OKOFU JESSICA ONYINYE

Data Analyst & Laboratory Analyst

LinkedIn

About

Highly analytical and results-driven professional with proven expertise as both a Data Analyst and Laboratory Analyst. Proficient in Python, SQL, Excel, and Looker Studio, adept at transforming complex datasets into actionable insights and delivering data-driven reports. Strong background in laboratory analysis, ensuring accuracy, precision, and regulatory compliance, committed to leveraging data to drive informed decisions and optimize operational efficiency.

Work Experience

Assistant Laboratory Analyst

Ebic Integrated Services Limited (NYSC)

Jan 2023 - Dec 2023

Managed comprehensive laboratory operations, delivering precise analyses and accurate reporting to ensure high data integrity and reliable results for diverse clients.

  • Executed 100+ comprehensive laboratory analyses for diverse clients, consistently adhering to specified protocols and quality standards to ensure high data integrity and reliability.
  • Enhanced data accuracy and reliability by contributing to the calibration and routine maintenance of critical laboratory equipment, reducing equipment-related errors by 10%.
  • Prepared a wide range of samples for rigorous testing, meticulously following Standard Operating Procedures (SOPs) to guarantee 100% sample integrity and preparation accuracy.
  • Compiled and presented detailed, actionable test results and comprehensive reports, empowering clients with robust data for informed decision-making.

Quality Control Officer

Triple Queens Water

Jan 2021 - Dec 2021

Directed end-to-end quality control processes for water treatment and distribution, guaranteeing stringent product quality and consistent adherence to regulatory standards.

  • Conducted rigorous laboratory tests on water samples at all stages of treatment and distribution, consistently ensuring 99.5% compliance with high product quality and safety standards.
  • Monitored company operations to ensure stringent compliance with regulatory standards, proactively identifying and mitigating 10+ potential risks annually to maintain operational integrity.
  • Maintained meticulous records of all quality control activities, ensuring 100% data integrity and traceability crucial for successful internal and external audits.

Education

Data Analytics

AltSchool Africa

Nov 2024

Science Laboratory Technology

Delta State University, Abraka Delta State

Sep 2018 - Jun 2022

General Studies

Federal Government Girls College Ibusa, Delta State

Sep 2012 - Sep 2014

Certificates

Certificate of Accomplishment — Python(Basic)

Harishankaran K

Jul 2025

Fire Safety Induction

Certifying Authority

Jan 2023

The COSHH Risk Assessor Certificate

Certifying Authority

Jan 2023

The COSHH Manager Certification

Certifying Authority

Jan 2023

Skills

Data Analysis & Visualization

  • Looker Studio
  • Excel (Charts, Pivot Tables)
  • Interactive Dashboards
  • Decision Support
  • Storytelling
  • Data Interpretation

Data Cleaning & Preprocessing

  • Missing Value Handling
  • Duplicate Removal
  • Outlier Detection
  • Data Standardization
  • Data Validation
  • Python (Pandas, NumPy)
  • SQL
  • Excel (formulas, data validation)
  • Jupyter Notebook

Problem Solving

  • Root Cause Analysis
  • Process Improvement
  • Analytical Thinking
  • Critical Thinking

Learning Agility

  • Adaptability
  • Continuous Learning
  • Quick Learning
  • Self-directed Learning

Laboratory Techniques

  • Laboratory Analysis
  • Sample Preparation
  • Equipment Calibration
  • Quality Control
  • Standard Operating Procedures (SOPs)
  • Regulatory Compliance

Microsoft Excel

  • VLOOKUP, PivotTables, Charts, Conditional Formatting) - Microsoft Word, PowerPoint - Data Entry and Analysis