Rizky Pratama

Experience

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  Chevron Indonesia Company

  Jan 2011 - Feb 2011

  Development Geologist Trainee

  Kutai Basin | Offshore Attaka Field | Overpressured Clastic Reservoir• Interpreted well data to identify missing and repeating sections, enabling the analysis of depositional environments and differentiation of normal and thrust faults.• Produced a detailed new subsurface map of the Attaka Field, enhancing the structural understanding of the overpressured zone and supporting safer, more informed drilling strategies.

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  LAPI ITB – RADIANT BUKIT BARISAN E&P

  Mar 2011 - Nov 2011

  Geologist

  Exploration Field Mapping Project | Ombilin Basin | Syn-Sedimentary Clastic Reservoirs• Conducted detailed geological field mapping in the Ombilin Basin to support petroleum system reconstruction in a syn-sedimentary depositional setting.• Produced a comprehensive geological map and stratigraphic framework, strengthening understanding of basin evolution and hydrocarbon potential.• Developed and refined practical field skills, including lithological logging, structural measurements, and stratigraphic correlation. Show less

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  LAPI ITB - Pertamina EP (UBEP Lirik)

  Nov 2011 - Mar 2012

  Geologist

  • Conducted reserves and resources validation for multiple Pertamina EP assets, ensuring full compliance with the Petroleum Resources Management System PRMS 2007 classification standards.• Delivered detailed technical evaluations, reserve categorization, and documentation to support internal audits, corporate reporting, and regulatory submissions.• Collaborated with multidisciplinary teams to review field data, enhance consistency across asset evaluations, and strengthen the company's reserves governance process. Show less

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  Geodynamics Research Group ITB

  Jun 2012 - Sept 2012

  Geologist - Research Assistant

  Exploration Project – West Timor BlockNorthern Bonaparte Basin | Jurassic Plover Formation | Clastic Reservoir• Contributed to an exploration-focused Joint Study Agreement between HESS Indonesia and Institut Teknologi Bandung (ITB), targeting frontier potential in the West Timor Block.• Generated a detailed chronostratigraphic well correlation, supporting the development of a regional petroleum system model and informing early-phase exploration strategy.

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  Hess Indonesia - Pangkah Ltd

  Oct 2012 - Mar 2013

  Subsurface Development Geologist

  East Java Basin | Offshore Ujung Pangkah Field | Carbonate Reservoir• Selected for the competitive HESS Apprenticeship Program; trained under senior Geology Advisors in a dynamic, multicultural environment.• Developed key competencies in log interpretation, petrophysical analysis, offshore drilling operations, and static geological modeling.• Produced a detailed karstification risk map of the Kujung Formation, enabling the drilling team to proactively mitigate mud loss risks and optimize well placement strategies. Show less

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  VICO Indonesia

  Apr 2013 - Aug 2018

  Production/Development Geologist

  Kutai Basin | Mature Fields | Fluvio-deltaic, multi-layered clastic reservoirs.• Collaborated effectively with petroleum engineers, contributing to the generation of approximately 200 well intervention programs annually, enhancing production sustainability.• Worked cross-functionally with the Health, Safety, and Environment (HSE) Department to conduct geological studies and secure permits for produced water injection—successfully supporting the company’s zero water discharge policy.• Completed two key subsurface studies: 1. Shallow Reservoir Study – converted a potential drilling hazard into a profitable opportunity.2. Bypassed Reservoir Study – improved reserves per well, including 336,000 barrels of cumulative oil recovery from a bypassed zone to date.• Recognized with the “Best Presenter” award at the 2017 Knowledge Forum (VICO Indonesia – SKK Migas) for the presentation:Unlocking New Opportunities from Marginal Low Resistivity Reservoirs in Mutiara Field. Show less

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  PT Pertamina Hulu Indonesia

  Aug 2018 - now

  Kutai Basin | Mature Fields | Fluvio-deltaic, multi-layered clastic reservoirs.Key Achievements:• Leading the Subsurface Development Area 2 Team (Zone 9 – Balikpapan), guiding geologists and engineers in infill drilling and well intervention planning, while improving communication, task delegation, and team competency.• Managing a 3D seismic acquisition project in the Semberah Field (2025-2027), collaborating with experts from the Exploration Team and Exploration Technical Excellence Team at the headquarter to ensure technical integrity, subsurface alignment, and on-schedule delivery.• Providing strategic geoscience support to Well Operations and Drilling Departments, including well-trajectory planning and reservoir marker evaluations.• Developing and implementing risk management strategies to address drilling campaign challenges, offering measured and actionable recommendations.• Working closely with Production Engineering to analyze dynamic reservoir behavior and identify high-impact workover and intervention opportunities.• Mentoring new hires and interns, supporting their technical development, and ensuring smooth integration into the team. Show less Assigned to Subsurface Development Area 1 Team (Zone 9 – Balikpapan)Key Achievements:• Delivered ~15 high-quality infill drilling wells annually, integrating seismic, petrophysical, and geological data via Petrel and OpenWorks.• Supported over 80 well intervention programs per year, contributing to an estimated 292 MBOE in 2022. Incorporating reservoir surveillance data, petrophysical analysis, and subsurface studies.• Led a focused development initiative for shallow reservoirs (2019–2020), delivering 12 successful wells and adding 565 MBOE in reserves through reservoir remapping, well design, production strategy, and waterflooding plans.• Designed 10 cost-effective shallow wells during COVID-19, reducing well costs by 50% and exceeding production expectations by 150% — a low-cost, high-gain initiative during a critical business period.• Evaluated and prioritized projects including coal-bed methane (CBM) wells conversion, reservoir fracturing, pressure maintenance, and idle well reactivation, ensuring only technically and economically sound projects moved forward.• Improved reservoir depletion strategies by identifying optimal take points based on dynamic reservoir evaluation, minimizing unnecessary capital spending. Show less

  • Senior Development Geologist

    Jun 2023 - now

  • Development Geologist

    Aug 2018 - Jun 2023
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  The University of Edinburgh

  Sept 2023 - Aug 2024

  MSc GeoEnergy

  Inner Moray Firth, Scotland | North Sea | Exploration Prospects Repurposing for CCSDissertation Title:Is the Inner Moray Firth, Scotland, Viable for CO₂ Storage?An evaluation of 11/24B-4 (Wick Prospect) and 11/24A-2/2Z (Marcel Prospect) exploration wells.Mark: 80% (Distinction)Supervisor: Prof. Stuart Haszeldine OBE, FRSE, C.Geol.Director of Scottish Carbon Capture and Storage (SCCS) and Professor of Carbon Capture and StorageFocus Areas:• Carbon Capture and Storage (CCS)• CO₂ and hydrogen storage potential• Repurposing oil & gas fields for low-carbon energyKey Skills & Methods:• 3D seismic interpretation and structural mapping• Reservoir and caprock quality analysis• Volumetric estimation for CO₂ storage capacity• Risk register and uncertainty analysis Show less