Oando PLC is one of Africa’s largest integrated energy solutions providers with a proud heritage. It has a primary listing on the Nigerian Stock Exchange and a secondary listing on the Johannesburg Stock Exchange. With shared values of Teamwork, Respect, Integrity, Passion and Professionalism (TRIPP), the Oando Group comprises six companies who are lea...
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Job Summary
To proficiently provide geological inputs in the identification, evaluation, maturation and drilling of hydrocarbon prospects in Oando Energy Resources (OER) operated and non-operated assets for reserve growth and company’s sustainability.
Key Responsibilities Areas (KRAs) and Initiatives
Self-Leadership and Technical Mentoring
- Develop interns and junior geologists through structured mentoring and on-the-job training, so that technical skills are enhanced, capability gaps are reduced, and safe, efficient operations are maintained.
- Foster collaboration through regular peer meetings and open communication platforms, so that knowledge flows seamlessly and best practices are promoted.
- Provide guidance and feedback on assigned tasks to interns and junior geologists, so that capability gaps are reduced and a strong technical succession pipeline is sustained.
- Adhere with team’s goals aligned with organizational priorities and contribute to knowledge-sharing sessions, so that company objectives and resources are optimized.
- Monitor intern and junior geologists’ performance using scorecards and progress reviews, so that underperformance is corrected early and overall results are protected.
Technical Geological Assessment
- Carry out regional and prospect scale geological studies through basin and play analysis to provide a regional geological framework
- Perform geological interpretation work through detailed well-log correlation and cross-section to build geological model.
- Perform the Integration of geological input data from lithostratigraphy, biostratigraphy, structural geology, electro-log interpretation, and facies analysis to build geological model.
- Carry out the provision of geological input and integrating subsurface well picks for seismic interpretation.
- Perform the review of well picks through lithostratigraphic and bio stratigraphic correlation to mitigate mistimes and well tops prognosis.
Prospect Maturation
- Perform geological assessment through the understanding of the petroleum system analysis for hydrocarbon evaluation and to mitigate exploration risks.
- Carry out the production of hydrocarbon distribution chart through correlation and electro log analysis for prospect identification and maturation.
- Evaluate hydrocarbon potential through the geological assessment of the gross depositional environment (GDE) and environment of deposition (EOD) to mitigate exploration risks.
- Provide the geological input through stratigraphic and structural geologic interpretation for robust drillable prospect identification.
- Provide the geological input through stratigraphic and sedimentological interpretation and studies for consistent volumetric estimation and rigorous Chance of Success (POS) assessment for all defined prospects.
Exploration Drilling and Well Planning
- Provide geological technical contribution through fault seal analysis, well picks identification, cross sections, correlations for all exploration well planning, including optimal location selection and well design input.
- Develop geological prognoses for all planned exploration wells through subsurface analysis to ensure optimal well placement and minimize drilling risks.
- Collaborate with drilling and operations teams to meet the geoscience objectives through safe and cost-effective drilling practices.
- Follow the protocol for real-time geological monitoring during drilling operations by implementing data acquisition and analysis tools to enable proactive decision-making and enhance well planning and safety.
- Participate in thorough Post-Well Analyses (PWA), systematically capturing lessons learned to update and improve basin and play models.
Technical Assurance review
- Provision of geological inputs for the petrophysical evaluation of well data to ensure accurate prospect volumetrics estimation
- Perform with the team, multiple, complex exploration projects like regional studies and well execution within defined scope, time, and budget constraints to ensure efficient and fiscally responsible resource exploration and development.
- Carry out, with the team, a technical assessment of reservoir presence and quality risks through sedimentological and stratigraphic analysis to inform exploration drilling and well planning (Why it matters)
- Address, with the team, the risk of cross-fault leakages during exploration drilling and well planning, by carrying out fault seal analysis to determine the integrity of fault barriers, thereby mitigating potential hydrocarbon migration and well control issues.
- Validate, with the team, project delivery through rigorous reviews and checks against defined quality metrics to ensure successful alignment with both stakeholder expectations and internal organizational benchmarks.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor’s degree in Geology or related sciences.
Minimum Years of Experience and Relevant Areas:
- At least 5 - 10 years of relevant experience in the Oil and Gas industry, including but not limited to exposure in onshore exploration activities.
Proven experience in:
- Evaluation of the hydrocarbon potential of leads and prospects while optimizing time schedules, use of resources, exploratory costs and technical quality.
