As of August 01, 2026, the average salary for a Stationary Engineer II in the United States is $60,173 per year, which breaks down to an hourly rate of $29.
However, a Stationary Engineer II's salary can vary significantly. Here’s a look at the typical salary range:
Stationary Engineer II Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
|---|---|---|---|---|
| 75th Percentile | $65,976 | $5,498 | $1,269 | $32 |
| Average | $60,173 | $5,014 | $1,157 | $29 |
| 25th Percentile | $57,500 | $4,792 | $1,106 | $28 |
A Stationary Engineer II's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location, education and company size can directly affect your earning potential.
Experience is a primary driver of a Stationary Engineer II's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:
| Job Role | Years of Experience | Average Salary |
|---|---|---|
| Stationary Engineer I | 0-1 years | $54,158 |
| Stationary Engineer II | 1-3 years | $60,173 |
| Stationary Engineer III | 3-5 years | $68,081 |
| Stationary Engineer IV | 5-7 years | $84,894 |
| Stationary Engineer Supervisor | 7+ years | $82,509 |
Demanded Skills for the Role:
| Skills | Demand Percentage |
|---|---|
| Troubleshooting | 10.08% |
| Water Treatment | 3.21% |
| Pneumatics | 1.21% |
Mastering certain specialized skills can lead to a significant increase in pay. Here are examples of skills and the potential impact they can have on a Stationary Engineer II's salary.
| Skill | Salary | Salary % Increase |
|---|---|---|
| Program Management | $69,801 | |
| Coordination | $64,987 | |
| Scheduling | $63,182 |
Stationary Engineer II salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $67,360. While startup companies pay approximate $56,985.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $56,985 |
| Growth Stage | 51~500 | $60,269 |
| Established | 501~5000 | $65,048 |
| Enterprise | 5000+ | $67,360 |
Your level of education can impact your salary potential. While many Stationary Engineer II enter the field with a Bachelor's Degree, higher education can lead to more specialized and higher-paying roles.
According to our 100% employer-reported salary data, the median salary for an Stationary Engineer II with a Bachelor's Degree is between $59,550 and $64,875.
| Typical Education for Stationary Engineer II | |
|---|---|
| Degree Level | % of user with this level of education |
| No Diploma | 34.5% |
| High School | 34.5% |
| Associates | 41.4% |
| Bachelors | 20.7% |
| Masters | 3.4% |
| Doctorate | 0.0% |
Understanding how a Stationary Engineer II's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $65,976 | $5,498 | $1,269 | $32 |
| Average | $60,173 | $5,014 | $1,157 | $29 |
| 25th Percentile | $57,500 | $4,792 | $1,106 | $28 |
Next Role
Advancement
For a Stationary Engineer II, the most direct path to higher earnings is advancing to the Stationary Engineer III role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $68,081 - a projected growth of 13% over your current level.
Salaries for a Stationary Engineer II can change over time, reflecting shifts in market demand and the overall economy. The median salary decreased from $49,330 in 2023 to around $49,031 in 2025, reflecting changes in demand, location, experience, and the wider economy. For a detailed analysis of Stationary Engineer II salary trends, .
| Year | Average Annual Salary |
|---|---|
| 2022 | View More |
| 2023 | $49,330 |
| 2024 | $49,344 |
| 2025 | $49,031 |
| 2026 |
View More
|
| 2027 |
View More
|
Analyze the market and your qualifications to negotiate your salary with confidence.
Search thousands of open positions to find your next opportunity.
Individualize employee pay based on unique job requirements and personal qualifications.
Get the latest market price for benchmark jobs and jobs in your industry.
A Stationary Engineer II's earning potential can vary widely depending on several factors, including location, industry, experience, education, and the specific employer. According to the latest salary data by Salary.com, a Stationary Engineer II earns the most in San Jose, CA, where the annual salary of a Stationary Engineer II is $75,896.
The highest pay for Stationary Engineer II is $71,259.
The lowest pay for Stationary Engineer II is $55,066.
Operates, repairs, and maintains stationary equipment including boilers, generators, refrigeration, and turbines in buildings, plants or industrial facilities. Monitors meters, gauges, and controls to ensure that equipment is operating effectively, safely, and within established limits. Prepares operating reports and charts to track and document equipment status and performance. Conducts failure analysis of parts and equipment to determine the need for repair or replacement of parts. Performs preventative maintenance and documents completed procedures. Requires a high school diploma. May require EPA Universal Certification. Typically requires Boiler Operator Licensed. Typically reports to a supervisor. Works under moderate supervision. Gaining or has attained full proficiency in a specific area of discipline. Typically requires 1-3 years of related experience.
The Software & Networking industry offers the highest average compensation for Stationary Engineer II roles, with salaries approximately 70% above the market median.
Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.
We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)
With the most extensive online, real-time compensation data available, Salary.com helps you pinpoint your exact pay target.
Salary.com's CompAnalyst platform offers: