2026USH Reservoir Technology Development Engineer

Exxon Mobil Corporation; Spring (TX); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Pension Plan

Savings Plan

Workplace Flexibility

Medical/Dental/Vision plans

Job summary

The Reservoir Engineer - Advanced role at ExxonMobil is based at the Spring, Texas campus. You will apply advanced reservoir engineering, computational methods, and data science to support asset development and operations across new and mature fields.

You will mentor junior engineers, collaborate across teams, and help deploy innovative workflows and technologies to improve reservoir performance and value, including uncertainty quantification and history matching strategies.

Qualifications

• Ph.D. in Petroleum Engineering (≤3 years from graduation).
• Proficiency in computational and data science methods for reservoir simulation.
• Experience with numerical PDE-based methods for reservoir problems.
• Strong teamwork, communication, and leadership abilities.
• Preferred: ML/AI experience and Python or prototyping languages.
• Preferred: INTERSECT or Petrel RE experience.
• Familiarity with uncertainty quantification and history matching.

Responsibilities

• Apply reservoir engineering, computational and data science skills to predict reservoir performance.
• Develop innovations across upstream and low-carbon businesses to support strategic goals.
• Collaborate with teams to identify unmet needs in reservoir simulation capabilities.
• Support commercialization of solutions through IT and other channels.
• Act as SME in reservoir simulation and advise staff across business units.
• Engage with universities and professional conferences.

Skills

Reservoir engineering

Computational methods

PDE solving

Teamwork & leadership

Python

ML/AI (preferred)

INTERSECT / Petrel RE (preferred)

Uncertainty quantification

Education

PhD in Petroleum Engineering

Tools

Python

INTERSECT / Petrel RE

Job description

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Location: Spring, TX, US, 77389

Company Name: ExxonMobil

About us

For well over a century, ExxonMobil has been at the heart of creating and growing a modern world. We embrace the power and promise of technology, pushing the boundaries of what's possible. For billions around the world, lives are better and last longer because of the innovative problem solving and reliable energy we provide. And when it comes to developing industrial solutions to reduce carbon emissions, ExxonMobil is truly the leader.

We don't stop at "good enough." We are committed to doing what's right, even if it's difficult or unpopular. We hold ourselves to high standards, challenge what's possible and invest in innovation to meet society's critical needs.

Real change begins with bold questions, drive, and ambition. Here, your talent, determination and contributions shape how far you'll go and the impact you'll make along the way.

Our future success depends on exceptional people. We invest in developing talent through meaningful work, challenging assignments, mentorship, and experiences that help build the next generation of leaders.

Our Culture

We are uniquely ExxonMobil. Integrity, care, excellence, resilience and courage, these core values determine how we work every day. At ExxonMobil, our values aren't just words— they're how we show up, focused on delivering the right answer, the right way, every day.

Job Role Description

The Reservoir Engineer - Advanced delivers independent and integrated reservoir support to all stages of asset development and operations for new and mature fields, including project technical support and technology deployment. This role is expected to apply advanced reservoir engineering concepts, customize workflows, and mentor junior engineers.

What You Will Do

Key Responsibilities:

As a Reservoir Engineer in Technology Development, you will:

• Apply your reservoir engineering, computational, and data science skills to innovate and advance our understanding and ability to predict reservoir performance.
• Develop innovations that will be implemented across our upstream and low-carbon businesses to support our strategic goals.
• This role is based at the ExxonMobil campus in Spring, Texas.

Primary Duties

• Collaborate with ExxonMobil business units, subject matter experts, and other stakeholders to identify unmet needs in reservoir simulation capabilities.
• Work with team members to develop and mature solutions addressing these needs.
• Support the commercialization of solutions through IT and other channels.
• Serve as a subject matter expert (SME) in reservoir simulation technology, advising business unit staff on advanced applications.
• Engage with external entities such as university consortia and professional conferences.

What We Look For

Qualifications and Skills

Required:

• Ph.D. in Petroleum Engineering (less than 3 years from graduation).
• Proficiency in computational and data science methods for solving reservoir simulation and fluid mechanics problems.
• Experience with computational methods for solving partial differential equations (PDE).
• Demonstrated ability to work in multi-disciplinary teams, with strong teamwork, communication, and leadership skills.

Preferred:

• Experience with machine learning (ML) or artificial intelligence (AI).
• Proficiency in Python or other software prototyping languages.
• Experience with INTERSECT / Petrel RE.
• Familiarity with uncertainty quantification, assisted history matching, reduced-order modeling, or surrogate modeling.

Pension Plan: Enrollment is automatic and at no cost to you. The basic benefit is a monthly annuity to be paid to you in retirement for the rest of your life.

Savings Plan: You can contribute between 6% and 20% of your pay and are encouraged to enroll right away. If you contribute at least 6% to your savings plan, the Company will contribute a 7% match.

Workplace Flexibility: We have several programs such as “Flex your Day”, providing ad-hoc flexibility around when and where you work, as well as longer-term programs such as leaves of absence and part-time work.

Comprehensive medical, dental, and vision plans.

Culture of Health: Programs and resources to support your wellbeing.

Employee Health Advisory Program: Provides confidential professional counseling for you and your family, including tools and resources promoting mental health and resiliency at no additional cost to you.

Disability Plan: Income replacement for when you cannot work due to illness or injury occurring on or off the job. Enrollment is automatic and at no cost to you.

Please note benefits may be changed from time to time without notice, subject to applicable law.

Alternate Location:

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.

Nearest Major Market: Houston

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