- Regional and prospect scale geological studies - finalise the technical assessment in order to evaluate the hydrocarbon potential of the area through prospect generation process, proposing valuable drillable prospects for work programme and budget consideration.
- The following subsurface disciplines; stratigraphy, structural geology, electro-log interpretation, facies and seismic interpretation.
- Integration of geological input in the maturation of prospect including preparation of the documentation with reference to the regional geology, stratigraphy, facies and hydrocarbon distribution.
- Monitoring and follow up the drilling of exploration and appraisal wells in order to assess the actual stratigraphic depth, identification of the interval reached and the post drill evaluation.
- The use of industry-standard software packages for seismic interpretation, geological modelling, data visualization and analytics, and resource assessment (Petrel, GeoX, etc.)
Any Additional Qualifications / Certifications or Experience (Desirable but not essential):
- A Masters degree in Geosciences (Geology, Geophysics, or any equivalent program) will be an added advantage.
- Membership of professional association in the petroleum industry such as NAPE, AAPG or SPE will be an added advantage
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Reports to: Assistant Manager, Exploration Projects (Swamp Area) OML 62
Job Summary
To provide competent interpretation of moderately complex geophysical data, to identify and evaluate subsurface structures and hydrocarbon prospects. Support exploration activities, integrating seismic, geological, and well data to reduce subsurface uncertainty, characterize reservoirs, and guide drilling decisions in OML 62.
Key Responsibilities Areas (KRAs) and Initiatives
Subsurface Interpretation and Integration
- Interpret 2D/3D seismic data using Petrel, DSG, and OpenWorks to define structural and stratigraphic frameworks, ensuring drilling targets are accurately positioned to avoid drilling dry wells.
- Integrate seismic attributes with well logs, core, and production data to enhance reservoir characterization, reducing subsurface uncertainty so that development plans remain technically reliable and economically viable.
- Map reservoir units, horizons, and fault networks to support high-quality static models and volumetric assessments, ensuring reserves estimation remains realistic so that regulatory and investment decisions are not compromised.
- Perform depth conversion and velocity modelling to generate accurate structural maps, providing reliable depth predictions so that drilling hazards, safety issues, and non-productive time are minimized.
- Validate interpretations through peer reviews and multidisciplinary collaboration, safeguarding technical integrity so that decisions reflect consensus and robust geoscience rather than individual bias.
Prospect Maturation and Opportunity Delivery
- Identify, evaluate, and rank leads and prospects using GeoX, Petrel, and DSG, ensuring systematic risking and volumetric assessment so that only sound opportunities progress to drilling.
- Contribute to a dynamic prospect inventory aligned with asset strategy.
- Present technical evaluations to internal leadership and JV committees, ensuring evidence–based endorsements so that exploration capital is deployed responsibly.
- Apply play-based exploration concepts to identify bypassed pay and near-field opportunities, unlocking additional value so that reserves growth is not restricted by overlooked potential.
- Provide geoscience assessments that underpin investment decisions, ensuring technical foundations are solid so that shareholders’ capital is protected from unsuccessful drilling.
Operational and Well Planning Support
- Prepare well planning analysis to identify geological targets and subsurface risks, ensuring proper well design so that operational incidents, delays, and compliance issues are prevented.
- Prepare geo-prognosis, drilling instructions, and geosteering inputs to optimize reservoir entry so that well placement enhances productivity and reduces rework or sidetrack costs.
- Provide real-time geophysical support during drilling, ensuring operational decisions adjust to actual subsurface conditions so that non-productive time and safety risks are minimized.
- Conduct post-well evaluations to update models and lessons learned, ensuring continuous improvement so that future wells achieve higher success rates and lower uncertainty.
- Support cost-efficient drilling by refining predictions of reservoir tops, lithology, and fluid contacts so that wells deliver expected performance without unnecessary expenditure.
Self Leadership and Technical Mentoring
- Guide junior geoscientists and interns through project reviews and daily technical oversight, ensuring outputs meet professional standards so that subsurface evaluations remain accurate and dependable.
- Contribute to knowledge-sharing sessions and promote best practices, maintaining consistency in technical workflows so that deliverables maintain high quality across the team.
- Adhere to clear technical expectations and align team objectives with asset priorities so that effort is focused on high-impact exploration and development tasks.
- Foster a collaborative culture that encourages constructive challenge, ensuring diverse ideas enhance interpretations so that technical decisions avoid groupthink and bias.
- Provide mentoring, feedback, and growth opportunities for junior staff so that capability gaps are reduced and a strong technical succession pipeline is sustained.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor’s degree in Geology, Geosciences, Earth Sciences, or a related field.
