5309 - Heating and Boiler Plant Equipment Mechanic
Federal Occupation Description
Federal Occupation Description
This standard is for use in grading nonsupervisory jobs involved in installing, maintaining, repairing, troubleshooting, and modifying single and multiple fuel heating and power boilers and associated auxiliary and pollution control equipment, hot air furnaces, and similar equipment systems. The systems and equipment provide steam, heat, or hot water for use in the operation of industrial and institutional facilities and equipment. This work requires knowledge of the principles of combustion, heat transfer, and steam and high temperature hot water generation. It also requires the ability to recognize and determine the best method for correcting malfunctions and the skill to install and repair a variety of heat and power producing systems and support equipment.
For job opportunities in this series, go to the Office of Personnel Management USAJOBS website.
Other Federal Occupations
It is not uncommon for individuals in one federal occupational series to perform duties related to another series within the same federal occupational group. To find out about the certifications for another series in the INDUSTRIAL EQUIPMENT MAINTENANCE FAMILY, click on that series below. Note that credentials have not yet been identified for all series – links are provided only to those series for which the identification of credentials has been completed. Additional series will be added over time.
- 5301 - Misc Industrial Equipment Maintenance
- 5306 - Air Conditioning Equipment Mechanic
- 5310 - Kitchen/Bakery Equipment Repairing
- 5313 - Elevator Mechanic
- 5317 - Laundry and Dry Cleaning Equipment Repairing
- 5318 - Lock and Dam Repairing
- 5323 - Oiling and Greasing
- 5334 - Marine Machinery Mechanic
- 5350 - Production Machinery Mechanic
- 5352 - Industrial Equipment Mechanic
- 5378 - Powered Support Systems Mechanic

The following certifications have been identified as most relevant to the broad duties of this federal occupational series. Please note that these credentials may not reflect all of the unique job functions that you perform within your organization. Also these credentials may require additional education, training or experience. For more information about any credential, click on the credential title below.
Compare | Credential | Agency | Related As | GI Bill® | Accreditation | ID | |
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Certified Safety Professional (CSP)
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Board of Certified Safety Professionals (BCSP) | ![]() |
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Air Distribution Specialty (Service) Is Not In Demand | North American Technician Excellence (NATE) | ![]() |
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Heat Pump (Air to Air) Service Is Not In Demand | North American Technician Excellence (NATE) | ![]() |
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Fluid Power Connector and Conductor (CC) Is Not In Demand | International Fluid Power Society (IFPS) | ![]() |
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Pneumatic Mechanic (PM) Is Not In Demand | International Fluid Power Society (IFPS) | ![]() |
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Pneumatic Specialist (PS) Is Not In Demand | International Fluid Power Society (IFPS) | ![]() |
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Pneumatic Technician (PT) Is Not In Demand | International Fluid Power Society (IFPS) | ![]() |
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Certified Control Systems Technician - Level I (CCST-I) Is Not In Demand | International Society of Automation (ISA) | ![]() |
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Certified Calibration Technician (CCT) Is Not In Demand | American Society for Quality (ASQ) | ![]() |
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Certified Maintenance and Reliability Professionals (CMRP)
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Society for Maintenance and Reliability Professionals (SMRP) | ![]() |
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Certified Maintenance and Reliability Technician (CMRT) Is Not In Demand | Society for Maintenance and Reliability Professionals (SMRP) | ![]() |
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Hydronics Gas Specialty (Service) Is Not In Demand | North American Technician Excellence (NATE) | ![]() |
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Machine Maintenance Service and Repair Level II - Preventive Maintenance II Is Not In Demand | National Institute for Metalworking Skills, Inc (NIMS) | ![]() |
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Machine Maintenance Service and Repair Level III - Machine Service and Repair III Is Not In Demand | National Institute for Metalworking Skills, Inc (NIMS) | ![]() |
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Machine Maintenance Service and Repair Level III - Machine Repair/Rebuilding III Is Not In Demand | National Institute for Metalworking Skills, Inc (NIMS) | ![]() |
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Hydronics Oil Service Is Not In Demand | North American Technician Excellence (NATE) | ![]() |
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Electrical Generator Systems Technician Certification - Journeyman Is Not In Demand | Electrical Generating Systems Association (EGSA) | ![]() |
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Plant Maintenance Technologist Class I Is Not In Demand | Association of Boards of Certification (ABC) | ![]() |
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Plant Maintenance Technologist Class II Is Not In Demand | Association of Boards of Certification (ABC) | ![]() |
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Plant Maintenance Technologist Class III Is Not In Demand | Association of Boards of Certification (ABC) | ![]() |
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Electrical Generator Systems Technician Certification - Apprentice Is Not In Demand | Electrical Generating Systems Association (EGSA) | ![]() |
State Licenses
Some states have specific licensing requirements for the following related civilian occupations. These state licenses may require additional education, training or experience. Click on the occupation below to get more information on state requirements from the U.S. Department of Labor.
- Control and Valve Installers and Repairers, Except Mechanical Door
- Electric Motor, Power Tool, and Related Repairers
- Electrical and Electronics Repairers, Commercial and Industrial Equipment
- Electrical Engineering Technicians
- Electro-Mechanical Technicians
- Heating and Air Conditioning Mechanics and Installers
- Industrial Machinery Mechanics
- Maintenance and Repair Workers, General
- Maintenance Workers, Machinery
- Stationary Engineers and Boiler Operators
- Water and Wastewater Treatment Plant and System Operators
Related Civilian Private Sector Occupations
The following civilian private sector occupations are similar to the duties performed by 5309 - Heating and Boiler Plant Equipment Mechanic. These occupations may require additional education, training or experience. For more information about these occupations, click on the civilian occupation below.
Civilian Job | Duties Matched | Bright Outlook | Registered Apprenticeship | Local Salary Info | |
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Boilermakers |
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Control and Valve Installers and Repairers, Except Mechanical Door |
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Electric Motor, Power Tool, and Related Repairers |
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Electrical and Electronics Repairers, Commercial and Industrial Equipment |
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Electrical Engineering Technicians |
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Electro-Mechanical Technicians |
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Electronics Engineering Technicians |
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Heating and Air Conditioning Mechanics and Installers |
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Industrial Machinery Mechanics |
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Maintenance and Repair Workers, General |
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Maintenance Workers, Machinery |
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Mechanical Engineering Technicians |
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Stationary Engineers and Boiler Operators |
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Water and Wastewater Treatment Plant and System Operators |
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