Senior Data QA Engineer - Automation & Analytics Pipelines

BTI; Adelphi (MD); On-site; USD 120,000 - 170,000; Full time

Job summary

Business Technology Integrators (BTI) is seeking a highly skilled Senior QA Engineer/SDET to lead automated testing across our Enterprise Data & Analytics Platform. You will own data quality, validation, and AI/BI model accuracy, working with Databricks and PySpark within a SAFe environment.

You will design end-to-end QA strategies, build CI/CD tested pipelines, collaborate with Data Engineers and Product Owners, and drive UAT with business stakeholders to ensure production readiness and

Qualifications

• Minimum 5+ years of solid experience in Data Engineering with proven experience testing and validating data pipelines in Databricks, including medallion architecture.
• Proficient in creating testing framework for validating Data Quality.
• Proficient in Databricks notebook, PySpark, Python, SQL, and data quality testing.
• Expert with testing AI/BI models, ensuring data quality from feature engineering through model scoring.

Responsibilities

• Architect and implement robust automated testing frameworks leveraging PySpark and Databricks-native tools for data validation across Raw, Curated, and Mart layers.
• Design and implement data quality validation frameworks, including checks on accuracy, completeness, and consistency across transformation layers.
• Create advanced data quality KPIs, integrating them into automated dashboards to track quality trends across layers.
• Design metadata-driven tests, integrating with CI/CD pipelines, with coverage on all transformation layers.
• Lead development of QA user stories and acceptance criteria, precisely defining test scenarios for ingestion, transformation, and consumption layers.
• Perform complex data reconciliation testing across 10+ source systems, ensuring accuracy, completeness, and consistency from source through Mart.
• Own the end-to-end testing lifecycle (QA, Staging, Production), defining what and when to test at each stage and ensuring sign-off criteria are met.
• Partner closely with data engineers to troubleshoot pipeline failures, connectivity issues, and performance bottlenecks.
• Set standards for data lineage and auditability, ensuring every transformation step can be validated and traced.
• Plan, facilitate, and manage User Acceptance Testing (UAT) involving business users for data visualization tools such as Tableau running on Databricks.
• Prepare UAT test scenarios aligned with business use cases, guide users through testing, and gather actionable feedback.
• Drive defect triage, resolution, and retesting, ensuring readiness for production release.
• Work within a SAFe Agile framework, participating in PI planning, sprint ceremonies, and cross-team coordination. Collaborate with DevOps, Data Engineers, Data Scientists, and Product Owners to integrate QA into CI/CD pipelines.
• Provide regular updates to project and senior management on progress of QA milestones and tasks.

Skills

Databricks

PySpark

Python

SQL

Data quality testing

CI/CD pipelines

Azure DevOps

Data governance

AI/BI model testing

Tools

Azure Purview

Profisee MDM

Job description

Business Technology Integrators (BTI) is seeking a highly skilled Senior QA Engineer/SDET to lead automated testing across our Enterprise Data & Analytics Platform. You will own data quality, validation, and AI/BI model accuracy, working with Databricks and PySpark within a SAFe environment.

You will design end-to-end QA strategies, build CI/CD tested pipelines, collaborate with Data Engineers and Product Owners, and drive UAT with business stakeholders to ensure production readiness and