Mining and Quarrying Occupations X Keywords: Building Materials

2 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.

Ballast Manufacturer

A manufacturing technician job that produces ballast (aggregate), the base material for roads and railways, handling everything from crushing, screening, inspecting, and loading raw stones.