Caulking Worker (Building Waterproofing Works)
コーキングこう（たてものぼうすいこうじ）
Industry & Occupation
Classification
Summary
Specialist who fills joints around building exteriors and windows with sealing material (caulking material) to ensure waterproofing and airtightness.
Description
A caulking worker (building waterproofing works) is a craftsman who fills gaps (joints) such as exterior walls, siding, and window frames with sealing material to maintain waterproof and airtight performance. Removes old seal material, applies primer to the base, then injects the material uniformly with a sealing gun, and finishes with a trowel. High-altitude work, scaffolding assembly, and safety measures are essential, and materials and construction methods are selected according to weather conditions and base types.
Future Outlook
Due to the lengthening lifespan of buildings and increasing renovation demand, the demand for waterproofing work in general is expected to remain stable. In particular, with improvements in sealing material performance and the emergence of new materials, the need for specialized technicians will continue to be high.
Personality Traits
Able to endure monotonous work / Cooperative / Meticulous / Strong sense of responsibility
Work Style
Contract Individual Proprietor / On-site Work / Renovation Work / Small Team
Career Path
Apprentice Sealer → Caulking Craftsman → Master (Site Supervisor) → Construction Management Technician → Independent Freelancer
Required Skills
Joint Treatment / Material Mixing Management / Scaffolding High-Altitude Work Safety Management / Seal Material Removal and Base Preparation / Sealing Construction
Recommended Skills
Architectural Construction Management Technician / Base Preparation / CAD / English Reading (Product Specifications) / Painting Waterproofing Knowledge
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Adaptability | Need to flexibly select materials and methods according to weather and construction environment. |
| Attention to Detail & Accuracy | High attention to detail is required to accurately seal gaps and joints. |
| Physical Stamina & Endurance | Physical stamina is required for high-altitude work and long hours. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Creativity requirements are low as it follows standard work procedures. |
| Numerical & Quantitative Analysis | Almost no quantitative analysis or calculations are required. |
Related Qualifications
- Architectural Construction Management Technician (Grade 2/1)
- Scaffolding Assembly Work Supervisor
- Waterproofing Construction Skills Technician (Grade 2/1)
Aliases
- Sealing Construction Worker
- Sealing Craftsman
- Sealing Worker
Related Jobs
- Painter
- Plasterer
- Tile Craftsman
- Waterproofing Worker