Required Professional Certifications / Accreditations / Registrations
- Membership or certification with a recognized geoscience or petroleum professional body (e.g., Nigerian Association of Petroleum Explorationists – NAPE, Nigerian Mining and Geosciences Society – NMGS, American Association of Petroleum Geologists – AAPG, Society of Exploration Geophysicists – SEG) is preferred.
Minimum Years of Experience and Relevant Areas:
- Minimum of 5 years’ upstream oil and gas experience in exploration and field development, with proven competency in sedimentological and structural interpretation, prospect maturation, and well planning in land and swamp terrains.
Proven Experience in:
- Geological interpretation and reservoir characterization
- Prospect generation, maturation, and volumetric assessment
- Well planning and drilling support in swamp/nearshore terrains
- Use of industry-standard software such as Petrel, GeoX, DSG, and OpenWorks
- Collaborating with joint venture partners and regulators in technical reviews
Any Additional Qualifications / Certifications or Experience (Desirable but not essential):
- Certification in Subsurface Risk Analysis would be advantageous.
- Master’s degree in Petroleum Geosciences is an added advantage, but not required
go to method of application »
Job Summary
To provide competent interpretation of moderately complex geophysical data, to identify and evaluate subsurface structures and hydrocarbon prospects. Support exploration activities, integrating seismic, geological, and well data to reduce subsurface uncertainty, characterize reservoirs, and guide drilling decisions in OML 62.
Key Responsibilities Areas (KRAs) and Initiatives
Subsurface Interpretation and Integration
- Interpret 2D/3D seismic data using Petrel, DSG, and OpenWorks to define structural and stratigraphic frameworks, ensuring drilling targets are accurately positioned to avoid drilling dry wells.
- Integrate seismic attributes with well logs, core, and production data to enhance reservoir characterization, reducing subsurface uncertainty so that development plans remain technically reliable and economically viable.
- Map reservoir units, horizons, and fault networks to support high-quality static models and volumetric assessments, ensuring reserves estimation remains realistic so that regulatory and investment decisions are not compromised.
- Perform depth conversion and velocity modelling to generate accurate structural maps, providing reliable depth predictions so that drilling hazards, safety issues, and non-productive time are minimized.
- Validate interpretations through peer reviews and multidisciplinary collaboration, safeguarding technical integrity so that decisions reflect consensus and robust geoscience rather than individual bias.
Prospect Maturation and Opportunity Delivery
- Identify, evaluate, and rank leads and prospects using GeoX, Petrel, and DSG, ensuring systematic risking and volumetric assessment so that only sound opportunities progress to drilling.
- Contribute to a dynamic prospect inventory aligned with asset strategy.
- Present technical evaluations to internal leadership and JV committees, ensuring evidence–based endorsements so that exploration capital is deployed responsibly.
- Apply play-based exploration concepts to identify bypassed pay and near-field opportunities, unlocking additional value so that reserves growth is not restricted by overlooked potential.
- Provide geoscience assessments that underpin investment decisions, ensuring technical foundations are solid so that shareholders’ capital is protected from unsuccessful drilling.
Operational and Well Planning Support
- Prepare well planning analysis to identify geological targets and subsurface risks, ensuring proper well design so that operational incidents, delays, and compliance issues are prevented.
- Prepare geo-prognosis, drilling instructions, and geosteering inputs to optimize reservoir entry so that well placement enhances productivity and reduces rework or sidetrack costs.
- Provide real-time geophysical support during drilling, ensuring operational decisions adjust to actual subsurface conditions so that non-productive time and safety risks are minimized.
- Conduct post-well evaluations to update models and lessons learned, ensuring continuous improvement so that future wells achieve higher success rates and lower uncertainty.
- Support cost-efficient drilling by refining predictions of reservoir tops, lithology, and fluid contacts so that wells deliver expected performance without unnecessary expenditure.
Self Leadership and Technical Mentoring
- Guide junior geoscientists and interns through project reviews and daily technical oversight, ensuring outputs meet professional standards so that subsurface evaluations remain accurate and dependable.
- Contribute to knowledge-sharing sessions and promote best practices, maintaining consistency in technical workflows so that deliverables maintain high quality across the team.
- Adhere to clear technical expectations and align team objectives with asset priorities so that effort is focused on high-impact exploration and development tasks.
- Foster a collaborative culture that encourages constructive challenge, ensuring diverse ideas enhance interpretations so that technical decisions avoid groupthink and bias.
