Eng Staff Reservoir in Houston, United States

at Occidental Petroleum
Location Houston, United States
Date Posted January 24, 2019
Category Reservoir Engineer
Job Type Permanent


Occidental Petroleum Corporation (NYSE: OXY) is an international oil and gas exploration and production company, and its OxyChem subsidiary is a major North American chemical manufacturer. We are one of the largest U.S. oil and gas companies, based on equity market capitalization, with more than 40,000 employees and contractors worldwide. Our greatest asset has been and will continue to be our people. We are looking for an experienced and motivated individual to fill the position of a Reservoir Engineer within our Permian Resources Texas Delaware Basin Business Unit based in Houston, Texas.

The Reservoir Engineer is a critical member of a multi-disciplined team to maximize value through capital investment and application of reservoir management skills to optimize base production. The responsibilities also include providing production forecasting for the annual budget and booking reserves.

Key Activities:
Base Production Optimization:
Work with Reservoir Management Team (RMT) production engineers, geologists, and operators to enhance existing base production through identification of production optimization projects (well enhancement, refracs, recompletions, lift revisions)
Participate in production surveillance effort through monthly well monitoring and periodic multi-disciplinary well reviews.
Evaluate well performance relative to expectations and offset operators.

Reserves Management & Business Planning Support:
Responsible for reserves base and wedge profiles, ensuring accuracy of costs in reserves model, supporting reserve reviews.
Support RMT business planning efforts, assuring PEEP (economics & reserves model) is consistent with current depletion, approved wedge investment, and probable/possible reserve cases. Assures PEEP contains appropriate drilling and workover project data.

Project Economic Evaluations, Proposals, and Project Execution:
Act as project manager in execution of development plans
Prepare and submit all required economics, documentation and justification for Approval for Expenditures (AFE’s) for projects.
Support business development and other technical analysis teams to maximize value of the asset.

OBO and Working Interest Owner Engagement:
Analyze OBO proposals and make participation recommendations.
Prepare / submit necessary documentation for projects involving partners.
Prepare and present project recommendations and status updates as needed in support of working interest owner requirements and requests.


B.S. or higher degree in Engineering
5+ years prior reservoir engineering experience in unconventional forecasting and reserve booking
Ability to demonstrate an understanding of basic technical principles, theories and concepts within Reservoir Engineering including, but not limited to, material balance, production surveillance, and performance forecasting.
Ability to analyze, plan, justify, and execute capital drilling and workover projects in stacked pay and heterogeneous reservoir settings.
Able to perform economic evaluations of complex development objects including risk analysis.
Understanding of O&G; finance in relation to reserves and economic evaluations.
High proficiency in PEEP and Excel. Ability to learn new software systems.
Ability to interact effectively with team members and working interest partners; good interpersonal skills with informal leadership and mentoring capabilities.
Excellent communication and presentation skills.
Experience in various depositional environments and depletion mechanisms desired.
Ability to build numerical models (Eclipse, VIP) for scenario analysis preferred.

Occidental is an Equal Opportunity Employer/Individual with Disability/Veteran Status

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