Engineering – Reservoir Engineer/Advisor III

About this role

ABNL Limited is seeking a Senior Reservoir Engineer/Advisor III on a contract basis in Lagos. The role involves delivering quality reservoir studies, supporting field development planning, building numerical reservoir models, and guiding pilots to improve oil and gas recovery and profitability. It includes coaching junior reservoir engineers, working in multi-disciplinary teams, and contributing to reserves coordination, new business development, budget management, and competency development. The position may be assigned to Corporate or Asset teams and requires experience in reservoir engineering, modelling, and well/reservoir performance analysis. The job emphasises mentoring, data analysis, and developing field development options within the Seplat environment.

What you would do

• Generate quality reservoir studies and field development plans within integrated study teams.
• Coordinate field development planning and integrated studies, including dynamic modelling and economic assessments.
• Lead surveillance activities and reservoir definition for assigned reservoirs or fields.
• Conduct conventional reservoir engineering and simulation studies to identify optimum recovery and update development plans.
• Provide guidance and best practices to less experienced team members.
• Oversee data collection and modelling related to reservoir pressure, fluid properties, and core analysis.
• Evaluate and implement oil recovery enhancement techniques (e.g., waterflood, gas injection, gas lift).
• Prepare and present field reviews and development proposals; monitor production and maximise recovery.
• Establish and update reservoir management strategies; participate in scope and content definition of studies.
• Coach and mentor junior engineers and ensure adherence to HSE policies and contract management duties.

What they are asking for

• University degree in Engineering or equivalent.
• 8 to 12 years’ relevant experience, including at least 8 years as a reservoir engineer in an operating company.
• Experience in reservoir simulation, data acquisition and management, and well/reservoir performance analysis.
• Knowledge of material balance, DCA, PTA, BHP, and reservoir modelling workflows.
• Experience with waterfloods, gas injection, and well planning in a multidisciplinary setting.
• Familiarity with HSE considerations in well management, and ability to lead and mentor teams.

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