services LimitedMechanical Engineer1$93,870
LMI Aerospace, Inc.Senior CNC Programmer1$93,870
Coperion Process Solutions LLCApplication Engineer1$95,519

Recent sample filings

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

  • Project Engineer at Wiegmann & Associates Inc.
    $100,980
    St. CharlesWage Level IIIDecided Aug 1, 2025I-200-25206-200790
  • Research Engineer III at Rheem Sales Company Inc.
    $103,000
    OFallonWage Level IIIDecided Jul 16, 2025I-200-25190-163969
  • Quality Engineer 3 at New York Air Brake LLC
    $97,000
    RiversideWage Level IIIDecided May 20, 2025I-200-25133-968635
  • Mechanical Engineer at L&T Technology Services Limited
    $93,870
    Saint LouisWage Level IIIDecided Apr 16, 2025I-200-25099-846949
  • MECHANICAL ENGINEER at GILLESPIE & POWERS , INC.
    $95,680
    ST. LOUISWage Level IIIDecided Apr 10, 2025I-200-25093-829840
  • MECHANICAL ENGINEER at GILLESPIE & POWERS , INC.
    $95,680
    ST. LOUISWage Level IIIDecided Apr 10, 2025I-200-25093-829983
  • Senior CNC Programmer at LMI Aerospace, Inc.
    $93,870
    St. CharlesWage Level IIIDecided Mar 21, 2025I-200-25073-775630
  • Application Engineer at Coperion Process Solutions LLC
    $95,519
    Kansas CityWage Level IIIDecided Nov 14, 2024I-200-24311-458640

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.