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ExxonMobil

Reservoir Engineer (Simulation)

Kuala Lumpur, Federal Territory of Kuala Lumpur, MYOperations

Listed on ExxonMobil’s official careers site. Listed as of October 18, 2026. Check that it is still open and apply there.

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Job description

About us At ExxonMobil, our vision is to lead in energy innovations that advance modern living while reducing emissions. As one of the world’s largest publicly traded energy and chemical companies, we are powered by a unique and diverse workforce fueled by the pride in what we do and what we stand for. The success of our Upstream, Product Solutions and Low Carbon Solutions businesses is the result of the talent, curiosity and drive of our people.

They bring solutions every day to optimize our strategy in energy, chemicals, lubricants and lower-emissions technologies. We invite you to bring your ideas to ExxonMobil to help create sustainable solutions that improve quality of life and meet society’s evolving needs. Learn more about our What and our Why and how we can work together. ExxonMobil in Malaysia In Malaysia, we host a global business and technology center in Kuala Lumpur that provides high-level information technology and engineering expertise to ExxonMobil’s Upstream, Product Solutions and Low Carbon Solutions businesses worldwide.

In the upstream, we have interests in two Production Sharing Contracts with PETRONAS, while in the Product Solutions business, we supply a portfolio of specialty chemical products to the marketplace. What role you will play in our team We are seeking qualified and experienced individuals to provide Reservoir Engineering technical support and expertise to optimize asset development and operations, leveraging reservoir engineering skills in reservoir description, development planning, opportunity generation and production optimization.

We are recruiting Reservoir Simulation Engineers with 5 to 15 years' experience to join our team. The role is based in Kuala Lumpur. In this role, you will work closely with our global Technical and Operations teams to support ExxonMobil’s global portfolio. The position may also require flexibility to work outside standard office hours when business needs arise, especially when coordinating with global stakeholders across multiple time zones.

What you will do The Reservoir Simulation Engineer is responsible for building, maintaining, and running dynamic reservoir models to predict reservoir performance and optimize field development plans. This role focuses on integrating surface and subsurface data into simulation models to support decision-making.

Key Responsibilities (include but are not limited to)

  • Develop and maintain dynamic reservoir simulation models (black oil, compositional)
  • Perform history matching and uncertainty analysis Forecast reservoir performance under various development scenarios
  • Evaluate enhanced oil recovery (EOR) and infill drilling opportunities using simulation
  • Integrate geoscience and production data into simulation workflows
  • Provide technical input for reserves estimation and field development planning
  • Collaborate with multi-disciplinary teams to ensure high quality work deliverables
  • Document and present simulation results to management and stakeholders About you

Skills and Qualifications

Bachelor’s or Master’s degree in Petroleum Engineering or related discipline 5–15 years of experience in reservoir simulation and modeling Expertise using industry-standard simulation software such as PETREL Eclipse, IX, tNav and CMG Strong Reservoir Engineering technical skills Excellent verbal and written communication and presentation skills. Preference will be given to those with the following additional skills / abilities: Demonstrated technical leadership and business skills and expertise to solve complex problems Meaningful mentoring experience Reservoir surveillance experience, field development and opportunity execution Innovative technical workflow or tool development Your benefits We are committed to providing benefits that are competitive and support the needs of our employees.

Apllication process We are committed to providing benefits that are competitive and support the needs of our employees. Application Process Please be informed that only shortlisted candidates will be notified, and you can find out more about our hiring process here. For more information about business solicitation and recruiting scams, please click here. We thank you for your interest in ExxonMobil. Stay connected with us Follow us on LinkedIn or subscribe to our channel at YouTube Equal Opportunity Employer ExxonMobil is an Equal Opportunity Employer.

All qualified applicants will be duly considered for employment. Voted Top 5 Graduates’ Choice of Employers in Malaysia for Oil and Gas category Nothing herein is intended to override the corporate separateness of local entities. Working relationships discussed herein do not necessarily represent a reporting connection, but may reflect a functional guidance, stewardship, or service relationship. Exxon Mobil Corporation has numerous affiliates, many with names that include ExxonMobil, Exxon, Esso and Mobil.

For convenience and simplicity, those terms and terms like corporation, company, our, we and its are sometimes used as abbreviated references to specific affiliates or affiliate groups. Abbreviated references describing global or regional operational organizations and global or regional business lines are also sometimes used for convenience and simplicity. Similarly, ExxonMobil has business relationships with thousands of customers, suppliers, governments, and others.

For convenience and simplicity, words like venture, joint venture, partnership, co-venturer, and partner are used to indicate business relationships involving common activities and interests, and those words may not indicate precise legal relationships.

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