Senior Data Analyst / BI Consultant (Specialist)

Sabenza IT & Recruitment; Johannesburg; On-site; ZAR 420,000 - 600,000; Part time

Job summary

Sabenza IT & Recruitment seeks two experienced Data Analysts / BI Consultants for a short-term telecommunications project in Johannesburg. You will analyse supplier, customer and connectivity data, develop BI dashboards and deliver actionable cost-saving insights to stakeholders.

The role requires strong SQL, Power BI and data engineering capabilities, with experience handling large datasets and collaborating with both technical and business teams. Short-term contract preferred.

Qualifications

• Experience in data analysis, BI, data processing or data engineering.
• Strong SQL skills.
• Experience with large, multiple datasets.
• Hands-on Power BI experience.
• Experience with Databricks or similar big-data platforms is a bonus.
• Analytical and problem-solving abilities.
• Ability to work with technical and business stakeholders.
• Commercial mindset with cost-saving focus.

Responsibilities

• Analyse and link supplier, access link and customer data.
• Work with customer and supplier invoice and billing information.
• Consolidate data from multiple sources into structured datasets.
• Develop customer and supplier lifecycle management data files.
• Perform data cleansing, reconciliation, validation and data quality checks.
• Investigate data discrepancies and obtain missing information from relevant stakeholders and suppliers.
• Analyse connectivity products, suppliers and associated costs.
• Identify opportunities to optimise products or suppliers and reduce costs.
• Develop and maintain BI reports and dashboards.
• Perform data mining and analysis across large datasets.
• Present meaningful insights and recommendations to business stakeholders.

Skills

Data Analysis

Business Intelligence

Data Processing

Data Engineering

SQL

Power BI

Databricks

Stakeholder communication

Tools

Databricks

Job description

Our client is seeking 2 experienced Data Analysts / BI Consultants to join a short-term project within the telecommunications sector. The project involves working with complex customer, supplier and connectivity data to improve data accuracy, reporting and identify opportunities for cost optimisation and operational efficiency.

Requirements

Key Responsibilities

• Analyse and link supplier, access link and customer data
• Work with customer and supplier invoice and billing information
• Consolidate data from multiple sources into structured datasets
• Develop customer and supplier lifecycle management data files
• Perform data cleansing, reconciliation, validation and data quality checks
• Investigate data discrepancies and obtain missing information from relevant stakeholders and suppliers
• Analyse connectivity products, suppliers and associated costs
• Identify opportunities to optimise products or suppliers and reduce costs
• Develop and maintain BI reports and dashboards
• Perform data mining and analysis across large datasets
• Present meaningful insights and recommendations to business stakeholders

Requirements

• Strong experience in Data Analysis, Business Intelligence, Data Processing or Data Engineering
• Strong SQL skills
• Experience working with large and multiple datasets
• Strong data cleansing, reconciliation and validation experience
• Hands-on Power BI experience
• Experience with Databricks, Data Brix or similar big-data platforms would be advantageous
• Strong analytical and problem-solving abilities
• Comfortable working with both technical and business stakeholders
• Commercial mindset with the ability to identify cost-saving opportunities

Advantageous Experience

• Telecommunications / ISP / Connectivity
• Telecom billing or invoice data
• Supplier and customer data
• OSS/BSS environments
• Network or access-link data
• Product or supplier cost optimisation
• Big data / cloud platforms