- Provide mentoring, feedback, and growth opportunities for junior staff so that capability gaps are reduced and a strong technical succession pipeline is sustained.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor’s degree in Geology, Geosciences, Earth Sciences, or a related field.
Required Professional Certifications / Accreditations / Registrations
- Membership or certification with a recognized geoscience or petroleum professional body (e.g., Nigerian Association of Petroleum Explorationists – NAPE, Nigerian Mining and Geosciences Society – NMGS, American Association of Petroleum Geologists – AAPG, Society of Exploration Geophysicists – SEG) is preferred.
Minimum Years of Experience and Relevant Areas:
- Minimum of 5 years’ upstream oil and gas experience in exploration and field development, with proven competency in sedimentological and structural interpretation, prospect maturation, and well planning in land and swamp terrains.
Proven Experience in:
- Geological interpretation and reservoir characterization
- Prospect generation, maturation, and volumetric assessment
- Well planning and drilling support in swamp/nearshore terrains
- Use of industry-standard software such as Petrel, GeoX, DSG, and OpenWorks
- Collaborating with joint venture partners and regulators in technical reviews
Any Additional Qualifications / Certifications or Experience (Desirable but not essential):
- Certification in Subsurface Risk Analysis would be advantageous.
- Master’s degree in Petroleum Geosciences is an added advantage, but not required
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Reports to: Coordinator, Exploration Portfolio and New Ventures
Job Summary
To generate, analyze, and interpret geoscientific and economic data to support portfolio optimization, technical reviews, and decision-making processes to support the Assistant Manager.
Key Responsibilities Areas (KRAs) and Initiatives
Geoscience Analysis
- Conduct seismic interpretation, mapping, prospect evaluation, and volumetric/resource assessments for portfolio opportunities.
- Generate analytical reports, presentations, and documentation to support the Assistant Manager and Deputy Manager in decision-making.
Portfolio Data Support
- Maintain and update portfolio datasets, dashboards, and technical documentation under the direction of the Assistant Manager.
- Improve prospect maturity by ensuring risk and resource estimates are validated using up-to-date technical data.
Non-Operated Project Input
- Review technical reports from partners, provide feedback, and identify risks and opportunities for the company’s interests.
- Strengthen Joint Venture (JV) performance by ensuring timely and effective communication follow-ups with partners.
New Ventures Screening
- Carry out technical reviews, basin analysis, and data integration for new venture opportunities.
- Accelerate screening throughput by maintaining timelines and reducing bottlenecks in the opportunity evaluation process.
- Reduce technical risk by ensuring resource estimates are cross-checked against historical data and geotechnical benchmarks.
Stakeholder Engagement, Compliance, and Decision Support
- Deliver high-quality decision support by ensuring strategic analyses are completed within agreed timelines.
- Improve stakeholder trust and influence by addressing feedback, tracking resolution rates, and managing perceptions proactively.
- Prevent project delays and compliance breaches by ensuring timely approvals, regulatory reviews, and audit follow-ups
Qualifications and Experience Requirements
Minimum Qualification
- Bachelor’s degree in Geology, Geophysics, or related geoscience discipline
Required Professional Certifications / Accreditations / Registrations
- Membership in professional associations such as the Nigerian Association of Petroleum Explorationists (NAPE) and Nigerian Mining and Geosciences Society (NMGS)
Minimum Years of Experience and Relevant Areas
- 4-7 years of experience in oil and gas exploration or geoscience roles
Proven Experience in:
- Seismic data interpretation, mapping, and petroleum systems analysis.
- Non-operated joint ventures, including technical assurance, operator engagement, and alignment with partner strategies.
- Exposure to economic assessments, farm-in/farm-out negotiations, and development of commercial cases for exploration projects.
- Portfolio management processes and exploration economics is desirable.
- Technical reporting in exploration portfolio management, petroleum systems analysis, risk and uncertainty assessment, and economic evaluations.
- Knowledge of digital tools (Decision Space - Halliburton software, Petrel - Schlumberger software, Decision Analysis Tools (Palisade software), Basin Modelling (ARCGIS).
Additional Qualifications / Certifications or Experience (Desirable but Not Mandatory)
- Master’s degree in Petroleum Geosciences or related field is an advantage
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Reports to: Assistant Manager, Petrophysics and Archive Services
Job Summary
To perform petrophysical interpretation, formation evaluation, and logging data quality assurance in support of exploration, appraisal, and development wells. The role contributes to reservoir characterization and well performance optimization by integrating log, core, and test data to support subsurface teams in making informed decisions on drilling, completion, and reservoir management.
