Senior Reservoir Engineer

Total E&P Malaysia; Pahang; On-site; MYR 150,000 - 200,000; Full time

Job summary

A leading energy provider in Malaysia is seeking a Senior Reservoir Engineer to drive reservoir performance across a diverse portfolio of assets. The ideal candidate will have a Bachelor's or Master's degree in Geosciences or Petroleum Engineering, with a minimum of 10 years of experience in reservoir engineering. Responsibilities include leading reserves exercises, developing models, and ensuring compliance with regulatory standards. Join us in a dynamic subsurface environment with clear growth opportunities, contributing directly to strategic resource decisions.

Qualifications

• Minimum 10 years in reservoir engineering, field development, and management.
• Strong analytical strengths across reservoir engineering.
• Ability to mentor junior Reservoir Engineers.

Responsibilities

• Lead inputs for reserves exercises with proper documentation.
• Develop and update models for new and existing fields.
• Ensure compliance with regulatory frameworks and internal standards.

Skills

Reservoir engineering

Data management

Analytical skills

Cross-functional communication

Education

Bachelor's or Master's degree in Geosciences or Reservoir/Petroleum Engineering

Tools

MBAL

GAP

PROSPER

PETREL

Job description

Senior Reservoir Engineer

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

• 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.

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.

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