Join our Team : About this opportunity :

- Welcome to an exciting opportunity at Ericsson, where you'll step into the role of a Data Engineer working on high-volume, low-latency data platforms powering next-gen GenAI systems, AI agents, and enterprise copilots for Telecom OSS/BSS. We build production-grade systems that drive automation, intelligence, and decisioning at scale. Real systems, Real impact. - What you will do :

- Build and operate large-scale, high-throughput data systems handling massive datasets

- Develop complex, scalable solutions using Python and Java

- Design and optimize distributed data pipelines using Apache Spark

- Engineer low-latency, high-performance data processing systems (batch+streaming)

- Work with Cassandra and OpenSearch/Elasticsearch for high availability and scale

- Develop scalable backend services and REST APIs (Spring Boot-based microservices)

- Experience to work with AWS (Kiro) / Microsoft Copilot stack

- Build RAG pipelines across network, service, customer, and operational data

- Engineer data pipelines for embeddings, vector stores, and retrieval systems

- Implement end-to-end Data/MLOps pipelines using Docker, Kubernetes, Kubeflow, and CI/CD

- Ensure system performance, scalability, observability, and reliability





- Manage and mitigate FOSS (Free & Open Source Software) vulnerabilities using security scanning and patching practices - The skills you bring : Robust Python and Java expertise with experience building production-grade systems is mandatory

- Hands-on experience with Apache Spark (PySpark/Scala/Java) and distributed processing

- Proven experience in high-volume, low-latency system design and optimization

- Strong knowledge of Cassandra, OpenSearch/Elasticsearch, and NoSQL data modeling is mandatory

- Experience building scalable APIs and microservices (Spring Boot)

- Hands-on experience with cloud platforms (AWS or GCP)

- Strong working knowledge of Docker and Kubernetes

- Experience with vulnerability management and non functional features(alarm, logging, fault management etc)

- Good understanding of LLMs, embeddings, RAG, and GenAI data pipelines

- Exposure to developer copilots / AI-assisted coding tools - Good to have :

- Telecom OSS/BSS domain knowledge (business + data)

- Experience with Databricks, Snowflake, or similar platforms

- Understanding of AI observability, explainability, and responsible AI

📌 Data Engineer (Kolkata)
🏢 Ericsson
📍 Kolkata