Numerical & Quantitative Analysis × Required Skills: Basic Knowledge of Soil and Ground

4 matching jobs found.

Diatomaceous Earth Extractor

Worker who excavates and extracts raw diatomaceous earth, a natural material, and supplies raw materials for building materials and soil conditioners through drying, crushing, and quality control.

Placer Mining Operator

Placer mining operators extract, transport, and sort sand and gravel resources to supply them as construction materials.

Sabo Works Technician (Excluding Design and Construction Management)

A technical role responsible for on-site execution of sabo works such as check dams and slope frames to prevent sediment disasters in mountainous areas and riverbeds. Excluding design and construction management tasks, it focuses on heavy equipment operation, material installation, and safety management.

Concrete Pipe Piping Worker

Concrete pipe pipelayers lay concrete pipes in roads or underground and perform piping work for water supply/drainage and sewer facilities. They handle excavation, pipeline installation, joint connection work, leak repair, etc.