Geosigns nDI
Obobi Onwuka
Exploration Geoscientist
Port Harcourt,Rivers
Summary
- Geologist with 5+ years experience in Near Field Exploration focusing on Prospect Maturation in the prolific Niger Delta Basin.
- I offer a distinctive mix of skillset in Seismic Interpretation, Prospect Volumes, Risk & Uncertainty, Depth Conversion and Wellsite Geology.
- Contributed to the Shallow Water Offshore Oil Exploration portfolio by proposing an appraisal well in the JK area (OML 74).
- Privileged to have been part of the largest Ocean Bottom Node (OBN) seismic acquisition in Shell.
- Recognized contributor to the successful HP Land exploration drilling campaign as a Wellsite Geologist for two of the wells.
- Strong Cultural Intelligence with laser focus on integrated delivery and stakeholder management.
Overview
1
1
Language
2
2
Certifications
7
7
years of post-secondary education
8
8
years of professional experience
Work History
Exploration Geoscientist - Onshore Gas Exploration
Shell Petroleum Development Company
Port Harcourt
06.2020 - Current
- Supported the Onshore Gas team in delivery of Okpoku West Prospect Evaluation project, resulting in booking prospective resources in ARPR.
- Delivered VoK Depth Model and AVO analysis for key wells in the Okpoku West Area of Interest.
- Delivered prospectivity review of leads in OML 17 & 22 to support short term ullage gap filler opportunities at the Agbada NAG Plant.
- Participated in the first virtual Exploration Conference as a technical presenter
Exploration Geoscientist - Shallow Water Offshore
Shell Petroleum Development Company
Port Harcourt
01.2019 - 05.2020
- JK Oil NFE Exploration (OML 74):
- Delivered signed-off drill ready Appraisal well proposal for JK-FG 1X in readiness for the JK Oil drilling Campaign.
- Successfully reviewed and updated the JK-FG 1X Well trajectory on the new OBN Fast Track data.
- JK Cluster Team Focal point for volume entry QC in GeoX and BPA2.
- HD Oil & Gas NFE Exploration (OML 77):
- Leveraged on existing technology to deliver robust seismic interpretation which resulted to an excellent subsurface model for the HD Cluster.
- Delivered Mapping Strategy (Well to Seismic Ties & Reflectivity Pattern Analysis) for HD-003 & HD-005.
- Delivered water-tight structural model for ~123 faults in the HD Area using SKUA Lite structural modeling software.
- Delivered AVO/Gathers/AVD & CTD Stack Analysis for key reservoirs of interest.
- Supported the team with Depth conversion using calibrated PreSDM velocity model.
- Delivered risk and volumetric analysis for four out of the eight prospects proposed for the HD Area using Shell's Risking Questionnaire & GeoX software.
- E-Block Oil & Gas NFE Exploration (OML 79):
- Delivered Mapping Strategy (Well to Seismic Ties & Reflectivity Pattern Analysis) for EA-017 & EA-018.
- Delivered water-tight structural model for faults in the EA-SW Area using SKUA Lite structural modeling software.
- Delivered depth conversion and depth uncertainty analysis using calibrated PreSDM velocity as preferred model.
- Delivered solid fault/horizon interpretation which resulted in sound subsurface model for the EA-SW prospect.
- OBN Acquisition Geophysicist - Shallow Water Offshore: Improved understanding of offshore seismic data acquisition.
Exploration Geoscientist - Exploration Capability
Shell Petroleum Development Company
Port Harcourt
10.2015 - 01.2019
- Tunu Low UFC Deepening Opportunity - Onshore Swamp (OML 46):
- Delivered Environment of Deposition Model (EoD) & Structural Framework for Tunu Low UFC project.
- Delivered Mapping Strategy (Well to Seismic Ties & Reflectivity Pattern Analysis) for Tunu-001 & Tunu-003.
- Built base case Vok depth model incorporating Tunu-003 well tie function with Checkshot data from Tunu-001 - 004.
- Delivered AVO/Gathers & CTD Stack Analysis for key reservoirs of interest (G3000Q as calibration).
- Supported the team with risk and volumetric analysis for two RSP's proposed for the Low UFC well.
- Supported Well Engineer with the design of the notional well trajectory options
- Wellsite Operations Geologist - Land HP Campaign (OML 28) :
- Worked as Wellsite Geologist for two of the deep High Pressure wells (Epu Deep 1X & Zarama Deep 1X)
- Basin Analysis Broadening - Basin & Play Analysis Team:
- Hands-on Next Generation Basin Analysis workflows with the Basin Modeling & Inversion R&D team, at Shell Global Solutions Rijswijk, Netherlands.
XiN HSSE Focal Point
Shell Petroleum Development Company
Port Harcourt
01.2018 - 12.2019
Intern Exploration Geoscientist
Shell Petroleum Development Company
Port Harcourt
01.2014 - 06.2014
- Deep Exploration Evaluation of Enwhe Area (OML 22/28):
- Sub-Regional scale stratigraphic correlation of key wells within the Area of Interest (AOI) using well logs, biostratigraphic data-set (biofacies, P & F-zones) and parasequence stacking pattern to constrain the interpretation.
- Analogue identification based on stratigraphic correlation and similar Gross Depositional Environment (GDE).
- Reflectivity Pattern Analysis and Well-to-Seismic tie which helped quality assure the seismic horizon interpretation process.
- Generation of accurate subsurface structure depth maps.
- Chance factor assessment (Geologic Possibility of Success) of the various play elements required for successful hydrocarbon accumulation.
- Geologic Risk and Sensitivity Analysis
- Volumetric estimation (both back-of-the-envelop and probabilistic estimates) of the identified Reservoir Seal Pairs (RSP's).
Education
Executive MBA - Strategy | Entrepreneurship | Data Analytics
Quantic School Of Business & Technology
Washington DC 11.2020 - Current
Master of Science - Intgr. Pet. Exploration And Evaluation Studies
University Of Benin
Benin 01.2013 - 06.2014
Bachelor of Science - Geology
University Of Nigeria
Nsukka 01.2006 - 11.2010
Skills
Seismic Interpretation
undefinedAccomplishments
- Special Recognition Award (SRA) for my efforts as wellsite geologist during the Land HP drilling campaign for Exploration in Nigeria - October 2018.
Affiliations
- Nigerian Association of Petroleum Explorationists (NAPE)
- Society of Petroleum Engineers (SPE)
Additional Information
....
Software
Schlumberger Petrel
RokDoc
Spotfire
Microsoft Excel
Certification
Shell Graduate Programme
Interests
Machine Learning
Python Programming Language
Data Science
Reading, Cycling
- Self help books
- Recreational Cycling
Timeline
Executive MBA - Strategy | Entrepreneurship | Data Analytics
Quantic School Of Business & Technology
11.2020 - Current
Exploration Geoscientist - Onshore Gas Exploration
Shell Petroleum Development Company
06.2020 - Current
Exploration Geoscientist - Shallow Water Offshore
Shell Petroleum Development Company
01.2019 - 05.2020
Shell Graduate Programme
07-2018
XiN HSSE Focal Point
Shell Petroleum Development Company
01.2018 - 12.2019
Tropical BOSIET (With EBS) - OPITO
06-2017
Exploration Geoscientist - Exploration Capability
Shell Petroleum Development Company
10.2015 - 01.2019
Intern Exploration Geoscientist
Shell Petroleum Development Company
01.2014 - 06.2014
Master of Science - Intgr. Pet. Exploration And Evaluation Studies
University Of Benin
01.2013 - 06.2014
Bachelor of Science - Geology
University Of Nigeria
01.2006 - 11.2010
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