Principal Reservoir Engineer

This role involves developing, directing, and applying advanced technical expertise in petrophysics to support the design, implementation, and optimization of reservoir evaluation processes.

As a Principal Reservoir Engineer, the position provides strategic leadership and technical authority in ensuring that products, technologies, and workflows meet defined performance standards and operational objectives.

Key Accountabilities:

• Technical Authority – Reservoir Engineering & Tight Gas :
• Serve as tight gas SME, providing expert guidance on reservoir characterization, stimulation, and production forecasting
• Act as Technical Authority (TA2) for reservoir engineering, ensuring adherence to Shell standards and technical integrity
• Define and deploy fit-for-purpose workflows, tools, and best practices across assets
• Provide expert input into well design, fracture diagnostics, and production surveillance
• Drive technology deployment and innovation, leveraging global learnings
• Define and assure Well & Reservoir Management and surveillance and data acquisition requirements to support development and safe operations

• Reservoir Engineering Delivery & Assurance:
• Hydrocarbon resource estimation, classification, and reporting in line with corporate and regulatory standards
• Integrated production and injection forecasts with clear uncertainty ranges
• High-quality reservoir simulation modelling and analytical evaluations
• Ensure calibration of models and volumes to actual field performance
• Deliver robust formation pressure predictions, pore pressure management, and reservoir risk assessments
• Ensure technical quality through formal peer reviews, assurance processes, and compliance with standards

• HSSE & Risk Management: Accountable for HSSE-critical reservoir engineering activities, i.e.
• Pore pressure prediction, H₂S prediction and associated risk management
• Ensure compliance with safety standards, and Life-Saving Rules

• Strategic Planning & Portfolio Stewardship:
• Contribute to and influence asset development strategies and long-term portfolio plans
• Support decision-making and investment cases with robust technical inputs
• Align subsurface outcomes with portfolio value delivery and business objectives
• Support JV governance and stakeholder engagements
• Support the Portfolio Growth opportunities in Oil and Gas assets under the ambit of Shell Oman

• Integration & Stakeholder Management:
• Lead integration across subsurface, wells, facilities, and operations
• Act as a key interface with JV partners, regulators, and internal technical authorities
• Build strong alignment between asset teams and corporate functions

• Leadership & Capability Development:
• Lead, coach, and develop reservoir engineering talent and tight gas capability
• Provide guidance on competency development, succession planning, and resource deployment
• Foster a culture of technical excellence, assurance, and continuous improvement
• Promote knowledge sharing and external engagement

Skills & Competencies

• Strong Reservoir Engineering Skills with demonstratable expertise to Mastery level competencies in :
• Reservoir performance evaluation and forecasting with reference to tight gas and conventional oil and gas development related to multiple recovery mechanisms.
• Resource estimation and reserves reporting
• Reservoir Simulation Modelling and Uncertainty Management
• Evaluate/manage impact of key subsurface uncertainties
• Reservoir Engineering HSE Critical activities such as Managing Pore Pressure and H2S prediction
• Production Forecasting: generating production (and injection) forecasts for all fluids produced and injected with uncertainty ranges, using the appropriate tools and techniques

Experience & Qualifications:

• Degree in Petroleum Engineering or related discipline (Master’s preferred)
• 20+ years experience in Reservoir Engineering
• Demonstrated expertise in tight gas / unconventional reservoirs
• Experience in JV environments and complex asset portfolios
• Certified Reservoir Engineering TA2 (mandatory)

Company Description

Shell in Oman has been a partner in the country’s remarkable development and progress over the last several decades. In Shell, we have been providing pioneering technologies and expertise in the energy industry and creating value for the community that we have proudly been long part of.

An innovative place to work

There’s never been a more exciting time to work at Shell.

Join us and you’ll be adding your talent and imagination to a business with the ambition to shape the future – whether by investing in oil, gas and renewable energy to meet demand, exploring new ways to store energy, or developing technology that helps the world to use energy more efficiently, everyone at Shell does their part.

An inclusive place to work

To power progress, we need to attract and develop the brightest minds and make sure every voice is heard. Here are just some of the ways we are nurturing an inclusive environment – one where you can express your ideas, extend your skills, and reach your potential.

• We’re creating a space where people with disabilities can excel through transparent recruitment process, workplace adjustments and ongoing support in their roles. Feel free to let us know about your circumstances when you apply, and we’ll take it from there.
• We’re closing the gender gap – whether that’s through action on equal pay or by enabling more women to reach senior roles in engineering and technology.
• We’re striving to be a pioneer of an inclusive and diverse workplace, promoting equality for employees regardless of sexual orientation or gender identity.
• We consider ourselves a flexible employer and want to support you finding the right balance. We encourage you to discuss this with us in your application.

A rewarding place to work

Combine our creative, collaborative environment and global operations with an impressive range of benefits and joining Shell becomes an inspired career choice.

We’re huge advocates for career development. We’ll encourage you to try new roles and experience new settings. By pushing people to reach their potential, we frequently help them find skills they never knew they had, or make career moves they never thought possible.

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