Boilermaker (Boiler)
せいかんこう（ぼいらー）
Industry & Occupation
Classification
Summary
Technical position responsible for manufacturing metal boiler shells, including assembly, welding, and inspection.
Description
Boilermakers cut and bend metal sheets based on drawings to fabricate and assemble boiler shell components. They join parts using arc or gas welding and perform pressure tests and dimensional inspections. They operate machinery such as press brakes and roll benders, perform finishing tasks, and maintain safety protocols. Work may also occur at plant construction or maintenance sites, in collaboration with welders and pipefitters.
Future Outlook
Demand for boilers and pressure vessels remains steady, with stable job openings expected due to plant maintenance and renewal needs. The adoption of automation and robotics is increasing the demand for skills like welding robot operation.
Personality Traits
Cooperative / High concentration / Meticulous / Strong safety awareness
Work Style
Factory work / Indoor/outdoor / Shift work / Standing work
Career Path
Apprentice boilermaker → Boilermaker → Leader/foreman → Site supervisor → Quality control staff
Required Skills
Blueprint reading skills / Metal plate fabrication / Pressure testing and inspection skills / Welding techniques (arc/gas)
Recommended Skills
CAD operation / English blueprint reading / Material strength / Welding robot operation
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | Because it requires strict management of dimensions and welding quality. |
| Physical Stamina & Endurance | Because it involves handling heavy objects and extensive standing work, physical stamina is required. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Creativity is not particularly required as it follows standard work procedures. |
Related Qualifications
- Boiler technician (Grade 2 or higher)
- Gas welding skills training
- Welding skills qualification
Aliases
- Boiler boilermaker
Related Jobs
- Ironworker
- Pipefitter
- Welder