Sources: Iowa Department of Administrative Services, Iowa FY 2027 Classification Plan and Pay Plans; U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — state estimates. Data captured September 30, 2026.
Iowa state pay plan Sourced
Published rates for each class, lowest first. These are the ranges Iowa sets for its own state employees; cities, counties and school districts have their own pay plans.
| Class and grade | Published rate |
|---|---|
| Power Plant Engineer 1 Class 08410 · class description | No fixed rate published |
| Power Plant Engineer 2 Class 08415 · class description | No fixed rate published |
| Power Plant Engineer 3 Class 08416 · class description | No fixed rate published |
| Power Plant Engineer 3 Class 88416 · class description | No fixed rate published |
| Power Plant Engineer 4 Class 08420 · class description | No fixed rate published |
| Power Plant Engineer 4 Class 88420 · class description | No fixed rate published |
Rates are as the plan publishes them; "a year" figures are conversions. Classes are matched to this job by title (GovJobsWiki editorial rule).
Source: Iowa Department of Administrative Services, Iowa FY 2027 Classification Plan and Pay Plans. Data captured September 30, 2026.
Pay in Iowa, all employers Sourced
Stationary Engineers and Boiler Operators (SOC 51-8021) in Iowa, all employers combined: BLS state estimates do not separate government from private.
| Measure | IA |
|---|---|
| Workers | 190 |
| 10th percentile | $49,760 |
| Median | $67,450 |
| 90th percentile | $76,380 |
| National median, government employers | $81,760 |
Sources: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — state estimates; U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 — national estimates by ownership. Data captured September 30, 2026.
Free practice tests for Iowa
Iowa Boiler Operator License ExamIowa exam · free on Open Exam Prep- Stationary Engineer Boiler OperatorEntrance or licensing exam · free on Open Exam Prep
Source: Open Exam Prep, Open Exam Prep free practice tests. Data captured October 1, 2026. Each link was opened and its exam title checked on the date shown.
More about this job
Requirements, hiring process, training, schedule and day-to-day work are on the national Stationary Engineer (public facilities) page.