4749 - Maintenance Mechanic
Federal Occupation Description
Federal Occupation Description
This standard is used to grade nonsupervisory work involved in the maintenance and repair of grounds, exterior structures, buildings, and related fixtures and utilities, requiring the use of a variety of trade practices associated with occupations such as carpentry, masonry, plumbing, electrical, air conditioning, cement work, painting, and other related trades.
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 GENERAL MAINTENANCE AND OPERATIONS WORK 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.
- 4714 - Model Making
- 4715 - Exhibits Making/Modeling
- 4717 - Boat Building and Repairing
- 4737 - General Equipment Mechanic
- 4741 - General Equipment Operating
- 4742 - Utility Systems Repairing-Operating
- 4745 - Research Laboratory Mechanic
- 4754 - Cemetery Caretaking

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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Certified Environmental, Safety & Health Trainer (CET) Is Not In Demand | Board of Certified Safety Professionals (BCSP) | ![]() |
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Quality Auditor Certification (CQA)
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American Society for Quality (ASQ) | ![]() |
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Certified Quality Engineer (CQE)
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American Society for Quality (ASQ) | ![]() |
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Certified Manager of Quality/Organizational Excellence (CMQ/OE)
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American Society for Quality (ASQ) | ![]() |
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Certified Indoor Air Quality Professional (CIAQP) Is Not In Demand | Association of Energy Engineers (AEE) | ![]() |
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Certified Safety and Health Manager (CSHM) Is Not In Demand | Institute for Safety and Health Management (ISHM) | ![]() |
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Residential Plumbing Inspector - P1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Prestressed Concrete Special Inspector - 92 Is Not In Demand | International Code Council (ICC) | ![]() |
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Reinforced Concrete Special Inspector - 47
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International Code Council (ICC) | ![]() |
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Spray-Applied Fireproofing Special Inspector - 86 Is Not In Demand | International Code Council (ICC) | ![]() |
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Structural Masonry Special Inspector - B4
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International Code Council (ICC) | ![]() |
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Certified Playground Safety Inspector Is Not In Demand | National Recreation and Park Association (NRPA) | ![]() |
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Safety Trained Supervisor (STS) Is Not In Demand | Board of Certified Safety Professionals (BCSP) | ![]() |
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Residential Electrical Inspector - E1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Electrical Inspector - E2 Is Not In Demand | International Code Council (ICC) | ![]() |
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Electrical Plans Examiner - E3 Is Not In Demand | International Code Council (ICC) | ![]() |
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Fire Inspector I - 66 Is Not In Demand | International Code Council (ICC) | ![]() |
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Fire Inspector II - 67 Is Not In Demand | International Code Council (ICC) | ![]() |
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Incident Safety Officer - Fire Suppression (ISO) Is Not In Demand | Fire Department Safety Officers Association (FDSOA) | ![]() |
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Plumbing Plans Examiner - P3 Is Not In Demand | International Code Council (ICC) | ![]() |
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Mechanical Plans Examiner - M3 Is Not In Demand | International Code Council (ICC) | ![]() |
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Residential Mechanical Inspector - M1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Mechanical Inspector - M2 Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Plumbing Inspector - P2 Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Building Inspector - B2 Is Not In Demand | International Code Council (ICC) | ![]() |
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Residential Building Inspector - B1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Health and Safety Officer (HSO) Is Not In Demand | Fire Department Safety Officers Association (FDSOA) | ![]() |
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Disaster Response Inspector - DR Is Not In Demand | International Code Council (ICC) | ![]() |
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Certified Indoor Air Quality Manager (CIAQM) Is Not In Demand | National Registry of Environmental Professionals (NREP) | ![]() |
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Residential Plans Examiner - R3 Is Not In Demand | International Code Council (ICC) | ![]() |
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Permit Technician - 14 Is Not In Demand | International Code Council (ICC) | ![]() |
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Property Maintenance and Housing Inspector - 64 Is Not In Demand | International Code Council (ICC) | ![]() |
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Coastal and Floodplain Construction Inspector - C1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Fire Plans Examiner - F3
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International Code Council (ICC) | ![]() |
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Certified Portable Fire Extinguisher Technician - FE Is Not In Demand | International Code Council (ICC) | ![]() |
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Pre-engineered Kitchen Fire Extinguishing System Technician - FK Is Not In Demand | International Code Council (ICC) | ![]() |
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Pre-engineered Industrial Fire Extinguishing System Technician - FN Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Energy Inspector - 77 Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Energy Plans Examiner - 78 Is Not In Demand | International Code Council (ICC) | ![]() |
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Residential Energy Inspector/ Plans Examiner - 79 Is Not In Demand | International Code Council (ICC) | ![]() |
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Green Building: Residential Examiner - G1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Technology Module - 02 Is Not In Demand | International Code Council (ICC) | ![]() |
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Soils Special Inspector, Plans Module (ECP) Is Not In Demand | International Code Council (ICC) | ![]() |
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UST Cathodic Protection - U4 Is Not In Demand | International Code Council (ICC) | ![]() |
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AST Installation/Retrofitting - U5 Is Not In Demand | International Code Council (ICC) | ![]() |
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Certified Professional Environmental Auditor (CPEA): Health and Safety Is Not In Demand | Board of Environmental, Health & Safety Auditor Certifications | ![]() |
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Certified Product Safety Manager (CPSM) Is Not In Demand | International Board for Certification of Safety Managers (IBFCSM) | ![]() |
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Associate Safety Professional (ASP)
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Board of Certified Safety Professionals (BCSP) | ![]() |
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Construction Health and Safety Technician (CHST)
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Board of Certified Safety Professionals (BCSP) | ![]() |
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Building Analyst Professional Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Envelope Professional Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Heating Professional Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Air Conditioning and Heat Pump Professional Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Fuel Gas Inspector - FG Is Not In Demand | International Code Council (ICC) | ![]() |
