Numerical & Quantitative Analysis × Recommended Skills: Construction Machinery Maintenance

3 matching jobs found.

Well Drilling Machine Operator

Specialized technical profession that operates and controls well drilling machines (boring machines) to dig holes underground for well excavation and ground surveys.

Gravel Extraction Worker

A site worker in the production of civil engineering materials who extracts gravel using heavy machinery or manual labor in riverbeds or quarries, and performs sorting, loading, and transportation.

Boring Machine Operator

Construction machinery operator who operates boring machines to perform ground surveys and excavation work for foundation piles. Responsible for preliminary preparations necessary for sample collection and pile installation while maintaining appropriate hole positions and depths.