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Stationary engineers and boiler operators

Operate or maintain stationary engines, boilers, or other mechanical equipment to provide utilities for buildings or industrial processes. Operate equipment such as steam engines, generators, motors, turbines, and steam boilers.

Median pay

$78,620

Growth to 2035

+3%

about as fast as average

Openings a year

3,200

Time to qualify*

12 months

* From a bachelor's degree in an unrelated field.

Pay

Stationary engineers and boiler operators

$78,62010% earn under $50,590 · middle half $63,160–$101,150 · top 10% over $125,390
Bar: middle 50% of workers. Line: 10th to 90th percentile. Dot: median. BLS OEWS, May 2025, national.

Getting in

Typical entry education
High school diploma or equivalent
On-the-job training
Long-term on-the-job training
Prior experience
None

Calculate your switch to stationary engineers and boiler operators

What the work is like

Stationary engineers and boiler operators

Dealing with the public

Rarely
Constantly

Unpleasant or angry people

Rarely
Constantly

Time pressure

Rarely
Constantly

Cost of a mistake

Minor
Severe

Freedom to make decisions

Little
A lot

Repeating the same tasks

Rarely
Constantly

Time sitting

Rarely
Constantly

Time standing

Rarely
Constantly

Outdoors in all weather

Rarely
Constantly

Hazardous conditions

Rarely
Constantly

Exposure to disease

Rarely
Constantly

Stationary engineers and boiler operators: 32% usually work over 40 hours a week

Average worker ratings, 1 to 5. O*NET 31.0 work context survey.

Core tasks

Also called: Auxiliary Operator · Boiler Operator · Boiler Technician (Boiler Tech) · Operating Engineer · Operator · Plant Utilities Engineer · Recovery Boiler Operator · Stationary Engineer

Outlook and AI

Stationary engineers and boiler operators held 31,200 jobs in 2025. BLS projects 32,200 by 2035 (+3%, about as fast as average; all jobs: +3.5%).

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