Stationary Engineers and Boiler Operators vs. Miscellaneous Assemblers and Fabricators: Who Earns More?
Stationary Engineers and Boiler Operators out-earn Miscellaneous Assemblers and Fabricators by $34K a year at the national median, per BLS OEWS May 2025. Stationary Engineers and Boiler Operators land at $78,620 and Miscellaneous Assemblers and Fabricators at $44,650. The education gap is real: stationary engineers and boiler operator programs typically require high school diploma or equivalent, while miscellaneous assemblers and fabricator programs require high school diploma or equivalent. Top-paying state for Stationary Engineers and Boiler Operators is Illinois ($115,780); for Miscellaneous Assemblers and Fabricators it's District of Columbia ($50,330).
Pay by state
States where both occupations have BLS data, sorted by Stationary Engineers and Boiler Operators median pay.
Source: BLS OEWS May 2025. Highlighted value is higher in each row.
Common questions
Who earns more, Stationary Engineers and Boiler Operators or Miscellaneous Assemblers and Fabricators?
Stationary Engineers and Boiler Operators earn more nationally. The median is $78,620 for Stationary Engineers and Boiler Operators versus $44,650 for Miscellaneous Assemblers and Fabricators, a difference of $34K. Per BLS OEWS May 2025.
Which has better job growth, Stationary Engineers and Boiler Operators or Miscellaneous Assemblers and Fabricators?
Stationary Engineers and Boiler Operators has the better 10-year outlook at 2.2% projected growth, compared to -0.1% for the other field. Both are from BLS Employment Projections.
Which requires more education, Stationary Engineers and Boiler Operators or Miscellaneous Assemblers and Fabricators?
Stationary Engineers and Boiler Operators typically requires high school diploma or equivalent. Miscellaneous Assemblers and Fabricators requires high school diploma or equivalent. Education requirements vary by employer and state licensing board.
Where do Stationary Engineers and Boiler Operators get paid the most?
Illinois is the top-paying state for Stationary Engineers and Boiler Operators at $115,780/year, per BLS OEWS May 2025. Major metro areas within that state typically pay even more than the state average.
How does Stationary Engineers and Boiler Operators vs. Miscellaneous Assemblers and Fabricators pay differ by state?
The gap varies significantly by state. In Hawaii, Stationary Engineers and Boiler Operators earn $103,400 vs. $49,630 for Miscellaneous Assemblers and Fabricators. See the state comparison table on this page for the full picture.