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25 jobs found.
Crude drug manufacturing worker
A profession that manufactures crude drugs meeting quality standards by cleaning, selecting, drying, and extracting raw materials derived from plants or animals.
Flour Milling Sieve (Sieve) Sifting Worker
A profession that performs operations to sort powder by particle size using sifting machines in the flour milling process and manage quality.
Sericite Refining Worker (Mining Site)
A job that physically and chemically processes sericite ore through steps such as crushing, washing, and drying to increase purity as a product raw material.
Ore Dressing Engineer (excluding development engineers)
A technical role that designs, operates, manages, and improves mineral processing processes to recover and concentrate valuable minerals from ore.
Ore Dressing Engineer (Those Engaged in Technology Development)
A research position that designs and optimizes ore dressing processes to efficiently recover valuable metals and mineral resources from ore, and develops technology through experiments and analysis.
Sorting Worker
A job that involves sorting products or parts by type or quality in warehouses or production lines and removing defective items.
Tungsten Manufacturer
A job that handles everything from smelting tungsten raw materials to powder production, forming, sintering, and post-processing.
Iron Powder Manufacturer
Manufacturing operator responsible for processes from raw material blending to crushing, sintering, classification, and packaging of iron powder, maintaining quality and production efficiency.
Tonoko Manufacturing Worker
Job involving the manufacture of abrasives called tonoko (abrasive powder). Handles a series of processes from raw material blending to crushing, classification, drying, and packaging.
Pigment (Pigment) Manufacturing Worker
A job that handles processes from raw material blending to synthesis, pulverization, classification, and mixing of pigments, managing product quality and production efficiency.