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NTT DATA Logo NTT DATA · IT - Software Development

Offshore ETL Sr Engineer

India, Bangalore · Job Posted May 05, 2026
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Job Description

The Senior ETL Engineer at NTT DATA will be responsible for developing complex Python-based extract/load pipelines and implementing advanced dbt transformation models. Candidates should have 7-10 years of experience in data engineering, strong expertise in Python and SQL, and familiarity with Informatica. This role involves mentoring junior engineers and contributing to technical documentation. NTT DATA offers a dynamic work environment with opportunities for growth.

Job Responsibility

  • Develop and maintain complex Python EL pipelines to land source data as-is into the target warehouse
  • Implement advanced dbt models, including: Incremental models, Snapshot-based logic (non-CDC), Complex joins and aggregations
  • Translate high-complexity Informatica mappings into dbt SQL under guidance from SMEs
  • Design and implement reusable dbt macros and common SQL patterns
  • Perform peer code reviews and provide technical guidance to Data Engineers
  • Troubleshoot performance issues and data discrepancies during SIT and UAT
  • Support wave-based migration execution across SWP and IMS in parallel
  • Contribute to technical documentation, runbooks, and handover materials

Requirements

  • 7–10 years of data engineering experience
  • Strong Python expertise for batch data ingestion and processing
  • Advanced SQL skills (complex joins, window functions, aggregations)
  • Hands-on experience with dbt Core or dbt Cloud
  • Experience working with large-scale data migration or ETL modernization programs
  • Familiarity with Informatica PowerCenter concepts (preferred)
  • Experience mentoring junior engineers in offshore delivery models

Nice to have

Familiarity with Informatica PowerCenter concepts

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