Senior Data Engineer Telecom OSS, ETL and Analytics

Infosys; Hyderabad; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Infosys is seeking a data engineer to design and implement large-scale ETL pipelines for telecom OSS systems in Hyderabad and other locations. The role focuses on data integration, quality, and analytics to support operational intelligence.

The candidate will develop scalable data solutions using Python, SQL, and modern data platforms, collaborating with business and tech teams to meet data requirements and drive cloud adoption.

Qualifications

• Bachelor-level engineering or higher in CS/IT/Engineering.

Responsibilities

• Design, build, and maintain large-scale ETL pipelines for telecom OSS.

Skills

Python Development

SQL & Databases

Shell Scripting

Unix/Linux

Data Analytics

Machine Learning

Education

BE/BTech in CS/IT/Engineering

MS/ME in Tech

Tools

Apache Airflow

Databricks

TensorFlow

Scikit-Learn

PyTorch

Job description

Educational Requirements

Bachelor of Engineering, Bachelor Of Technology, Bachelor Of Comp. Applications, Master Of Technology, Master Of Engineering

Service Line

Engineering Services

Responsibilities

• Experience: 59 Years
• Location: Hyderabad, Chennai, Bangalore
• Qualification: B.E./B.Tech in Computer Science, Information Technology, Data Science, Engineering, or equivalent
• Design, develop, and maintain large-scale ETL pipelines and data integration frameworks for Telecom OSS systems.
• Develop scalable data engineering solutions for structured, semi-structured, and operational telecom datasets.
• Build and manage workflow orchestration pipelines using Apache Airflow.
• Develop data analytics, reporting, and dashboard solutions to support operational and business intelligence requirements.
• Collaborate with business stakeholders and technical teams to understand data requirements and deliver effective solutions.
• Implement data validation, reconciliation, transformation, and data quality processes.
• Optimize SQL queries, ETL jobs, and database performance for high-volume data workloads.
• Develop automation and analytics solutions using Python and Shell Scripting.
• Support Telecom Network Analytics, Service Assurance, Fault Management, and Performance Management initiatives.
• Participate in predictive analytics, anomaly detection, and AI/ML-driven use cases.
• Troubleshoot complex production issues and perform root cause analysis for data and application-related challenges.
• Contribute to cloud adoption, data modernization, and platform optimization initiatives.

Additional Responsibilities

• Machine Learning & Advanced Analytics
• Scikit-Learn
• TensorFlow
• PyTorch
• Predictive Analytics Models
• Machine Learning Solution Development
• Data Platforms & Architecture
• Data Lake Technologies
• Data Warehouse Solutions
• Big Data Ecosystems
• Modern Data Architectures
• Telecom Analytics
• Telecom Network Analytics

Technical and Professional Requirements

• Telecom OSS & Domain Expertise
• Strong hands‑on experience in Telecom OSS (Operations Support Systems).
• Experience working with Telecom Network Analytics.
• Understanding of Service Assurance systems.
• Experience in Fault Management systems.
• Knowledge of Performance Management systems.
• Experience handling telecom operational and network datasets.
• Data Engineering & ETL
• ETL Development
• Data Engineering and Data Integration.
• Large-Scale Data Processing.
• Data Pipeline Development.
• Data Validation, Reconciliation, and Transformation.
• Performance Tuning and Optimization.
• Data Analytics
• Data Analytics and Reporting.
• Data-Driven Decision Making.
• Dashboarding and Operational Reporting.
• Analytics Solution Development.
• Programming & Development
• Python Development.
• SQL and Database Development.
• Database Performance Optimization.
• Shell Scripting.
• Unix/Linux Environments.
• Workflow Orchestration
• Apache Airflow.
• Workflow Automation.
• Job Scheduling and Monitoring.

Preferred Skills

• Domain->Telecom->OSS/BSS
• Technology->ETL & Data Quality->ETL - Others
• Technology->Java->Apache->Apache Tomcat
• Technology->OpenSystem->Python - OpenSystem->Python
• Technology->Data Engineering->Databricks