2224 Houston Avenue Apt 7, Norman OK

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1 Omotayo Omosebi 2224 Houston Avenue Apt 7, Norman OK Objective To be a reputable researcher and engineer with significant contribution to the engineering profession Summary Project-based experience in upstream oil and gas research, especially performing advanced laboratory studies, gathering technical data, analyzing technical data and interpreting results. Experience in mathematical modeling and simulation of coupled phenomena involving solid mechanics, fluid transport and geochemistry. Highly skilled in developing codes using finite element and finite difference numerical techniques. Experience in using commercial applications for engineering simulation. Experience in teaching and evaluating students. Strong writing and presentation skills. Published numerous peer-reviewed articles and conference proceedings. Experience in reviewing technical manuscripts. PhD and MS in Petroleum Engineering and BS in Mechanical Engineering. Possess certified Project Management Professional (PMP) license and Lean/Six Sigma Green Belt. Education Ph.D. Petroleum Engineering 2016 University of Oklahoma (OU), United States GPA: 3.78/4.00 M.S. Petroleum Engineering 2011 African University of Science and Technology (AUST), Nigeria GPA: 3.78/4.00 B.S. Mechanical Engineering 2006 Federal University of Technology Akure (FUTA), Nigeria GPA: 3.56/4.00 Dissertation and Thesis Ph.D. dissertation Mechanical Degradation of Well Cement in HPHT Carbonic Acid Environment: Experimental Studies and Mathematical Modeling. Ph.D. Dissertation, University of Oklahoma, August 2016, available at M.S. Thesis Annular Pressure Prediction during Well Control. M.S. Thesis, African University of Science and Technology, December Work Experience Affiliate Post-Doctoral Research Associate Well Construction Technology Center, OU 01/2017-Present Prepares technical manuscripts on cement integrity for publication in peer-reviewed journals. Conducts computational fluid dynamics studies on solids transport in multi-lateral and extended-reach wells. Conducts mathematical modeling of fluid leak off in fractured media.

2 Self-Study 08/ /2017 Conducted reservoir simulation studies using CMG. Conducted Finite Element Analysis (FEA) using ANSYS Mechanical on rigid bodies such as structural and thermal analyses of hollow plates, composite stepped shaft, pressure vessels, column buckling, transient heat conduction, fluidstructure interaction in wind turbine blade, etc. Conducted FEA-based engineering simulations (using Comsol Multiphysics) such as stress analysis on thick-plate, wrench, triaxial compression test, two-phase flow modeling of a dense suspension, flow around a rotating disk in fluidfilled container, etc. Developed finite element formulation and solution for the flow of non-newtonian fluids through porous media. Compared model result to numerical simulations from ANSYS software. Technical paper to be presented at the 2017 SPE Western Regional Meeting in Bakersfield, California. Graduate Research Assistant Well Construction Technology Center, OU 08/ /2016 Provided leadership in all aspects of research activities which include planning tasks, setting up and maintaining testing apparatus, running multiple tests in CO2, H2S environment under simulated high pressure-high temperature (HPHT) conditions, conducting fluid chemical analysis, analyzing specimens using FTIR, SEM, EDX and XRD techniques, record keeping of specimens and database, developing mathematical models and implementation into computer codes, conducting simulations using commercial software packages, and preparing reports, presentations, and technical articles. Developed fully-coupled model for analyzing cement integrity Co-inventor of 2 new CO2 and H2S-resistant cement systems for HPHT wells. First author of multiple peer-reviewed journal publications and conference proceedings. Successfully completed projects with the following titles: Optimum field development strategy for infill well drilling in pressure maintenance of Meren Field, Geomechanical issues during CO2 storage in depleted reservoirs, Impact of hydraulic and natural fractures on production enhancement in shale gas reservoirs, Analysis of horizontal well test data in multi-fractured shale gas reservoirs by direct synthesis technique, and Innovative ways to utilize downhole temperature data. Graduate Teaching Assistant Mewbourne School of Petroleum and Geological Engineering, OU 08/ /2014 Assisted course instructor in drilling and completions course for college seniors and well stimulation course for graduate students. Responsibilities include providing leadership and supervision towards project completion, teaching classes, assigning, solving and grading homework problems. Course curriculum includes well planning, stimulation techniques, cementing technology, casing design, and professional engineering and ethical responsibility. Successfully completed projects with the following titles: Effects of fluid leak-off on fracture geometry and Effects of proppant type and size on fracture geometry. Lean Six Sigma Project (External Consultant) University of Oklahoma Health Sciences Center 11/ /2016 Applied the tools of Lean/Six Sigma to improve access to health care at the department of Otorhinolaryngology, University of Oklahoma Health Sciences Center. Key Achievement: Reduced overall patient cycle time by 10% corresponding to 5427% return on investment Engineer National Agency for Science & Engineering Infrastructure, Nigeria 12/ /2012 Conducted computer-aided design of machine components using PTC Creo (Pro Engineer). Performed computer-aided failure analysis of designed components using PTC Creo and Comsol Multiphysics. Performed engineering design optimization studies. Key Achievement: Participated in a mini-refinery project Executive Trainee, IT Software E-Payment Projects Zenith Bank Plc, Nigeria 05/ /2010 Planned and executed integrated E-payment projects for corporate customers. Acted as onsite representative for business unit and line management at client s corporate office. Offered banking services to customers by processing financial instruments, resolving payment issues and managing customer relationships. Key Achievement: Reduced payroll/revenue processing time/cost by over 30% for high-net worth customers. 2

