Valentine C. Ezennubia
Woodway
Summary
Results-driven data professional with a keen eye for detail and a passion for uncovering actionable insights from data. Proven track record of utilizing data analysis and visualization tools to drive business decisions and optimize processes. Team-oriented with a strong focus on collaboration and adaptability, consistently delivering reliable results in dynamic environments.
Overview
14
14
years of professional experience
Work History
SMD / XRF Data Analyst
Diversified Well Logging LLC.
01.2023 - Current
- Analyzed large datasets to identify trends and provide actionable insights for operational improvements.
- Processes drilling cuttings, prepares and examines for rock type and hydrocarbon presence, and storage.
- Generates real-time data with the EZ Robologger automation to improve completion strategies
- Analyzes Formation gases that include standard Total Gas with C1 to C4 (or C5) monitoring and measurement
- Prepares daily reports, data files, and formation logs according to client requirements
- Perform routine On-site sample cuttings, elemental analysis with X-ray fluorescence (XRF)
- Maximized productivity through effective team coordination and task delegation.
- Collaborated with cross-functional teams to define data requirements and support strategic decision-making processes.
- Conducted in-depth statistical analysis to evaluate project outcomes and optimize resource allocation across initiatives.
- Ensured data integrity through rigorous validation processes and quality checks.
Assistant Research Analyst
Geofluid & Hydrogeology Lab
01.2021 - 01.2022
- Performed research on petroleum-produced water and investigated its composition and environmental effects.
- Conducted data collection, cleaning, integration, and supported teams with program monitoring.
- Worked both independently and collaboratively in a fast-paced laboratory environment.
- Assisted in data collection and analysis using hydrogeological modeling tools and software.
- Implemented improvements in data collection processes by 60%, increasing accuracy and reducing turnaround times.
- Utilized statistical software for data analysis, generating accurate insights into complex datasets.
- Conducted data analysis to support research projects and inform strategic decisions.
Graduate Teaching Assistant
Oklahoma State University
01.2021 - 01.2022
- Coordinated lab sessions and grade performance, provided advice on relevant courses/labs confusing to students, and organized interactive sessions to get student feedback on classes/labs.
- Created lessons for 48 learners per course outline to communicate essential content and increase students' grasp of the subject area.
- Developed and implemented instructional materials to enhance student understanding of course concepts.
- Organized review sessions before exams, aiding students in identifying key areas of focus for optimal test preparation.
Data Quality Analyst
Nigerian Breweries Plc
01.2012 - 2017
- Ensured data integrity through rigorous validation processes and systematic review of datasets.
- Developed and implemented comprehensive quality assurance frameworks to enhance data accuracy.
- Developed and enhanced organizational mechanisms to boost efficiency by 80% and make business operations more adaptable to changing needs.
- Directed over 20 personnel to ensure effective store operations, client retention, and brand experience.
- Analyzed data discrepancies, implementing corrective actions to enhance accuracy.
- Collaborated with IT staff to troubleshoot issues related to data quality, providing expert insight into potential solutions.
Education
Professional Certification - Microsoft Power BI: PL-300 (Data Analyst)
Microsoft
Online11-2025
Master of Science - Geology
Oklahoma State University, Boone Pickens School of Geology
Stillwater, OK12.2022
Bachelor of Technology - Geology
Federal University of Technology Owerri
Imo, Nigeria11.2019
Skills
- Data Visualization and Presentations
- Data cleaning Analytical problem solving Statistical analysis
- Tableau Data validation Database management
- Report preparation Report writing Data storytelling Data exports Technical writing
- Data quality assurance processes Data integrity validation
- Computer skills: Excel Functions Adobe Acrobat Reader Microsoft, and design Microsoft Access
Publications
- Ezennubia, V.C., Vilcáez, J., (2022) Removal of oil hydrocarbons from petroleum-produced water by indigenous methanogenic oil-degrading microbial communities. Journal of Water Process Engineering https://www.sciencedirect.com/science/article/pii/S2214714422008443
- Oli, I.C., Ahairakwem, C.A., Opara, A.I., Ekwe, A.C., Osi-Okeke, I., Urom, O.O., Udeh, H.M., Ezennubia, V.C., (2020) Hydrogeophysical Assessment and Protective Capacity of Groundwater Resources in Parts of Ezza and Ikwo areas, Southeastern Nigeria https://link.springer.com/article/10.1007/s42108-020-00084-3
- Ezennubia, V.C., Onunkwo, A.A. Ozotta, O, (2019) Baseline Verification of Heavy Metal Distribution in Surface Water Bodies of Okposi and Environs, Ohaozara Local Government Area, Ebonyi State, Southeastern Nigeria https://www.ijaar.org/articles/Volume5-Number12/Sciences-TechnologyEngineering/ijaar-ste-v5n12-dec19-p28.pdf
- Ezennubia, V.C., Vilcáez, J., Methanogenic Degradation of Dissolved Oil Hydrocarbons in Petroleum Produced Water. GSA South-Central Section - 56th Annual Meeting - (2022) https://gsa.confex.com/gsa/2022SC/webprogram/Paper373320.html
- J Vilcaez, Ezennubia, V.C. , Physicochemical controls of methanogenic oil degradation from petroleum produced water. AGU Fall Meeting Abstracts, (2022) https://agu.confex.com/agu/fm22/meetingapp.cgi/Paper/1138886
Timeline
SMD / XRF Data Analyst
Diversified Well Logging LLC.
01.2023 - Current
Assistant Research Analyst
Geofluid & Hydrogeology Lab
01.2021 - 01.2022
Graduate Teaching Assistant
Oklahoma State University
01.2021 - 01.2022
Data Quality Analyst
Nigerian Breweries Plc
01.2012 - 2017
Bachelor of Technology - Geology
Federal University of Technology Owerri
Professional Certification - Microsoft Power BI: PL-300 (Data Analyst)
Microsoft
Master of Science - Geology
Oklahoma State University, Boone Pickens School of Geology
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