Hire Resolve's client is looking for a Senior Data Engineer to join their team in Johannesburg, GP. The Data Engineer will be responsible for designing, building, and maintaining scalable data pipelines to support telecommunications CDR processing, real‑time data ingestion, and analytical workloads. This role requires expertise in data modeling, ETL development, stream processing, and distributed data systems. The ideal candidate will work closely with developers, DevOps, and analytics teams to transform raw network data into clean, structured, and query‑ready datasets that power dashboards, machine learning models, and business logic. The candidate will provide technical leadership, optimize data workflows for performance and reliability, and drive best practices in data engineering methodologies.

Responsibilities

• Build ETL/ELT pipelines for ingesting, cleansing, and transforming CDRs and telecommunications logs from multiple network elements (5G/4G/3G/2G...