Key Responsibilities Areas (KRAs) and Initiatives
Petrophysical Data Acquisition and Quality Control Support
- Support the planning and execution of wireline and LWD logging programs by reviewing proposed tool strings and data acquisition plans to ensure alignment with well objectives and reservoir evaluation requirements.
- Assist in reviewing logging job deliverables to confirm completeness, accuracy, and compliance with company standards prior to incorporation into corporate databases.
- Conduct routine quality control checks on acquired logging data, including depth matching, environmental corrections, and validation of tool responses to ensure datasets are suitable for interpretation.
- Work with drilling teams and logging service companies during data acquisition to monitor logging operations and promptly flag data quality issues or operational anomalies that may affect formation evaluation.
- Maintain documentation of logging programs, acquisition parameters, and QC results to support traceability and future data analysis.
Formation Evaluation and Petrophysical Interpretation
- Interpret open-hole logs using established petrophysical workflows to derive reservoir parameters, including lithology, porosity, water saturation, and shale volume.
- Support formation evaluation studies by integrating well logs with mud logs, core measurements, pressure data, and well test results to improve understanding of reservoir characteristics.
- Apply deterministic interpretation models to evaluate hydrocarbon-bearing zones and determine net reservoir intervals across exploration and development wells.
- Prepare formation evaluation summaries and interpretation reports that clearly communicate reservoir characteristics and uncertainties to subsurface teams..
- Participate in multidisciplinary technical discussions to ensure petrophysical findings are aligned with geological and reservoir engineering interpretations.
Reservoir Property Analysis and Modeling Support
- Generate petrophysical parameters such as Water Saturation (Sw), Porosity (Φ), Net to Gross (NTG), Clay Volume (Vclay), and permeability estimates for use in static reservoir models.
- Support calibration of log-derived properties with core analysis and laboratory data to improve the accuracy of reservoir characterization outcomes.
- Provide petrophysical inputs and datasets required for volumetric calculations and reserves estimation workflows.
- Assist in identifying reservoir heterogeneity and petrophysical trends across wells that may influence reservoir performance and development planning.
- Assist in updating petrophysical interpretations as new wells are drilled or new datasets become available.
Well Operations and Formation Evaluation Support
- Assist in real-time log interpretation during logging operations to support operational decision-making and ensure accurate reservoir identification.
- Work with drilling and wellsite personnel to address logging-related challenges and ensure continuity of formation evaluation programs.
- Recommend potential zones for coring, pressure measurements, and formation testing based on log interpretation.
- Collaborate with drilling engineers and service companies to resolve formation evaluation challenges encountered during well operations.
- Participate in post-well evaluation activities to review data quality, interpretation outcomes, and lessons learned for future wells.
Data Management, Documentation, and Technical Reporting
- Ensure petrophysical datasets, interpretations, and supporting documentation are properly stored and maintained within corporate data management systems.
- Prepare log interpretation plots, petrophysical summaries, and supporting analysis for well evaluation reports.
- Enforce strict adherence to internal QA/QC standards and data governance procedures across all petrophysical deliverables, maintaining corporate confidence and data reliability.
- Support corporate data governance initiatives by maintaining organized records of log data, interpretation parameters, and reservoir evaluation results.
- Contribute to continuous improvement of petrophysical workflows through documentation of best practices and lessons learned.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor’s degree in Geology, Geophysics, Petroleum Engineering, or a related Earth Science discipline.
Professional Certifications / Accreditations / Registrations:
- Membership of a recognized professional body such as the Society of Petrophysicists and Well Log Analysts (SPWLA), Society of Petroleum Engineers (SPE), Nigerian Association of Petroleum Explorationists (NAPE), or equivalent.
Minimum Years of Experience and Relevant Areas:
- Minimum of 3–5 years’ relevant experience in petrophysical interpretation and formation evaluation within the oil and gas industry.
- Experience supporting exploration, appraisal, or development wells is desirable.
Proven experience in:
- Planning and supporting wireline and LWD logging programs.
- Performing petrophysical interpretation of open-hole logs.
- Integrating log, core, and test data to evaluate reservoir properties.
- Supporting real-time formation evaluation during drilling operations.
- Providing petrophysical inputs for reservoir characterization studies.
- Collaborating with integrated subsurface teams for field development planning.
- Supporting reservoir management through log-based analysis and monitoring.
- Using industry-standard software such as Techlog, Geolog, or Interactive Petrophysics (IP).
