Skip to content
Alamo Colleges DistrictCareer Explorer

Stationary Engineers and Boiler Operators

Part of Architecture & Construction, in the Maintenance/Operations pathway.

Job zone 3: medium preparationO*NET 51-8021.00

What the work is

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.

On a typical day

  • Operate or tend stationary engines, boilers, and auxiliary equipment, such as pumps, compressors, or air-conditioning equipment, to supply and maintain steam or heat for buildings, marine vessels, or pneumatic tools.
  • Observe and interpret readings on gauges, meters, and charts registering various aspects of boiler operation to ensure that boilers are operating properly.
  • Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
  • Activate valves to maintain required amounts of water in boilers, to adjust supplies of combustion air, and to control the flow of fuel into burners.
  • Monitor boiler water, chemical, and fuel levels, and make adjustments to maintain required levels.
  • Monitor and inspect equipment, computer terminals, switches, valves, gauges, alarms, safety devices, and meters to detect leaks or malfunctions and to ensure that equipment is operating efficiently and safely.

What it pays

$60,230
Median pay per year, San Antonio-New Braunfels, TX metro
New workers start near $48,350
Experienced workers reach $71,670
  1. $48k10th
  2. $48k25th
  3. $60kMedian
  4. $61k75th
  5. $72k90th
Wage percentiles: 10th $48,350, 25th $48,350, Median $60,230, 75th $61,190, 90th $71,670

About 110 people do this job in the San Antonio area.

Job outlook

Alamo region (Bexar and 12 surrounding counties), Texas Workforce Commission projection 2024 to 2034. U.S. figures from the BLS for comparison.

+8.4%

employment change in the Alamo region, 119 to 129 jobs · U.S. +2%

15

openings a year in the Alamo region, from growth and people leaving · U.S. 3,800

119

employed in the Alamo region in 2024 · U.S. 33,300

Typical entry education: High school diploma or equivalent · Training: Long-term on-the-job training

Skills this career uses

The skills O*NET rates most important for the job, with how much of each the work needs on a 1 to 7 scale.

  1. Operations Monitoring3.9
  2. Operation and Control3.3
  3. Repairing3.5
  4. Equipment Maintenance3.3
  5. Troubleshooting3.3
  6. Active Listening3.1
  7. Critical Thinking3.1
  8. Quality Control Analysis3.3

Education people in this job have

Share of workers by highest education, from O*NET surveys. It shows what others did, not what you must do.

  1. High school or less38%
  2. Certificate47%
  3. Some college5%
  4. Associate degree11%

Job zone 3, medium preparation: Training, an associate degree, or a few years of related experience.

Alamo programs that lead here

No Alamo program is mapped to this career yet. Many careers start from a transfer pre-major or a related program.

Browse all programs

Does this fit you?

Six questions rank every career here by how closely its interest profile follows yours.

Check my interests
  1. $111kSan Antonio median
  2. $59kSan Antonio median
  3. Mechanical Engineers

    Zone 4 Bright outlook

    $105kSan Antonio median
  4. $100kSan Antonio median