Mining and Quarrying Occupations X Keywords: Quality Control
7 matching jobs found.
Silica Sand Extractor
Worker who extracts silica sand from rivers, coasts, etc., and handles transportation, sorting, and loading.
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.
Screen Operator (Gravel Extraction)
This occupation involves operating machinery such as vibrating screens at mining sites to sort and classify extracted gravel by particle size and quality.
Sand Washing Worker
A profession that washes collected sand and gravel with water, removes impurities, and performs sorting and dewatering according to quality standards.
Sorting Worker (Quarrying Industry)
A profession that sorts and classifies stones mined at quarries by size and quality using manual labor or machinery.
Hand Ore Sorter
An industrial job that involves sorting ore by naked eye or manually to remove impurities and low-value minerals.
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.