Satheesh Ponnambalam

IT Consultant and Informatica Developer/Lead with 14+ years of experience designing, developing, and maintaining data integration solutions using Informatica PowerCenter and Informatica Intelligent Cloud Services (IICS). Strong background in data warehousing, ETL development (workflows, mappings, sessions), and data quality/profiling, with proficiency in SQL (Oracle) and Unix shell scripting, plus working knowledge of Python. Proven track record delivering solutions across Banking, Retail, Insurance, and Healthcare domains using Agile methodologies, with hands-on exposure to AWS cloud services (S3, Glue, Lambda, Step Functions).

Informatica Tech Lead at Relevance Lab Technology (2024-01 – Present)

Client: Alight

• Lead end-to-end ETL development using Informatica IICS, designing workflows, mappings, and tasks to streamline enterprise data integration processes.
• Design and implement Mass Ingestion pipelines in IICS for high-volume bulk data movement across cloud and on-premise systems.
• Configure ingestion tasks for files, databases, and streaming sources, ensuring reliable high-volume data transfer with minimal latency.
• Automate ingestion workflows through scheduling, parameterization, and reusable templates to support enterprise-scale data integration.
• Monitor ingestion jobs via IICS Monitor, optimizing performance through partitioning, parallelism, and robust error handling.
• Participate in Agile ceremonies and sprint planning, collaborating with cross-functional teams to prioritize requirements and ensure delivery quality.

Data Engineering Specialist at Accenture Technology Solutions (2021-08 – 2024-01)

Client: BBY – Best Buy NA

• Develop high-level design documents and data mapping specifications for ETL workflows and data integration solutions.
• Validate ETL results and prepare business reports to support stakeholder decision-making.
• Review project standards, coding practices, and documentation to ensure consistent quality across deliverables.
• Gather detailed business requirements from clients to define new data integration and reporting needs.
• Collaborate with Best Buy NA stakeholders to align data engineering solutions with business objectives.

Senior Associate at Cognizant Technology Solutions (2016-09 – 2021-08)

Client: Walgreens

• Own overall solution architecture for data migration and co-existence strategy initiatives.
• Execute data profiling and generate analysis reports to identify data quality issues across source systems.
• Review data quality analysis reports with stakeholders, finalizing DQ business rules for effective cleansing implementation.
• Configure rules-based validation checks to ensure data integrity throughout migration processes.
• Partner with Walgreens stakeholders to align data quality standards with business requirements.

Senior Software Engineer at HCL Technology Solutions (2012-08 – 2016-09)

Client: Deutsche Bank

• Contribute across the full application development lifecycle — requirements gathering, analysis, design, development, unit testing, and integration testing.
• Conduct internal peer reviews to strengthen code quality and enforce adherence to coding standards.
• Review project standards, coding, and documentation to maintain delivery consistency.
• Provide regular status updates to project managers, supporting aligned progress and timely decision-making.

Software Engineer at UST Global (2009-12 – 2012-08)

Client: Wellpoint

• Develop high-level design documents and data mapping specifications supporting successful project implementation.
• Analyze business requirements, design solutions, develop applications, and test functionality end-to-end.
• Validate results and produce business reports to support stakeholder decision-making.

B.E. in Computer Science and Engineering – Kalsar College of Engineering