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$300k–$1000k/yr
Full-time
Posted 2d ago
~40 hrs/week
Responsibilities
Design, develop, and execute ETL test cases while validating data movement and transformations between source and target systems. Collaborate with cross-functional teams to ensure data quality, integrity, and accuracy across reporting systems.
Requirements
Requires 5+ years of experience in ETL/Data Warehouse testing with strong proficiency in SQL, Python, and Mainframe technologies. Candidates must have a solid understanding of the Software Testing Life Cycle and experience working in Agile/Scrum environments.
We are looking for an experienced ETL Test Engineer with strong expertise in ETL Testing, SQL, Python, and Mainframe technologies. The ideal candidate should have hands-on experience in validating data across source and target systems, performing data quality checks, developing test scenarios, and working in Agile environments. The candidate will collaborate closely with developers, business analysts, and data engineers to ensure the accuracy and integrity of data pipelines and reporting systems.
Primary Skills
ETL Testing
SQL
Python Programming
Mainframe (JCL, COBOL, DB2, VSAM)
Data Validation & Data Reconciliation
RDBMS Databases
Secondary Skills
Agile/Scrum Methodology
JIRA / ALM
Test Automation
Unix/Linux Basics
Data Warehousing Concepts
Key Responsibilities
Design, develop, and execute ETL test cases, test plans, and test scripts.
Validate data movement and transformations between source and target systems.
Write and optimize complex SQL queries for data validation and reconciliation.
Perform end-to-end testing of ETL workflows, data warehouses, and reporting systems.
Analyze source-to-target mappings and business requirements.
Develop Python scripts for test automation, data validation, and test data preparation.
Validate data extracted from Mainframe systems and ensure accuracy in downstream applications.
Identify, track, and report defects using JIRA/ALM.
Participate in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives.
Collaborate with cross-functional teams including Developers, Data Engineers, Business Analysts, and Product Owners.
Ensure data quality, completeness, consistency, and integrity across applications.
Required Qualifications
5+ years of experience in ETL/Data Warehouse Testing.
Strong hands-on experience in SQL and database validation.
Experience working with Mainframe technologies such as JCL, COBOL, DB2, VSAM, and ISPF.
Proficiency in Python scripting for automation and data validation.
Experience with RDBMS databases such as Oracle, SQL Server, DB2, PostgreSQL, or MySQL.
Strong understanding of Software Testing Life Cycle (STLC) and Defect Life Cycle.
Experience working in Agile/Scrum projects.
Excellent analytical, communication, and problem-solving skills
Natobotics Ltd founded in 2012, provides boutique technology, digital customer experience, consulting and software development services. Over the years we had been supporting our clients in the areas of cloud transformation, Big data & Analytics, Digital Journey, Machine Learning and Platforms.
Offices: New Mossford Way, 1, London, England, GB · Tidel Park, Chennai, Tamilnadu 600042, IN · 4688 Mowry Ave, Fremont, California 94538, US
IT ConsultingIT ArchitectureFinancial ServicesHealth careMediaTelecomBig Data - Storm JavaOracleand Business Analysis
Natobotics Ltd founded in 2012, provides boutique technology, digital customer experience, consulting and software development services. Over the years we had been supporting our clients in the areas of cloud transformation, Big data & Analytics, Digital Journey, Machine Learning and Platforms.
Offices: New Mossford Way, 1, London, England, GB · Tidel Park, Chennai, Tamilnadu 600042, IN · 4688 Mowry Ave, Fremont, California 94538, US
IT ConsultingIT ArchitectureFinancial ServicesHealth careMediaTelecomBig Data - Storm JavaOracleand Business Analysis