NTT

5 days ago

Senior Data Quality Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 5 hours agoStatus: Live

Job Summary

Design and execute end-to-end data quality testing for ETL/ELT pipelines, ensuring data integrity across cloud-based data warehouses. Validate movement, completeness, accuracy, consistency, and lineage using advanced SQL, with hands-on testing in Snowflake. Build automated data quality, reconciliation, and regression testing frameworks, integrate checks into CI/CD/DevOps quality gates, and support accurate analytical products including dashboards, reports, KPIs, and semantic models.

Location: Bengaluru

Workplace: Onsite

Employment Type: Full time

Job Function: QA, Test & Release Engineering

Seniority: Mid level

Key Responsibilities

•Design and execute comprehensive test strategies for ETL/ELT pipelines, transformations, and data integration workflows.
•Validate data movement and quality metrics (completeness, accuracy, consistency) and verify lineage across source and target systems.
•Develop and maintain automated testing frameworks for data quality, reconciliation, and regression testing.
•Perform detailed data validation using advanced SQL across large, complex datasets.
•Collaborate cross-functionally to define quality requirements, integrate quality checks into CI/CD/DevOps, and perform root cause analysis on defects.

Key Requirements

•8+ years of experience in data testing, ETL testing, or quality engineering in data-centric environments.
•Strong expertise in Advanced SQL (complex queries, joins, stored procedures) with performance optimization.
•Experience testing data pipelines and transformations in Snowflake environments.
•Hands-on experience with dbt for model validation and data testing.
•Strong knowledge of data warehousing concepts (dimensional modeling, data vault) and source-to-target reconciliation/validation.

Experience:Data testingETL/ELTData warehousingCloud data warehouses

Skills:Analytical thinkingProblem-solvingDefect managementCommunicationStakeholder management

Tech Stack:SQLSnowflakeDbtPythonPower BIAzureAWSGCPDevOpsCI/CDData lineageData governanceMetadata managementData warehousingDimensional ModelingData Vault

Company Brief

NTT

Dimension Data, operating under NTT Ltd, provides managed IT services, cloud and data center solutions, networking, cybersecurity, and digital transformation services to enterprise customers worldwide.

Industry: Professional Services

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Established Company

Valuation: Public Company (Market Cap in USD)

Headquarters: London, United Kingdom

Founded: 1983

Website LinkedIn

Loading job details...

Preparing the role view and application actions.

NTT