Business Intelligence Senior Specialist
NTT DataThis job is no longer accepting applications
Job Description
A hands-on QA Engineer with 8 years of experience focused on data validation and testing of database objects
across Snowflake, SQL Server, or Oracle. Write clear, maintainable SQL queries for validation, profiling, and troubleshooting data issues.
Develop and maintain test plans, test cases, and acceptance criteria for data pipelines and DB changes.
Snowflake - SQL dialect, tasks/streams, cloning and Time Travel (nice-to-have).Define data quality rules (completeness, accuracy, uniqueness,) and associated test logic.
Execute performance/regression checks for critical queries and ETL jobs flag regressions due to schema or logic updates.
Work with data engineers, analysts, and product owners to clarify mappings and acceptance criteria.
Mentor junior QA/data testers, review their test designs and help build reusable test utilities.
Perform source-to-target validation for batch and ELT processes, including record-level reconciliation, aggregates, and checksum/hash comparisons.
More Info
Key Skills
data quality rules
data pipelines
performance regression checks
record-level reconciliation
checksum hash comparisons
ETL jobs
acceptance criteria
testing of database objects
source-to-target validation
About Company
NTT DATA Corporation is a Japanese multinational information technology service and consulting company headquartered in Tokyo, Japan. It is partially-owned subsidiary of Nippon Telegraph and Telephone. Japan Telegraph and Telephone Public Corporation, a predecessor of NTT, started Data Communications business in 1967.