Senior Data Analyst

Octoplus Marketing Group
Lagos, Lagos State
Full time
2 weeks ago
Yesterday
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Senior Data Analyst

Octoplus Marketing Group

Software & Data

Lagos Full Time
Advertising, Media & Communications Confidential
  • Minimum Qualification :
  • Experience Level : Mid level
  • Experience Length : 4 years

Job Description/Requirements



















About the Role:

We are seeking a highly experienced and strategic Senior Data Analyst to join our team. In this role, you will be responsible for owning the end-to-end data analysis process, sourcing, transforming, analysing, and interpreting data to support strategic decision-making and improve business performance.


Key Responsibilities:

  • Partner with business stakeholders to understand goals and define success metrics aligned with business objectives.
  • Translate business problems into data questions; design robust analytical approaches to solve them.
  • Develop predictive models and statistical analyses to forecast trends and identify opportunities.
  • Proactively surface insights that inform strategic priorities, customer segmentation, channel effectiveness, and operational efficiency.
  • Extract, clean, and transform large datasets from multiple sources, including internal databases, CRMs, marketing platforms, and cloud data warehouses.
  • Design and maintain advanced dashboards and self-service BI tools for various teams using Power BI, Tableau, or Looker.
  • Implement and improve data governance, accuracy, and consistency across all analytics outputs.

Performance Monitoring & Experimentation

  • Track and evaluate KPIs across departments (marketing, finance, operations, etc.).
  • Design and conduct A/B testing and other statistical experiments to measure business impact and guide decision-making.
  • Identify bottlenecks, anomalies, and opportunities for optimisation in real-time.
  • Work cross-functionally with technical and non-technical stakeholders to translate insights into strategic recommendations.
  • Provide mentorship and technical guidance to junior analysts and support upskilling across departments.
  • Contribute to building a scalable data infrastructure and reporting framework that supports growth.


Required Qualifications & Skills:

  • Bachelor’s or master’s degree in data science, Statistics, Computer Science, Business Analytics, Economics, or a related field.
  • 4+ years of proven experience in data analytics or business intelligence, preferably in a fast-paced, data-driven organisation.
  • Advanced proficiency in SQL for data extraction and manipulation.
  • Strong experience with data visualisation tools (Power BI, Tableau, Looker) and building interactive dashboards.
  • Solid experience with Excel for reporting and analysis.
  • Proficiency in at least one programming language for data analysis (e.g., Python or R).
  • Experience with statistical modelling, forecasting, and machine learning is a strong advantage.
  • Strong analytical mindset with attention to detail and a passion for problem-solving.
  • Ability to communicate insights effectively to both technical and non-technical audiences.
  • Excellent time management skills and the ability to work independently and lead complex projects.
  • Experience with Python or R for data analysis.
  • Familiarity with cloud platforms (e.g., Google Cloud, AWS).


Interested and Qualified candidates can apply by sending their applications to recruitment@octoplusgroup.com.

Application Deadline: 22nd June 2025












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