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Residential Fire Sprinkler Inspector/Plans Examiner - RF Is Not In Demand | International Code Council (ICC) | ![]() |
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IgCC Inspector/Plans Examiner with ASHRAE 189 - GC Is Not In Demand | International Code Council (ICC) | ![]() |
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Structural Steel and Bolting Special Inspector - S1 Is Not In Demand | International Code Council (ICC) | ![]() |
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Residential Building Envelope Whole House Air Leakage Control Installer Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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HVAC Fire Life Safety Level 1 Technician (FLS_L1) Is Not In Demand | International Certification Board (ICB) | ![]() |
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Crew Leader Certification Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Energy Auditor Certification Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Quality Control Inspector Certification Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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Retrofit Installer Technician Is Not In Demand | Building Performance Institute, Inc (BPI) | ![]() |
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HVAC Fire Life Safety Level 2 Supervisor (HVAC FLS2 Supervisor) Is Not In Demand | International Certification Board (ICB) | ![]() |
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HVAC Fire Life Safety Level 2 Technician (FLS_L2) Is Not In Demand | International Certification Board (ICB) | ![]() |
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Product Safety Technician Is Not In Demand | International Association for Radio, Telecommunications and Electromagnetics (iNARTE) | ![]() |
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HVAC Fire Life Safety Level 1 Supervisor (HVAC FLS1 Supervisor) Is Not In Demand | International Certification Board (ICB) | ![]() |
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Structural Welding Special Inspector - S2 Is Not In Demand | International Code Council (ICC) | ![]() |
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Certified Safety Management Practitioner (CSMP) Is Not In Demand | Institute for Safety and Health Management (ISHM) | ![]() |
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Certified Safety Instructor Basic Level (WSO-CSI) Is Not In Demand | World Safety Organization (WSO) | ![]() |
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Certified Healthcare Fire Safety Professional (CHFSP) Is Not In Demand | International Board for Certification of Safety Managers (IBFCSM) | ![]() |
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Council-certified Indoor Air Quality Manager (CIAQM) Is Not In Demand | American Council for Accredited Certification (ACAC) | ![]() |
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Commercial Energy Inspector/Plans Examiner w/ASHRAE 90.1 - CE Is Not In Demand | International Code Council (ICC) | ![]() |
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Fire Codes and Standards - FC Is Not In Demand | International Code Council (ICC) | ![]() |
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Management Module - MM Is Not In Demand | International Code Council (ICC) | ![]() |
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Legal Module - MG Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Fire Alarm Inspector - CA Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Fire Alarm Plans Examiner I - CN Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Fire Alarm Plans Examiner II - CR Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Fire Sprinkler Inspector - CF Is Not In Demand | International Code Council (ICC) | ![]() |
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Commercial Fire Sprinkler Plans Examiner - CP Is Not In Demand | International Code Council (ICC) | ![]() |
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Certified Process Safety Auditor (CPSA) Is Not In Demand | Board of Environmental, Health & Safety Auditor Certifications | ![]() |
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Safety Trained Supervisor Construction (STSC) Is Not In Demand | Board of Certified Safety Professionals (BCSP) | ![]() |
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Certified Professional in Storm Water Quality (CPSWQ) Is Not In Demand | EnviroCert International | ![]() |
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Certified Building Envelope Technician (CBET) Is Not In Demand | Carpenters International Training Fund (CITF) | ![]() |
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Electrical Code Specialist - E8 Is Not In Demand | International Code Council (ICC) | ![]() |
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Fire Code Specialist - F8 Is Not In Demand | International Code Council (ICC) | ![]() |
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Mechanical Code Specialist - M8 Is Not In Demand | International Code Council (ICC) | ![]() |
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Plumbing Code Specialist - P8 Is Not In Demand | International Code Council (ICC) | ![]() |
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Energy Code Specialist - G8 Is Not In Demand | International Code Council (ICC) | ![]() |
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.
- Cement Masons and Concrete Finishers
- Construction Laborers
- Control and Valve Installers and Repairers, Except Mechanical Door
- Electrical Power-Line Installers and Repairers
- Heating and Air Conditioning Mechanics and Installers
- Helpers--Electricians
- Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters
- Laborers and Freight, Stock, and Material Movers, Hand
- Maintenance and Repair Workers, General
- Refrigeration Mechanics and Installers
- Sheet Metal Workers
- Stationary Engineers and Boiler Operators
Related Civilian Private Sector Occupations
The following civilian private sector occupations are similar to the duties performed by 4749 - Maintenance 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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Cement Masons and Concrete Finishers |
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Construction Laborers |
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Control and Valve Installers and Repairers, Except Mechanical Door |
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Electrical Power-Line Installers and Repairers |
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Heating and Air Conditioning Mechanics and Installers |
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Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters |
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Helpers--Carpenters |
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Helpers--Electricians |
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Helpers--Installation, Maintenance, and Repair Workers |
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Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters |
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Helpers--Roofers |
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Janitors and Cleaners, Except Maids and Housekeeping Cleaners |
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Laborers and Freight, Stock, and Material Movers, Hand |
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Landscaping and Groundskeeping Workers |
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Maintenance and Repair Workers, General |
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Outdoor Power Equipment and Other Small Engine Mechanics |
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Painters, Construction and Maintenance |
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Pest Control Workers |
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Power Plant Operators |
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Refrigeration Mechanics and Installers |
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Sheet Metal Workers |
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Stationary Engineers and Boiler Operators |
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