EY
Upstream Reservoir Engineer - Oil & Gas - Senior Manager - Consulting - Location
EY, Chicago, Illinois, United States, 60290
Upstream Reservoir Engineer - Oil & Gas - Senior Manager - Consulting
Location: Anywhere in Country
Overview At EY, we are looking for an experienced and forward‑thinking Upstream Reservoir Engineer to join our growing consulting practice. This role offers the opportunity to work with leading energy clients on complex reservoir challenges, leveraging your technical expertise to deliver high‑impact solutions. You’ll collaborate with multidisciplinary teams to support strategic decision‑making, optimize asset performance, and contribute to digital transformation initiatives across the upstream value chain.
Key Responsibilities
Lead the delivery of complex processes and solutions, focusing on quality and risk management.
Manage client relationships and lead engagements from planning through execution and closure.
Develop resource plans and budgets for engagements, ensuring engagement economics are effectively managed.
Provide leadership and direction to team members, offering feedback and guidance to enhance performance.
Skills and Attributes for Success
Provide technical leadership in reservoir engineering engagements, including reservoir modeling, production forecasting, and reserves evaluation.
Design and validate production calculations, ensuring accuracy and consistency across client deliverables.
Apply advanced analytical techniques to evaluate reservoir performance across a variety of asset types, including unconventional plays.
Utilize tools such as Aries, ComboCurve, and Mosaic.
Collaborate with geoscientists, data scientists, and business consultants.
Contribute to the development of thought leadership, methodologies, and accelerators within the Energy sector practice.
Proven experience in managing complex projects and delivering results.
Strong analytical skills for complex problem solving.
Demonstrated leadership capabilities in guiding teams and managing change.
Qualifications
Bachelor’s degree required (Master’s preferred).
5–7 years of relevant experience.
Strong proficiency in Aries, ComboCurve, Mosaic, and other reservoir engineering and forecasting tools.
Demonstrated ability to design and review production forecasting calculations with technical rigor.
Experience with reserves reporting and familiarity with SEC and PRMS guidelines.
Preferred Qualifications
Strong negotiation and influencing skills.
Emotional agility for complex interpersonal dynamics.
Experience in hybrid collaboration environments.
Prior consulting experience or strong client‑facing aptitude.
Familiarity with digital oilfield technologies, data analytics, and cloud‑based platforms.
Excellent communication and presentation skills.
Proactive, collaborative mindset and passion for innovation.
What We Offer We offer a comprehensive compensation and benefits package, flexible hybrid work model, generous vacation policy, and a diverse, inclusive culture.
Equal Employment Opportunity EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity, pregnancy, genetic information, national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law. EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans. If you have a disability and either need assistance applying online or need to request an accommodation, please contact EY Talent Shared Services Team.
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Overview At EY, we are looking for an experienced and forward‑thinking Upstream Reservoir Engineer to join our growing consulting practice. This role offers the opportunity to work with leading energy clients on complex reservoir challenges, leveraging your technical expertise to deliver high‑impact solutions. You’ll collaborate with multidisciplinary teams to support strategic decision‑making, optimize asset performance, and contribute to digital transformation initiatives across the upstream value chain.
Key Responsibilities
Lead the delivery of complex processes and solutions, focusing on quality and risk management.
Manage client relationships and lead engagements from planning through execution and closure.
Develop resource plans and budgets for engagements, ensuring engagement economics are effectively managed.
Provide leadership and direction to team members, offering feedback and guidance to enhance performance.
Skills and Attributes for Success
Provide technical leadership in reservoir engineering engagements, including reservoir modeling, production forecasting, and reserves evaluation.
Design and validate production calculations, ensuring accuracy and consistency across client deliverables.
Apply advanced analytical techniques to evaluate reservoir performance across a variety of asset types, including unconventional plays.
Utilize tools such as Aries, ComboCurve, and Mosaic.
Collaborate with geoscientists, data scientists, and business consultants.
Contribute to the development of thought leadership, methodologies, and accelerators within the Energy sector practice.
Proven experience in managing complex projects and delivering results.
Strong analytical skills for complex problem solving.
Demonstrated leadership capabilities in guiding teams and managing change.
Qualifications
Bachelor’s degree required (Master’s preferred).
5–7 years of relevant experience.
Strong proficiency in Aries, ComboCurve, Mosaic, and other reservoir engineering and forecasting tools.
Demonstrated ability to design and review production forecasting calculations with technical rigor.
Experience with reserves reporting and familiarity with SEC and PRMS guidelines.
Preferred Qualifications
Strong negotiation and influencing skills.
Emotional agility for complex interpersonal dynamics.
Experience in hybrid collaboration environments.
Prior consulting experience or strong client‑facing aptitude.
Familiarity with digital oilfield technologies, data analytics, and cloud‑based platforms.
Excellent communication and presentation skills.
Proactive, collaborative mindset and passion for innovation.
What We Offer We offer a comprehensive compensation and benefits package, flexible hybrid work model, generous vacation policy, and a diverse, inclusive culture.
Equal Employment Opportunity EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity, pregnancy, genetic information, national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law. EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans. If you have a disability and either need assistance applying online or need to request an accommodation, please contact EY Talent Shared Services Team.
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