Context & Environment

Are you ready to drive reservoir performance across a diverse portfolio of Malaysian assets?

We are seeking a highly skilled Senior Reservoir Engineer to join our Subsurface department. This role is central to reserves assurance, long - term forecasting, regulatory compliance and technical integration across operated and non - operated fields.

Activities

Your Impact

As a key member of the Strategy, Portfolio & Performance (SPP) team, you will:

• Lead inputs for ARPR, AMIR and ARR reserves exercises, ensuring high - quality documentation and technical justification.
• Develop and update Prosper / MBAL / GAP models for new and existing fields, including acquisitions and non - operated opportunities.
• Build, maintain and routinely update the Sarawak Integrated Network Model, incorporating DCA, FRF, scout profiles and long - term PHASER forecasts to support strategic decisions (QRs, MRs, Comgate).
• Provide consistent production profiles to Surface Development, New Ventures, EXPLO and DRO teams for MPM and internal validation milestones.
• Participate in ARPR/ARR engagements and support training and update workshops.
• Ensure compliance with PETRONAS MPM regulatory frameworks, internal standards and SEC reserves guidelines.
• Maintain strong collaboration with HQ Reserves, MPM, Subsurface teams and JV partners for alignment on reserves, LTP and budget exercises.

Candidate Profile

What We Are Looking For

• Bachelor's or Master's degree in Geosciences or Reservoir/Petroleum Engineering.
• Minimum 10 years in reservoir engineering, field development and field management. Experience in exploration, appraisal and data management is preferred.
• Strong analytical strengths across operational and development reservoir engineering.
• Proficiency in MBAL, GAP, PROSPER, PETREL and dynamic simulation workflows.
• Broad understanding of Geophysics, Geology and Production Technology.
• Effective communication in cross - functional teams.
• Ability to mentor and support junior Reservoir Engineers.

Additional Information

TotalEnergies values diversity, promotes individual growth and offers equal opportunity careers.

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Why TotalEnergies?

At TotalEnergies EP Malaysia, you will work in a highly dynamic subsurface environment with clear growth opportunities, play a pivotal role in strategic resource maturation and Malaysian gas value chain decisions, and contribute directly to a world - class reserves governance and forecasting framework.