Any Additional Qualifications / Certifications or Experience (Desirable but not essential):
- Master’s degree in Petroleum Engineering, Geoscience, or related field.
- Training in advanced formation evaluation or petrophysical interpretation workflows.
- Experience with digital data management systems or automated interpretation tools
go to method of application »
To deliver high-quality petrophysical interpretation, formation evaluation, and operational support for exploration, appraisal, and development wells, for the company’s subsurface and production teams, in order to optimize reservoir understanding, well placement, and hydrocarbon recovery.
Key Responsibilities Areas (KRAs) and Initiatives
Petrophysical Data Acquisition and Quality Control Assurance
- Design and oversee wireline and LWD logging programs to secure complete and accurate data aligned with each well’s objectives, ensuring operational efficiency and technical integrity, without which reservoir evaluation could be unreliable and production opportunities missed.
- Implement stringent quality control processes during data acquisition, applying borehole and environmental corrections to maintain data accuracy above defined thresholds, ensuring dependable interpretation outcomes and preventing costly re-logging operations.
- Coordinate proactively with drilling, service, and subsurface teams to verify tool selection, depth control, and run sequencing, ensuring efficient execution without which downtime, tool failure, and data gaps may compromise well objectives.
- Monitor real-time logging performance to identify and resolve anomalies immediately, preventing poor-quality or lost data that could hinder reservoir characterization and decision-making.
- Validate post-job data deliverables and approve datasets for corporate storage, ensuring completeness and compliance with standards, without which long-term traceability and reservoir management reliability would be at risk.
Formation Evaluation and Petrophysical Interpretation
- Integrate multi-source data (logs, cores, pressure, and test results) to derive reservoir parameters such as lithology, porosity, permeability, and fluid saturations, ensuring an accurate description of reservoir quality without which completion and testing decisions may be flawed.
- Apply advanced interpretation techniques (probabilistic, multi-mineral, and uncertainty modeling) to improve precision and confidence in formation evaluation, directly influencing reserves estimation and production strategy.
- Calibrate and validate interpretation outcomes against core and test data to ensure representativity, without which reservoir models could misrepresent hydrocarbon distribution and recovery potential.
- Prepare and communicate formation evaluation summaries that translate technical findings into actionable well completion and production insights critical for well performance optimization and cost-effective development planning.
- Present petrophysical interpretations to multidisciplinary teams, enabling integrated decision-making and reducing risk of misalignment across geology, reservoir, and drilling functions.
Reservoir Characterization and Modeling Integration
- Develop and maintain robust petrophysical models capturing reservoir heterogeneity, pore structure, and fluid distributions, ensuring accuracy in volumetric calculations and reservoir forecasting.
- Deliver validated petrophysical parameters: Water Saturation (Sw), Porosity (Φ), Net to Gross (NTG), Clay Volume (Vclay), Permeability (k), and cutoffs to support static and dynamic modeling, enabling precise reserves classification and production prediction, without which field development plans may be technically flawed.
- Collaborate continuously with geologists and reservoir engineers to align interpretations and model assumptions, ensuring consistency across all subsurface disciplines and reducing uncertainty in recovery estimates.
- Challenge and refine model inputs and sensitivities to safeguard technical credibility and ensure realism in production forecasts, preventing overestimation of recoverable volumes.
- Participate actively in integrated field reviews and reservoir management sessions, transforming petrophysical insight into operational strategies that maximize recovery and minimize subsurface risk.
Operational Support and Decision Guidance
- Provide real-time petrophysical analysis during drilling to guide casing depth, well trajectory, and formation testing decisions, without which wells may miss target reservoirs or incur avoidable non-productive time.
- Identify and recommend perforation, coring, and sampling intervals that represent the best reservoir potential, ensuring efficient data acquisition and optimized well productivity.
- Collaborate closely with drilling and production teams to address formation challenges (e.g., pressure anomalies, poor hole conditions), maintaining operational safety and efficiency.
- Offer data-driven input into completion design, stimulation zones, and production testing programs to ensure reservoir sections are optimally exposed, directly improving recovery factors and production outcomes.
- Conduct comprehensive post-well reviews to assess formation evaluation quality, identify workflow improvements, and feed lessons learned into future operations, without which repeat errors and inefficiencies may persist.
Data Governance, Reporting Excellence, and Regulatory Compliance
- Maintain structured, auditable data management systems for all petrophysical datasets and reports, ensuring accessibility, accuracy, and version control, without which critical data could be lost or corrupted.
