Reservoir Engineer

4 weeks ago

London, Greater London, United Kingdom Assala Energy Full time

Job Summary

Assala Energy is a dynamic Oil and Gas Exploration and Production company with a strong presence in Gabon. We are seeking an experienced Reservoir Engineer to support the development of our mature assets.

Key Responsibilities

  • Maintain and history match simulation models using the Schlumberger Petrel software platform.
  • Monitor fluid contact movements in mature assets to identify infill drilling and workover targets.
  • Evaluate incremental reserves, prepare production profiles, and perform economic analysis in support of multi-well field redevelopment campaigns.
  • Closely follow real-time drilling operations and contribute reservoir engineering recommendations at critical decision points.
  • Compile post-well analyses including productivity prognoses, recommend production cap rates constraints, and identify opportunities for continuously improving the dynamic model.
  • Evaluate facilities debottlenecking opportunities, including sensitivities on water and gas injection capacity.
  • Prepare asset production profiles for quarterly reporting, annual budget, and reserves audits, using dynamic modelling, material balance, and DCA techniques.
  • Analyse well test and PVT information to diagnose productivity index and reservoir limits.
  • Support Exploration team with conceptual development planning and preparation of scoping production profiles.
  • Collaborate closely with Geology, Petrophysics and Geophysics colleagues to maintain an open and iterative workflow for the continued improvement of Static and Dynamic Petrel models from concept through to simulated resource estimation.
  • Represent the company at technical and operating committee meetings, workshops and industry technical conferences.
  • Support dynamic modelling and history matching peer reviews.

Requirements

  • A Master's Degree in Petroleum Engineering.
  • Extensive experience as a Reservoir Engineer or Petroleum Engineer in diverse operating environments.
  • Experience in mature field redevelopment on assets with high well-counts and extensive production history.
  • Experienced with drilling operations and completions planning - including real-time operational decision making.
  • Sound knowledge of Geology, Petrophysics, Drilling and Completions, and Process Engineering disciplines.
  • Expertise with Schlumberger Petrel RE software, including uncertainty management workflows.
  • Experience with nodal analysis, material balance, well test interpretation, PVT and special core analysis, including competence with PETEX and Saphir software.
  • Good communication skills and the ability to present complex material to technical and non-technical audiences.
  • A good balance of pragmatism and innovation.
  • Experience in compiling detailed and thorough technical reports and presentations.
  • Familiarity with basic French technical terminology as encountered from time to time in technical reports and partner/government meetings and communications.

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