Ruth Lidya serves as a Commercial Officer at Petrosea since February 2023, focusing on invoice reconciliation and payment progress monitoring for suppliers and subcontractors. Prior experience includes a role as Commercial Admin at McConnell Dowell from January 2020 to February 2023, where responsibilities encompassed administrative support and financial tracking. Ruth has also worked as an Administrator and Team Leader for GIS Projects at Indogeo Social Enterprise, a Geologist at Tately N.V., and an Intern at Core Laboratories and GEOLOG International. Educationally, Ruth holds a Bachelor of Engineering in Geological/Geophysical Engineering from Universitas Trisakti and has further studies at Università degli Studi di Milano-Bicocca.
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