3 Publications Peer-Reviewed Journals (Published) Omosebi, O.; Maheshwari, H.; Ahmed, R.; Shah, S.; Osisanya, S.; Hassani, S.; DeBruijn, G.; Cornell, W.; Simon, D Degradation of Well Cement in HPHT Acidic Environment: Effects of CO2 Concentration and Pressure. Cement and Concrete Composites, 74, Omosebi, O.; Maheshwari, H.; Ahmed, R.; Shah, S.; Osisanya, S.; Santra, A.; Saasen, A Investigating Temperature Effect on Degradation of Well Cements in HPHT Carbonic Acid Environment. Journal of Natural Gas Science and Engineering, 26, Omosebi, O.; Igbokoyi, A. O Boundary Effect on Pressure Behavior of Power-Law Non-Newtonian Fluids in Homogeneous Reservoirs. Journal of Petroleum Science and Engineering, 146, Omosebi, O.; Igbokoyi, A Analysis of Pressure Falloff Tests of non-newtonian Power-Law Fluids in Naturally- Fractured Bounded Reservoirs. Petroleum, 1(4), Peer-Reviewed Journals (In-Review) Omosebi, O.; Maheshwari, H.; Ahmed, R.; Shah, S.; Osisanya, S. Experimental Study of the Effects of CO2 Concentration and Pressure on the Mechanical Integrity of Oil Well Cement. Journal of Natural Gas Science and Engineering (submitted on November 12, 2016; Revised submission requested on January 25, 2017). Omosebi, O.; Ezulike, O.; Igbokoyi, A. Pressure Behavior of Non-Newtonian Power-Law Fluids in Naturally-Fractured Reservoirs with Infinite Conductivity Hydraulic Fracture and Horizontal Well. Journal of Natural Gas Science and Engineering (submitted on January 10, 2017). Conference Presentations Omosebi, O.; Ahmed, R.; Shah, S.; Osisanya, S. Mechanisms of Cement Degradation in HPHT Carbonic Acid Environment, paper SPE MS to be presented at the SPE International Conference on Oilfield Chemistry, 3-5 April, 2017 in Montgomery, TX, USA. Omosebi, O.; Sharma, M., Ahmed, R.M., Shah, S.N., Saasen, A.; Osisanya. S.O. Cement Degradation in CO2-H2S Environment under High Pressure-High Temperature Conditions, paper SPE MS to be presented at the SPE Bergen One Day Seminar, 5 April, 2017 Grieghallen, Bergen, Norway. Omosebi, O.; Akabogu, A. K. Application of Galerkin s Finite Element Method to Power-Law non-newtonian Fluid Flow Through Porous Media, paper SPE MS to be presented at the SPE Western Regional Meeting, April, 2017 Bakersfield, California, USA. Omosebi, O., Ahmed, R., Shah, S., and Osisanya, S Mechanical Integrity of Well Cement under Geologic Carbon Sequestration Conditions, paper CMTC MS presented at the Carbon Management Technology Conference, Sugar Land, TX, November Omosebi, O., Osisanya, S., and Ahmed, R Integrated Model-Based Approach to Drilling Project Management, paper SPE MS presented at the SPE Nigeria Annual International Conference and Exhibition, Lagos, Nigeria, August 5-7. Omosebi, O., Osisanya, S., Chukwu, G. A., and Egbon, F Annular Pressure Prediction during Well Control, paper SPE MS presented at the SPE Nigeria Annual International Conference and Exhibition, Lagos, Nigeria, August 6-8. Omosebi, O., and Adenuga, K Pressure Drop versus Flow Rate Profiles for Power-Law and Herschel-Bulkley Fluids, paper SPE MS presented at the SPE Nigeria Annual International Conference and Exhibition, Lagos, Nigeria, August 6-8. Omosebi, O., and Igbokoyi, A A Two-Dimensional Reservoir Simulator for Expansion-Drive Reservoirs, paper SPE MS presented at the SPE Nigeria Annual International Conference and Exhibition, Lagos, Nigeria, August 6-8. Omosebi, O., and Iledare, O Development Risks and Petroleum Fiscal Systems: A Comparative Study of the Gulf of Guinea, Article #90155 American Association of Petroleum Geologists International Conference & Exhibition, Singapore, September Research Reports Ahmed, R., Shah, S., Osisanya, S., Hassani, S., Omosebi, O., Elgaddafi, R., Maheshwari, H., Srivastava, A., Hwang, J., Sharma, M., Tale, S., Jeon, J., Effect of H2S and CO2 in HPHT Wells on Tubulars and Cement, Final Report, BSEE Project: Award Number: E12PC00035, June 9, 2015, Assessment-Programs/Projects/Project-691/ Ahmed, R., Shah, S., Osisanya, S., Hassani, S., Omosebi, O., Elgaddafi, R., Maheshwari, H., Srivastava, A., Hwang, J., Sharma, M., Tale, S., Jeon, J., Effect of H2S and CO2 in HPHT Wells on Tubulars and Cement, Monthly Reports, 3

