Data Migration Test Analyst

Two95 International

1d•Remote

About The Position

We are seeking an experienced Data Migration Test Analyst to support and validate the migration of ETL workflows from Pentaho Data Integration to Informatica Cloud Data Integration (CDI). This role is responsible for ensuring data accuracy, transformation integrity, and functional parity between legacy Pentaho jobs and newly developed Informatica CDI pipelines, with a strong emphasis on SQL-based validation and scripting.

Requirements

Strong experience testing ETL / ELT and data warehouse solutions
Hands-on testing experience with Pentaho Data Integration (PDI) and/or Informatica Cloud Data Integration (CDI)
Advanced SQL scripting skills (joins, subqueries, window functions, aggregates)
Experience validating data across relational databases (e.g., Oracle, SQL Server, PostgreSQL, Snowflake, etc.)
Understanding of data integration concepts: source-to-target mapping, transformations, lookups, slowly changing dimensions

Responsibilities

Design and execute test strategies, test plans, and test cases for data migration from Pentaho to Informatica CDI
Validate end-to-end data flows, including source-to-target mappings, transformations, aggregations, and business rules
Ensure migrated Informatica CDI jobs deliver functional equivalence or improvement over existing Pentaho workflows
Develop and execute complex SQL queries to validate row counts, aggregations, joins, filters, and transformations
Perform data reconciliation between legacy Pentaho outputs and Informatica CDI target tables
Identify, analyze, and document data discrepancies and root causes
Test Informatica CDI mappings, taskflows, schedules, and dependencies
Validate exception handling, error logging, and restartability of pipelines
Ensure performance and scalability meet or exceed legacy standards
Log, track, and retest defects using defect tracking tools (e.g., Jira, Azure DevOps)
Collaborate with ETL developers, data engineers, DBAs, and business stakeholders
Provide clear, actionable feedback to development teams
Create and maintain test artifacts, including test cases, test results, data validation reports, and sign-off documents
Provide regular status updates and testing metrics to project leadership