Guntur Ghiffari

Experience

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  Telkom University

  Aug 2014 - May 2015

  English Self Access Program Helper
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  Institut Teknologi Bandung

  Aug 2016 - May 2017

  Introduction to Information and Technology Laboratory Assistant
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  PT Vale Indonesia Tbk

  May 2017 - Jul 2017

  Geotechnical Engineer Intern
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  Institut Teknologi Bandung

  Jan 2018 - Apr 2019

  • Structural Geology Laboratory Assistant

    Jan 2019 - Apr 2019

  • Basic Geology Laboratory Asisstant

    Aug 2018 - Dec 2018

  • Sedimentology Laboratory Assistant

    Jan 2018 - Dec 2018
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  Geodynamics Research Group ITB

  Oct 2019 - Nov 2019

  Geologist
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  PT ANTAM Tbk

  Dec 2019 - now

  1. Conduct annual mineral resource estimations for all ANTAM's bauxite prospects and subsidiaries, in alignment with KCMI and company standards.2. Delivered monthly bauxite resource estimations to support timely and accurate exploration progress reporting and planning.3. Planned, executed, and evaluated bauxite laterite exploration programs across West Kalimantan, ensuring operational efficiency and geological integrity.4. Implemented rigorous QA/QC procedures on exploration data to ensure accuracy, reliability, and compliance with database and resource estimation requirements.5. Provide comprehensive monthly and annual exploration and resource estimation reports for internal and regulatory use.6. Conducted exploration cost evaluations, including budget planning, cash flow analysis, and unit cost assessment to support strategic decision-making. Show less 1. Plan, execute, and evaluate bauxite laterite exploration at West Kalimantan.2. Geological mapping, test pit recommendation, geostatistics and geochemistry QA/QC3. Resource estimation for bauxite laterite commodity using Datamine Studio RM.4. Exploration budgeting and cashflow5. Lead bauxite research and development as PIC to handle every technical and non-technical issues on all of Antam’s and It’s subsidiaries area.6. Construct a few new standard operating procedures in bauxite research and development. Show less

  • Resource Estimation Analysis Senior Engineer

    Jul 2025 - now

  • Exploration Geology Jr. Engineer

    Jan 2021 - Jun 2025

  • Resource Geologist

    Dec 2020 - Jan 2021

  • Antam Fresh Graduate Program

    Dec 2019 - Nov 2020