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Assistant Reservoir Jobs (NOW HIRING)

Reservoir Engineer Position Summary This position is responsible for conducting Reservoir ... and assist with permitting and execution of the work * Evaluate performance of production and ...

The firm's teams maintain a talented pool of analysts to assist in data loading, data manipulation ... The Reservoir Engineer will also work closely with the geoscience teams as needed on specific ...

... and assist with permitting and execution of the work * Evaluate performance of production and ... Collect reservoir data, analyze well logs and well tests, and develop reservoir conceptual models ...

Reservoir Engineer Position Summary This position is responsible for conducting Reservoir ... and assist with permitting and execution of the work * Evaluate performance of production and ...

Senior Reservoir Engineer

Denver, CO ยท On-site

$134K - $202K/yr

The Sr. Reservoir Engineer may also perform exploration and A&D evaluations and assist in the corporate reserves and planning processes. This position collaborates closely with the broader ...

The Sr. Reservoir Engineer may also perform exploration and A&D evaluations and assist in the corporate reserves and planning processes. This position collaborates closely with the broader ...

... and assist with permitting and execution of the work * Evaluate performance of production and ... Collect reservoir data, analyze well logs and well tests, and develop reservoir conceptual models ...

... and assist with permitting and execution of the work * Evaluate performance of production and ... Collect reservoir data, analyze well logs and well tests, and develop reservoir conceptual models ...

... and assist with permitting and execution of the work * Evaluate performance of production and ... Collect reservoir data, analyze well logs and well tests, and develop reservoir conceptual models ...

Sr Reservoir Engineer

Denver, CO ยท On-site

$200K - $230K/yr

The Senior Reservoir Engineer is responsible for conducting technical and commercial analysis to ... in peer assist groups Education and Experience: ยท Bachelor of Science degree in petroleum ...

The Reservoir Engineer is responsible for assisting in delivery of safe, efficient, and reliable ... Consult with Design/Technical Engineer role as required to optimize the technical design. Assist in ...

Advance reservoir understanding through seismic mapping, well log correlation, and general subsurface data integration * Assist reservoir modelers to integrate new data and interpretation into the ...

Advance reservoir understanding through seismic mapping, well log correlation, and general subsurface data integration * Assist reservoir modelers to integrate new data and interpretation into the ...

... assist our clients in their reserves audits, evaluations or certifications. In addition, there is a growing necessity to establish and integrate data analytic tools that lead to informed decisions in ...

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Infographic showing various Assistant Reservoir job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 21% Part Time, 1% Temporary, and 3% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Senior Reservoir Analyst

Oklahoma City, OK โ€ข On-site

WARWICK INVESTMENT GROUP
Finance and Insuranceย โ€ขย 51 - 200 employees

$81K - $108K/yr

Full-time

Re-posted 22 days ago


Job description

Warwick Investment Group is a private equity firm focused on investing in real assets. With approximately $1.5 billion in managed assets and a growing team of professionals, Warwick combines industry expertise with innovative technology, data analytics, and machine learning to drive intelligent investment decisions and maximize asset value.

Data is embedded in every aspect of our business. We leverage extensive public and private datasets to identify opportunities, optimize asset management strategies, and continuously evaluate risk.ย  This position offers a unique opportunity to work cross-functionally with multiple departments while expanding your knowledge of the oil and gas industry.

JOB OVERVIEW


Warwick is seeking an experienced Reservoir Engineering Analyst to add to the Cross-Basin Subsurface team. The primary responsibility of this role is to provide data management, analytics, reporting, and quality control for relevant reservoir engineering data to support reservoir engineers in field optimization, asset development, and acquisition and divestiture evaluations. We are targeting candidates with a passion for integrating high quality subsurface data to make data informed development decisions. The individual in this role will work with all members of our fully integrated team including Geology, Operations, GIS, Data Science, Land, Accounting, and Investments.


JOB RESPONSIBILTIES

  • Maintain ARIES databases to a high level of currency and data accuracy, including managing 3P property cases, updating assumptions, and delivering accurate cash flow runs
  • Work cross functionally to ensure reservoir engineering data consumed by other departments is current, accurate, and is appropriately applied for the use
  • Assist reservoir engineers with creating or updating ARIES cases for well proposal AFE evaluations and help manage impacts of operated and non-operated development plans on 3P inventory
  • Design and implement Quality Control checks to maintain data integrity
  • Identify current needs for reservoir engineering tools and work to design and implement tools to effectively and efficiently meet consumer needs
  • Ability to create analytical tools for the reservoir engineering department using tools such as Spotfire and PowerBI
  • Create and maintain reservoir engineering standard operating procedures and process documents
  • Conduct necessary reporting to other disciplines and to leadership
  • Cross train to support other reservoir engineering workflows such as corporate reserves and A&D evaluations

QUALIFICATIONS

  • ย Bachelorโ€™s degree required
  • 5+ years of multi-basin reservoir engineering analyst experience, preferred both operated and non-operated environments
  • Experienced in ARIES, Microsoft Access, Spotfire, and Enerdeq/Enverus
  • Experience in ComboCurve, Whitson, SQL, and PowerBI is a plus
  • Strong data management skills
  • Strong attention to detail and proactive approach to problems
  • Ability to manage multiple projects/initiatives at once and operate in a fast-paced environment
  • Must have demonstrated experience working with multidisciplinary teams with a proven record as a strong team player
  • Ability to interact and communicate effectively with individuals across disciplines
  • Highly motivated self-starter with the aptitude to innovate and be open to new ideas
  • Ability to demonstrate sound judgment and progress projects in ambiguous situations
    ย