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354 jobs found.
Raw Rubber Compounding Worker
A job that mixes natural rubber or synthetic rubber with chemicals at specified ratios, kneads them using roller mills or mixers, and manufactures rubber compounds.
Raw Oil and Fat Decomposition Worker
Worker who decomposes animal/plant-derived or mineral oils and fats through chemical and heat treatment to produce intermediate raw materials such as fatty acids and soap bases.
Hardening Worker (Cement Mortar Products Manufacturing)
A manufacturing job responsible for forming products made from cement or mortar raw materials, through hardening, curing, and quality inspection.
Hydrogenated Oil Deodorizing Worker
Operates equipment to heat and deodorize hydrogenated oil, performs processes such as steam deodorization and vacuum deodorization, and maintains product quality.
Factory Sludge Collection Worker
Worker who vacuums sludge (sludge) generated at factories and plants from storage tanks or septic tanks and transports it using specialized vehicles.
Synthetic Rubber Manufacturing Worker
Synthetic rubber manufacturing workers handle the production of synthetic rubber using rubber raw materials and chemicals, operating plant equipment, monitoring manufacturing processes, and performing quality control.
Synthetic Resin Grinding Worker
A manufacturing technician who processes scrap plastic and synthetic resin trimmings using a grinder to produce reusable powder or pellet-shaped raw materials.
Synthetic Fiber Manufacturing Engineer (Excluding Production Engineers)
A technical job that operates and manages processes from raw material blending to polymerization, spinning, processing, and quality inspection to manufacture synthetic fibers such as polyester and nylon.
Ore Processing Worker (Metal Smelting)
A manufacturing technician who controls chemical reactions on ore, operates high-temperature furnaces to melt, reduce, and refine metals, and meets product quality standards.
Steel Band Nailing Worker
A job involving packaging using metal bands (steel straps), performing tasks from tightening the bands to fixing them with nails.