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John Hebert R Santos is an experienced drilling professional with a diverse background in supervisory and drilling roles. Currently serving as a Supervisor at Petreven since December 2022, John previously held the position of Supervisor de Perfuração at Hidrogel from July 2021 to January 2023. Prior to that, John worked as a Driller at Five Star Offshore LTDA for three years, specializing in the Drillmec HH300. John's early career included roles as an Assistente de Sondador at LUPATECH OFS, where responsibilities encompassed team leadership and equipment maintenance from May 2014 to March 2016, and as a Driller Cyber Chair at HYPER DRILLING S/A, showcasing expertise with advanced drilling technologies. John is educated at CETEP/LNAB.