- Prepare and submit comprehensive well evaluation reports, log interpretations, and reservoir summaries that meet corporate and regulatory requirements, ensuring transparency and compliance with statutory obligations.
- Enforce strict adherence to internal QA/QC standards and data governance procedures across all petrophysical deliverables, maintaining corporate confidence and data reliability.
- Support internal and external audits by ensuring all data and reports meet compliance, HSE, and governance standards, without which regulatory breaches or license risks could arise.
- Drive digital innovation by adopting automation and analytics tools to enhance efficiency, improve interpretation accuracy, and reduce manual errors, thereby aligning with corporate sustainability and efficiency goals.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor’s degree in Geology, Geophysics, Petroleum Engineering, or a related Earth Science discipline.
Professional Certifications / Accreditations / Registrations:
- Membership of a recognized professional body such as the Society of Petrophysicists and Well Log Analysts (SPWLA), Society of Petroleum Engineers (SPE), Nigerian Association of Petroleum Explorationists (NAPE), or equivalent.
Minimum Years of Experience and Relevant Areas:
- Minimum of 10 years’ relevant experience in petrophysical interpretation and formation evaluation within the oil and gas industry, including at least 3 years in a senior or lead Petrophysicist role.
- Experience in both exploration/appraisal and development/production environments is required.
Proven experience in:
- Planning and supervising wireline and LWD logging operations for exploration and development wells.
- Integrating log, core, and test data to evaluate reservoir properties and hydrocarbon potential.
- Real-time formation evaluation and operational decision support during drilling.
- Petrophysical modeling, uncertainty quantification, and net pay determination.
- Supporting well completion, perforation, and test design through petrophysical analysis.
- Collaborating with integrated subsurface teams for field development planning.
- Using industry-standard software such as Techlog, Geolog, or Interactive Petrophysics (IP).
- Reservoir surveillance and production optimization using log-based saturation monitoring.
Any Additional Qualifications / Certifications or Experience (Desirable but not essential):
- Master’s degree in petroleum engineering, Geoscience, or related field.
- Certification in Advanced Petrophysics, Formation Evaluation, or Data Analytics.
- Experience with digital petrophysics or machine learning applications in subsurface analysis
go to method of application »
Reports to: Deputy Manager, Geophysical Operations
Job Summary
Leads and assures the planning, execution, and quality of all seismic and non‑seismic processing and reprocessing programs across OERNL’s assets, incorporating advanced seismic attribute analysis and both qualitative and quantitative interpretation to deliver high‑quality subsurface data that supports exploration objectives with technical excellence and cost efficiency.
Key Responsibilities Areas (KRA) and Initiatives
Seismic Processing Planning & Workflow Design
- Design end-to-end seismic processing workflows by integrating acquisition parameters, geologic objectives, and QC criteria so that optimal imaging sequences are selected to reduce uncertainty in structural and stratigraphic interpretation.
- Define processing objectives through multidisciplinary collaboration and technical scoping to ensure that workflows are aligned with exploration and development goals for improved drilling decisions.
- Conduct feasibility studies using test processing, velocity scans, and noise diagnostics to select the most appropriate algorithms that enhance signal fidelity and reservoir detectability.
- Customize processing strategies for vintage and multi-survey data by harmonizing geometries and statics to deliver a consistent merged dataset that supports basin-wide evaluations
- Develop processing execution plans, schedules, and resource estimates to ensure timely project delivery and reduce cost overruns.
Seismic Reprocessing Project Management & Contractor Oversight
- Oversee day-to-day processing steps using QC checkpoints, parameter testing, and iterative refinement to ensure high-resolution seismic volumes suitable for structural and stratigraphic interpretation.
- Apply advanced noise attenuation, deghosting, demultiple, and anisotropic imaging algorithms to enhance signal penetration and imaging clarity for complex subsurface environments.
- Validate contractor processing workflows by reviewing logs, QC reports, and intermediate products, and coordinate technical workshops through collaborative review sessions to ensure technical-standard compliance, strengthen alignment between operators, contractors, and interpreters, and ultimately enhance cross-disciplinary decision-making and overall processing quality.
- Manage data transfer, integrity, and archival using standard SEG and metadata protocols while maintaining geophysical databases with standardized metadata and version-control systems to ensure secure traceability, preserve corporate knowledge, prevent data duplication, and safeguard long-term data value and accessibility
- Work on multidisciplinary interpretation sessions with geologists, reservoir engineers, and petrophysicists to validate subsurface models and ensure data-driven decision-making that reduces exploration risk.
