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Experienced Unconventional Reservoir Engineer

ExxonMobil Holdings

Spring, TX · Posted October 16, 2026

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About the job

About us

At ExxonMobil, our vision is to lead in energy innovations that advance modern living and a net-zero future. 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 .

About The Role

The Advanced Reservoir Engineer role serves as a trusted technical expert, providing reservoir engineering guidance and support throughout all phases of Unconventional asset development and operations. From evaluating new opportunities to optimizing mature-field performance, this role leads complex studies, influences development planning, and delivers actionable insights that maximize resource recovery and asset value. The position champions innovation through technology deployment, mentors peers, and partners with geoscience, drilling, production, and facilities teams to achieve safe, efficient, and economically successful outcomes.

What We Look For

Skills and Qualifications

Bachelor’s degree in Engineering required - preferably Petroleum, Chemical, or Mechanical

A minimum of 3 years and maximum of 15 years of industry work experience in Unconventional Reservoir Engineering (Bakken, Permian, Eagle Ford, Scoop Stack, Appalachia, Haynesville, Utica, Woodford/Barnett, etc.)

Demonstrated work experience in unconventional developments

Ability to complete decline curve analysis, develop drillwell locations, perform economic evaluations, and prepare area for reserve report review

Strong computer proficiency and familiar with industry software

Candidates should be self-motivated and focused on achieving business results while working in a multi-disciplinary team. Demonstrated teamwork, communication and leadership skills are essential

Preferred Qualifications/ Experience

Proficiency with Spotfire, ComboCurve, and ARIES, Hamony, KAPPA, WiseRock

Foundational reservoir engineering skills, such as competency in rock and fluid properties

Experience integrating advanced diagnostic and/or reservoir simulation work products into reservoir engineering analysis

Experience using public datasets for reservoir engineering analysis

Data analytics

Industry knowledge

Demonstrated work experience with performing acquisition evaluations

Your Benefits

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.

More information on our Company’s benefits can be found at www.exxonmobilfamily.com

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.