CDCareer Decision

Engine and Other Machine Assemblers Salary in St. Louis, MO

In the 2025 U.S. Bureau of Labor Statistics, OEWS dataset, Engine and Other Machine Assemblers in St. Louis, MO have a median annual salary of $51,920, with 120 recorded jobs in this area. Recorded earnings range from $42,240 at the 10th percentile to $63,200 at the 90th percentile.

Source: U.S. Bureau of Labor Statistics, OEWS · Data year: 2025 · Last updated: 2026-09-22

Salary overview

Median annual salary

$51,920

Data year: 2025

Hourly median

$24.96

Employment

120

Source

U.S. Bureau of Labor Statistics, OEWS

Salary distribution

$42,240
10th
$45,340
25th
$51,920
Median
$62,460
75th
$63,200
90th

Local compared with national

St. Louis, MO

$51,920

Median annual · 2025

United States

$53,710

Median annual · 2025

The St. Louis, MO median is 3.3% below the national median in the available dataset (a difference of $1,790).

Top skills

  1. 1.Operations MonitoringImportance 3.4
  2. 2.Reading ComprehensionImportance 3.1
  3. 3.Quality Control AnalysisImportance 3.1
  4. 4.Active ListeningImportance 3.0
  5. 5.SpeakingImportance 3.0
  6. 6.Critical ThinkingImportance 3.0
  7. 7.MonitoringImportance 3.0
  8. 8.Social PerceptivenessImportance 2.9
  9. 9.Complex Problem SolvingImportance 2.9
  10. 10.Operation and ControlImportance 2.9
  11. 11.Equipment MaintenanceImportance 2.9
  12. 12.TroubleshootingImportance 2.9

Career information

Education and experience

Typical education
High School Diploma or the equivalent (such as a GED)
Experience
Over 6 months, up to and including 1 year
Job zone
2

Technology used

  • Computer aided design and drafting CADD software
  • Dassault Systemes SolidWorks
  • Microsoft Excel
  • Microsoft Office software
  • Microsoft Word
  • SAP software

Common tasks

  • Read and interpret assembly blueprints or specifications manuals, and plan assembly or building operations.
  • Inspect, operate, and test completed products to verify functioning, machine capabilities, or conformance to customer specifications.
  • Position or align components for assembly, manually or using hoists.
  • Set and verify parts clearances.
  • Verify conformance of parts to stock lists or blueprints, using measuring instruments such as calipers, gauges, or micrometers.
  • Fasten or install piping, fixtures, or wiring and electrical components to form assemblies or subassemblies, using hand tools, rivet guns, or welding equipment.
  • Remove rough spots and smooth surfaces to fit, trim, or clean parts, using hand tools or power tools.
  • Lay out and drill, ream, tap, or cut parts for assembly.
  • Rework, repair, or replace damaged parts or assemblies.
  • Assemble systems of gears by aligning and meshing gears in gearboxes.

Related careers

Occupations recorded as related in the dataset. A relationship does not imply a guaranteed transition.

Engine and Other Machine Assemblers salary in other locations

Other occupations in St. Louis, MO