Senior Reservoir Engineer

Reports to: Deputy Manager, Land Assets

Direct Reports:

• N/A

Total Team Size: N/A

Third Party Staff: N/A

JOB SUMMAR

YTo provide reservoir engineering expertise across the asset lifecycle, integrating subsurface and surface data to support reservoir analysis, optimize production, and maximize hydrocarbon recovery. The role contributes to field development planning, reservoir characterization, reserves estimation, and technical assurance to drive efficient operations and sustainable value creation

.
QUALIFICATIONS & EXPERIENCE REQUIREMEN

TSMinimum Qualificatio

• n:Bachelor’s degree in engineering, Petroleum, Chemical or a related disciplin
• e.Minimum Years of Experience and Relevant Area
• s:At least 8-12 years of relevant engineering experience in Oil & Gas Upstream Operating or Servicing Compan

y.
Proven Experience

• in:Exploration & Production (E&P) – including Data Room participation, application of standard workflows, and best practices for subsurface studies and reservoir asset developm
• entField Development Planning (FDPs) - including well placement, depletion strategy design, and economic evaluation (NPV/IRR delive
• ry)Integrated Asset Teams - data integration and interpretation (well tests, PVT, logs, production, core data) to support robust reservoir models, field surveillance and management by collaborating with geoscience, drilling, and production functions to deliver aligned field development outcom
• es.Identifying & Managing Reservoir Uncertainties - delivering risk-based development strategies and probabilistic forecasts (P10 – P
• 90)Mature Field Management and Brownfield Optimization - including decline management and recovery factor improvem
• entCompliance & Standards – application of international and national regulations, including Society of Petroleum Engineers (SPE) Petroleum Resources Management System (PRMS) guidelines, Nigeria National Standards for Reserves Reporting (NNS), Health, Safety & Environment (HSE), ISO, Total Quality Management (TQM) standar

ds.
Any Additional Qualifications / Certifications or Experience (Desirable but not essenti

• al):Advanced degree (e.g., PhD, master’s degree is in Petroleum engineering or related engineeri
• ng).Registered Engineer with the Council for the Regulation of Engineering in Nigeria (COR
• EN).Corporate Member, Nigerian Society of Engineers (
• NSE)Certifications in Project Management (e.g., Project Management Professional (PMP) or PRINCE2, e

tc).
BEHAVIORAL AND TECHNICAL COMPETENCIES REQU

IRED:Behavioural Competen

cies:Leadership and People Develo

• pmentCoaches, mentors, and builds high-performing multidisciplinary teams by providing feedback, growth opportunities, and accountability frameworks, so that technical capability, engagement, and delivery standards are consistently strength

ened.
Tactical Th

• inkingPlans and aligns engineering priorities with short- and mid-term business objectives by anticipating operational risks, resource needs, and improvement opportunities, to ensure that all upstream business activities remain responsive, efficient, and fully aligned with the company’s strategic dire

ction.
Decision-Making & Account

• abilityMakes sound, timely decisions under pressure by analysing data, balancing options, and taking ownership of outcomes, so that project risks are minimized and results are delivered with conf

idence.
Collaboration & Stakeholder Ma

• nagementBuilds strong partnerships across functions, contractors, partners, regulators, and leadership by engaging openly and aligning expectations, so that execution is seamless, trust is reinforced, and stakeholder confidence is mai

ntained.
Communication &

• InfluenceConveys complex technical and business information clearly and persuasively to diverse audiences, tailoring style for executives, regulators, or partners, so that decisions are well-informed and alignment is

achieved.
Problem-Solving & Critica

• l ThinkingIdentifies risks and complex challenges early, applies structured approaches, and develops effective solutions, so that delays, cost overruns, and safety issues are

prevented.
Change Leadership & Innovat

• ion MindsetDrives process improvement and adoption of digital tools by encouraging innovation and continuous learning, so that efficiency and reliability in subsurface operations ar

e improved.
Ethics, Safety &am

• p; IntegrityDemonstrates unwavering commitment to safety culture, ethical practices, and compliance with regulations, to ensure all works are done in a safe manner to protect people, the environment, and corporate

reputation.
Technical

Competencies:Subsurface Evaluations and Multidisciplinar

• y IntegrationApplies mastery of petroleum engineering principles and standards in reservoir modeling, fluid mechanics, well interventions, drilling & completion operations, field/well surveillance, reserves estimation and production optimization by reviewing and guiding subsurface works and integrating large datasets across different functions, so that technical solutions are sound, safe, and fit

-for-purpose.
Quality Assurance

• & ControlApplies robust QA / QC processes to reservoir engineering works, so that designs and outputs meet integrity, constructability, and reliabil

ity standards.
Project and Operati

• onal ManagementApplies structured planning and monitoring tools for projects, risk assessment, budgeting, quick problem-solving so that projects are executed on time, within budget, and to re

quired quality.
Risk Management & Health, Safety & E

• nvironment (HSE)Identifies, assesses, and mitigates engineering and operational risks through proactive HSE practices, so that incidents are minimized and compliance with regulatory laws and stand

ards is assured.
Contract &

• Vendor ManagementProvides technical input into procurement, vendor evaluation, and contract oversight, so that supply chain performance aligns with project requirements and delivers

long-term value.
Data-Driven Tools and So

• ftware ProficiencyUtilizes digital platforms, industry standard software such as tNavigator, Petrel, Petrel RE, ECLIPSE, IPM, Saphir, OFM, etc for production modelling, reservoir modelling & simulation studies, and production data analysis to test development concepts and optimize oil and gas recovery schemes, so that efficiency improves, errors reduce, and data-driven deci