Subsurface Imaging Optimization (Velocity Modeling, Migration & AVO/RTM)
- Build high-resolution velocity models using tomography, well ties, and geological constraints, and optimize AVO, inversion-preconditioning, and attribute-ready processing sequences to improve depth accuracy, reduce structural uncertainty, enhance reservoir property prediction, and increase hydrocarbon detectability.
- Ability to generate, QC, and interpret seismic attributes (e.g., RMS, sweetness, variance, coherence, spectral decomposition) to enhance structural and stratigraphic understanding.
- Performs quantitative interpretation including rock physics modelling, AVO/AVA, inversion preconditioning, elastic property extraction to support reservoir characterization and hydrocarbon prediction as well perform integrated seismic interpretation to delineate structures, horizons, faults, channels and stratigraphic traps.
- Prepare and coordinate detailed project execution plans covering scope, timelines, budgets, and risk registers to ensure alignment across teams and timely project approvals.
- Execute advanced imaging workflows such as PSDM, Kirchhoff, Beam, and RTM by integrating well logs, VSP, checkshots, and regional velocity trends to calibrate velocity models, thereby illuminating complex subsurface structures and enhancing fault and reservoir continuity for better exploration and development decisions
- Prepare and coordinate detailed project execution plans covering scope, timelines, and budgets, and monitor operational KPIs such as cost per line-km, acquisition uptime, and processing turnaround using performance dashboards to identify bottlenecks and drive continuous efficiency gains that improve delivery reliability and reduce operational costs.
- Embed Health, Safety and Environment (HSE) leadership in field operations by conducting safety audits, emergency drills, and incident debriefs to ensure zero-harm performance and compliance with corporate standards.
Technical Governance, Standards, Innovation & Contractor Management
- Implement emerging geophysical technologies such as FWI, ML-based noise attenuation, compressive imaging, cloud-based processing or machine learning classification through structured trials to enhance speed, accuracy, and cost-effectiveness of decision-making.
- Benchmark OER’s technical practices against global standards through active participation in professional networks, conferences, and peer reviews to maintain operational excellence.
- Establish and enforce seismic processing technical standards to ensure consistency and adherence to global best practices across all projects.
- Key into digital transformation by automating QC workflows, adopting visualization dashboards, and integrating data analytics tools and institutionalized lessons learned through training sessions, and best-practice repositories to strengthen technical consistency, streamline interpretation and reduce turnaround time.
- Lead contractor audits, capability reviews, and performance assessments to ensure technical excellence and safe delivery of processing services.
Team Leadership, Development & Stakeholder Engagement
- Provide coaching and technical mentoring for junior geophysicists and geophysical students in work attachment and internship to build capability, promote career growth, and ensure operational continuity.
- Drive collaboration across drilling, geology, reservoir, and HSE functions by coordinating integrated subsurface studies that ensure geophysical inputs directly influence business outcomes.
- Prepare and deliver data-driven technical presentations and reports to management and joint venture partners to support exploration investment decisions and operational approvals.
- Promote a performance-driven culture by setting clear KPIs, conducting regular appraisals, and recognizing excellence to maintain motivation, accountability, and retention.
- Represent OER in joint venture committees, industry conferences, and regulatory meetings to enhance corporate reputation and influence standards in the geophysical domain.
Qualifications and Experience Requirements
Minimum Qualification:
- Bachelor's degree in Geophysics or Geology.
Required Professional Certifications / Accreditations / Registrations:
- Project Management Professional (PMP), National Examination Board in Occupational Safety and Health (NEBOSH) or other recognized geophysical professional certifications.
Minimum Years of Experience and Relevant Areas:
- Minimum of 10 years of relevant experience in geophysical operations within oil & gas E&P, including 4 years’ experience working on advanced geophysical workflows that interrogate seismic waveform for lithology and fluid signature.
Proven experience in:
- Leading geophysical teams and coordinating large-scale seismic operations (onshore and / or offshore).
- Contractor management, project budgeting, and regulatory compliance.
- Advanced geophysical survey methods, seismic acquisition, and data processing techniques.
- Application of latest geophysical technologies and acquisition innovations.
- Health, Safety, and Environment (HSE) principles and regulatory compliance.
- Contract negotiation and vendor management.
- Cross-disciplinary collaboration and effective communication with drilling, geology, reservoir, and HSE teams.
- Analytical thinking and problem-solving focused on cost efficiency and risk reduction.
Method of Application
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