Yoseph Karolus Mayolis

Yoseph Karolus Mayolis is an experienced mining engineer with a background in mine planning and operational supervision. Currently serving as Supervisor Mine Plan Engineering at PT. Petronesia Benimel since April 2023, Yoseph oversees operations at the Sulawesi Cahaya Mineral site. Prior to this role, Yoseph held the position of Supervisor at PT Bara Indah Sinergi from October 2021 to January 2023, managing nickel project operations, emergency response, and resource conservation. Additionally, Yoseph worked at PT Paragon Mineral Indonesia as Supervisor Mine Plan Engineering and gained experience in fleet management and ore processing. Earlier positions include serving as Acting Department Head of Production and Mining Engineer at PT Ricobana Abadi, focusing on coal mining operations. Yoseph holds a Bachelor’s degree in Geological/Geophysical Engineering from Institut Sains & Teknologi AKPRIND, completed in 2016.