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2 jobs found.
Drilling Engineer (Engaged in Technology Development)
A profession that conducts research and development on core boring technology to obtain samples of underground geological structures and soil layers, contributing to performance evaluation of drilling equipment and methods, and construction of geological models.
Whetstone (Toishi) Cutter
Specialized profession that mines stone material, the raw material for whetstones, from mountains and cuts it into appropriate shapes using hand tools.