I am a results-driven Business Intelligence & Analytics professional with 10+ years in Oil & Gas, GIS, and data analytics. I specialize in data analysis, visualization, and decision support, leveraging Azure cloud, Power BI, SSIS, Python, and GIS tools to optimize operations and drive efficiency. I am passionate about turning complex data into actionable insights that improve performance and enable continuous improvement in high-impact organizations. I thrive in cross-functional teams and am comfortable working in cloud environments, building automated data pipelines, and delivering analytics solutions that enable strategic decision-making.

Chisom Aloysius Okereke

I am a results-driven Business Intelligence & Analytics professional with 10+ years in Oil & Gas, GIS, and data analytics. I specialize in data analysis, visualization, and decision support, leveraging Azure cloud, Power BI, SSIS, Python, and GIS tools to optimize operations and drive efficiency. I am passionate about turning complex data into actionable insights that improve performance and enable continuous improvement in high-impact organizations. I thrive in cross-functional teams and am comfortable working in cloud environments, building automated data pipelines, and delivering analytics solutions that enable strategic decision-making.

Available to hire

I am a results-driven Business Intelligence & Analytics professional with 10+ years in Oil & Gas, GIS, and data analytics. I specialize in data analysis, visualization, and decision support, leveraging Azure cloud, Power BI, SSIS, Python, and GIS tools to optimize operations and drive efficiency.

I am passionate about turning complex data into actionable insights that improve performance and enable continuous improvement in high-impact organizations. I thrive in cross-functional teams and am comfortable working in cloud environments, building automated data pipelines, and delivering analytics solutions that enable strategic decision-making.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert

Language

English
Fluent

Work Experience

BI Analyst - Nova Scotia Community College (BIA) at Nova Scotia Community College (NSCC)
May 1, 2025 - May 1, 2025
Designed and implemented Power BI dashboards to track individual student's grades and improve reporting efficiency. Built ETL pipelines using Azure Data Factory and Power Query to automate data consolidation from student information systems and financial sources. Collaborated with cross-functional teams to assess reporting needs and deliver analytics solutions for finance, HR, and academic planning. Conducted data validation and quality control, reducing reporting errors by over 30%.
GIS/Data Technician (Intern) at The Municipality of Chester
August 31, 2024 - August 31, 2024
Analyzed asset datasets to identify maintenance trends and cost-saving opportunities. Automated weekly reporting with Python and Excel macros; Developed Power BI visualizations for internal stakeholders, resulting in faster decision-making and improved procurement planning. Improved data accuracy by 30% through rigorous data collection, cleaning, and management using ArcGIS Desktop. Mapped over 95% of infrastructure assets during field visits, significantly enhancing asset tracking and reporting capabilities. Created over 20 maps to support planning, environmental, and infrastructure projects, accelerating decision-making timelines by 20%. Enabled project teams to extract deeper insights via spatial analysis, contributing to a 40% improvement in data-driven recommendations. Increased GIS data integrity by 35% through systematic error detection and resolution. Resolved 90% of user-reported GIS issues within 24 hours. Comprehensively documented processes to shorten onboarding for new GIS
Hydraulic Workover - Rig Operations Manager at Compact Energy Solutions Limited (ACES)
December 31, 2023 - December 31, 2023
Coordinated mobilization and demobilization of rig equipment with zero incidents, achieving 100% safety compliance. Supervised 15+ crew, ensuring on-time delivery of work programs and 98% adherence to client schedules. Improved crew performance by 20% and trained local staff to operate within international HSE standards. Produced and submitted over 50 reports including workover logs and JSAs, enhancing transparency and stakeholder decision-making. Directed rig maintenance and rig-up/rig-down activities, reducing downtime by 30%. Developed feasibility reports that supported cost-saving recommendations, lowering non-productive time by 15%. Collaborated with drilling supervisors and engineers to ensure alignment with schedules, optimizing productivity by 25%. Managed field budgets and logistics, achieving 10–15% savings and 100% on-time shipments.
Safety Coordinator at Future Concerns Nigeria Limited
December 31, 2016 - December 31, 2016
Conducted daily site inspections and toolbox talks, contributing to a 25% reduction in near-miss incidents. Coordinated with client representatives during audits and achieved a 100% audit close-out rate. Ensured firefighting equipment was serviced, supporting zero fire-related incidents. Delivered PPE training with 95% compliance and advised on 5+ corrective actions to improve safety. Participated in JHAs and PTW processes to reduce task risk by 30%. Organized fire drills and represented the company in HSE forums, improving emergency preparedness and safety engagement.

Education

Diploma at Nova Scotia Community College (NSCC)
January 11, 2030 - May 1, 2025
Diploma at Nova Scotia Community College (NSCC)
January 11, 2030 - May 1, 2024
Bachelor's Degree at Nnamdi Azikiwe University, Awka, Anambra State, Nigeria
January 11, 2030 - December 1, 2001

Qualifications

WHMIS and OH&S Certification
January 11, 2030 - June 1, 2027
Class 5 Driver’s License
January 11, 2030 - November 5, 2025
First Aid/CPR and AED
January 11, 2030 - June 1, 2027
IWCF Level 3
January 11, 2030 - November 5, 2025
T-BOSIET
January 11, 2030 - November 5, 2025
IBM Project Management Certificate
January 11, 2030 - November 5, 2025
IBM Data Analytics Certificate (Coursera)
January 11, 2030 - November 5, 2025
Microsoft Certified: Power BI Data Analyst, SSIS, GIS Professional Certification
January 11, 2030 - November 5, 2025
Post Graduate Honors in Business Intelligence/Analytics (BIA) – 98% average
January 11, 2030 - November 5, 2025
5 Years Meritorious Award as Operation Manager
January 1, 2018 - December 31, 2023

Industry Experience

Energy & Utilities, Professional Services, Manufacturing