RACHEAL AYOBAMI ADELUSI

Data Analyst | Energy Auditor
Lagos, NG.

About

Accomplished Data Analyst and Energy Auditor with a proven track record of leveraging advanced analytics to drive significant revenue recovery, optimize operational efficiency, and inform strategic decision-making within the energy sector. Excels in Power BI dashboard development, Python/SQL automation, and comprehensive data analysis, consistently delivering quantifiable impact such as uncovering N1.47B in outstanding revenue, reducing energy theft by 40%, and accelerating decision-making by 30%. Her expertise in electrical engineering and data-driven problem-solving positions her as a high-impact professional ready to tackle complex challenges in data analytics roles.

Work

Eko Electricity Distribution Company
|

Data Analyst / Energy Auditor

Lagos, Lagos, Nigeria

Summary

Led data analysis and energy auditing initiatives, driving significant revenue recovery, operational efficiency, and strategic decision-making through advanced analytics and Power BI dashboard development.

Highlights

Analyzed revenue and consumption data across 12 business units, identifying under-performing feeders with <30% collection efficiency, uncovering N1.47B/month in outstanding revenue, and recommending strategies that optimized financial performance and revenue recovery.

Spearheaded low-vending investigations for 171 Band A Prepaid meter customers, identifying abnormal vending patterns, conducting 50 field visits, and recovering approximately N2 million in revenue.

Designed performance-driven Power BI dashboards, enhancing management visibility into operational performance, enabling real-time insights, and accelerating decision-making by 30%.

Executed routine feeder energy accounting, meter audits, and compliance checks, maintaining compliance standards for multiple substations and minimizing energy theft incidents by 40%.

Automated monthly revenue reporting processes using Python and Excel macros, reducing report generation time from 5 days to 2 days, enabling faster strategic interventions.

Conducted comprehensive technical analysis of transformer loading patterns across 80+ distribution transformers, identifying 15 overloaded assets, and recommending capacity upgrades to prevent potential network failures.

Nigerian Air Force Base
|

Technical Assistant (NYSC)

Makurdi, Benue, Nigeria

Summary

Monitored equipment performance and streamlined maintenance operations, significantly improving incident response and reducing downtime through data-driven analysis and standardized reporting.

Highlights

Monitored equipment performance metrics and documented daily technical activities, establishing systematic logging procedures that reduced incident response time by 35% and enhanced preventive maintenance planning.

Leveraged data analysis techniques to identify the top three equipment failure modes, leading to a 20% reduction in overall equipment downtime and streamlined operational efficiency.

Created standardized technical reports and maintenance logs for 20+ critical equipment assets, improving knowledge transfer between shifts and supporting data-driven maintenance budgeting decisions.

Education

Ladoke Akintola University of Technology
Oyo, Oyo, Nigeria

Bachelor of Technology

Electrical & Electronics Engineering

Languages

English

Certificates

SQL Associate

Issued By

DataCamp

Data Analysis

Issued By

Tech4Her

Power BI Bootcamp

Issued By

Power BI Project Club

Business Analysis & Data Mining

Issued By

Flexolutions Ltd

Data Analytics

Issued By

Side Hustle

Skills

Data Analysis & Visualization

Excel, SQL, Power BI, DAX, Python.

Engineering & Domain Expertise

Energy Auditing, Technical Documentation, Equipment Analysis, Revenue Assurance, Consumption Analysis, Loss Detection.

Analytics Capabilities

Data Cleaning, Statistical Analysis, Pattern Detection, Data Modeling, Dashboard Design, Automation.

Projects

Energy Consumption Analytics Dashboard

Summary

Built interactive dashboard analyzing load patterns across 10+ US regional distribution areas, tracking hourly intensity variations, peak demand periods, and seasonal trends using public utility data. Created color-coded heatmaps and temporal visualizations to identify consumption peaks, enabling utilities to optimize resource allocation and predict demand spikes with greater accuracy. Delivered actionable insights on year-over-year growth trends and load factor performance.

Global Sales Performance Dashboard

Summary

Analyzed $59.84M in global sales data across 15K customers and 12+ product lines, building a 4-page interactive dashboard with executive, product, performance, and customer intelligence views. Implemented advanced DAX measures to track $35.04M profit (58.56% margin), customer lifetime value ($3.92K average), and segmented revenue by customer lifecycle (Repeat: $28.85M, Loyal: $17.44M, New: $10.69M). Designed drill-through capabilities for store-level analysis, enabling stakeholders to identify top-performing brands (Wide World Importers: 46.29%) and optimize sales strategies across regions.