Senior Data QA Engineer — Snowflake & Databricks Validation

NTT Data Americas, Inc.; Atlanta (GA); On-site; USD 83,000 - 96,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Health Savings Account

AD&D insurance

Employee assistance

401k program

Job summary

NTT DATA Americas, Inc. is seeking a Senior QA Data Engineer to own the most complex test design and validation efforts for data transformations and ingestion processes in Atlanta, GA.

You will author detailed plans, execute data validations, and lead root-cause analyses while contributing to Python/Databricks automation assets. You will design comprehensive test plans, write SQL/Python validation scripts, and create DAX queries for cube comparisons.

Qualifications

• 5–7 years of QA experience with at least 3 years in data warehouse, ETL/ELT, or pipeline testing.
• 5–7 years hands-on testing on Snowflake and Databricks (notebooks, SQL, basic PySpark).
• 5–7 years of strong Python for writing validation scripts and automated reports.
• 5–7 years of advanced SQL skills including joins, aggregates, windows, and reconciliation.
• 5–7 years of experience writing detailed test plans and cases.
• 5–7 years of RCA documentation and root cause analysis.
• 5–7 years of Jira-driven QA workflows.
• Strong communication with stakeholders.

Responsibilities

• Create comprehensive test plans and test cases for new transformations and ingestion processes.
• Execute advanced data validation and reconcile outputs against business expectations.
• Write SQL and Python validation scripts to compare data warehouse sources with tabular cube outputs.
• Write DAX queries against tabular cubes for data extraction and comparison.
• Lead testing for new transformations and migrations across Snowflake and Databricks.
• Conduct root cause analysis on data quality incidents and document findings.
• Extend automated test scripts and frameworks under guidance.
• Use Jira to manage assignments, test plans, and results.
• Mentor QA Engineers/Testers on SQL, Python, and validation techniques.

Skills

QA testing

Snowflake

Databricks

Python

SQL

Test plans

Root cause analysis

Jira workflows

Communication

Tools

Jira

DAX queries

Job description

NTT DATA Americas, Inc. is seeking a Senior QA Data Engineer to own the most complex test design and validation efforts for data transformations and ingestion processes in Atlanta, GA.

You will author detailed plans, execute data validations, and lead root-cause analyses while contributing to Python/Databricks automation assets. You will design comprehensive test plans, write SQL/Python validation scripts, and create DAX queries for cube comparisons.