4 BSEE Project: Award Number: E12PC00035, August 2012 to March 2015, Research/Technology-Assessment-Programs/Projects/Project-691/. Project Participation and Delivery U.S. Department of Interior s Bureau for Safety and Environmental Enforcement (BSEE) Research Project - Project Number E12PC0003: TAP-691-Effect of H2S and CO2 in HP/HT Wells on Tubulars and Cement Final project report has been submitted. 42 monthly reports have been submitted. Developed two novel CO2 and H2S-resistant cement formulations for high pressure high temperature wells Presented results to sponsor at six technical advisory board meeting and at sponsor s head office in Virginia. Honors and Awards Outstanding Graduate Student, University of Oklahoma Student Chapter of the Society of Petroleum Engineers (2016) Distinguished Graduate Student, University of Oklahoma Mewbourne Sch. of Petrol. & Geol. Engineering (2016 & 2015) Pi Epsilon Tau National Honorary Membership (2014) Cleo Cross International Scholarship (2016) Artificial Lift Research and Development Council Scholarship (2015) Society of Exploration Geophysicists (SEG) Aubra Tilley Scholarship (2015) Society of Petroleum Engineers (SPE) Star Fellowship (2014) SEG Charles C. McBurney Memorial Scholarship (2014) SEG/ExxonMobil Student Education Program Grant (2014) SPE Dallas Graduate Support (2013) SEG Frans and Hammons Scholarship (2013) African University of Science and Technology Student Chapter of SPE Outstanding Service (2011) ExxonMobil Scholarship (2011) Nelson Mandela Scholarship (2010) Federal Government of Nigeria Undergraduate Scholarship (2003) Ondo State Government of Nigeria Undergraduate Scholarship (2003, 2004, & 2005) 1 st Price Winner, Cowbell National Mathematics Competition (1998) Leadership Experience Graduate Liaison Society of Petroleum Engineers, OU Student Chapter 08/ /2016 Served as SPE spokesperson to all graduate students (Masters and PhDs), organized events, scheduled tutoring to assist graduate students, and attended cabinet meetings. Launched the maiden edition of Graduate Student Paper Contest. Launched student mentorship program. President Society of Petroleum Engineers, AUST Student Chapter 08/ /2012 Coordinated all chapter activities including presiding at weekly meetings, distinguished lecture (DL) series and Catch Them Young (CTY) programs for high school students. Facilitated chapter registration with SPE International, recruited new members, raised funds (up to $2,500), launched chapter website, drafted constitution and by-laws. MPGE Representative Mewbourne College of Earth & Energy Academic Appeals Board 08/ /2016 Adjudicated disputes between students and faculties on course grades. Resolved multiple disputes on course grades. 4

5 Computer Software Training Petrel Fundamental by Schlumberger (Certified) Petrel Geology by Schlumberger (Certified) Eclipse by Schlumberger FracPro, and StimPT by Carbo Ceramics StimPlan, by NSI Technologies Interactive Petrophysics by Cimarex Energy. Flowco Gas Lift by Artificial Lift Research & Development Council. Computer Skills Petroleum Engineering CMG Stars, Prosper, Petrel, Eclipse, Fracpro, StimPT, StimPLAN, Flowco Gas Lift, Interactive Petrophysics Programming and Data Processing C++, C#, Python, Matlab, Microsoft office suite, Oracle database Computer-Aided Design and Computer-Aided Engineering Solidworks, PTC Creo, AutoCAD, Rhino, Comsol Multiphysics, Ansys, Abaqus Project Management, Uncertainty, and Decision Analysis Microsoft Oracle crystal ball Professional Service Technical Reviewer, SPE Drilling and Completion Journal (01/ Present) Technical Reviewer, Journal of Petroleum Science and Engineering (06/ Present) Technical Reviewer, Journal of Natural Gas Science and Engineering (06/ Present) Technical Reviewer, Petroleum Journal (06/ Present) Professional Certification Project Management Professional (PMP) (03/ Present) Lean/Six Sigma Green Belt (11/ Present) Oracle Certified Database Professional (08/ ) Professional Membership Member, Society of Petroleum Engineers Member, American Society of Mechanical Engineers Member, Society of Exploration Geophysicists Member, Project Management Institute 5

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