ETL and Informatica Application Support Engineer

Application Support ETL & Informatica Engineer

Alight is seeking an experienced ETL/Informatica Application Support Engineer with strong analytical and problem‑solving capabilities, excellent troubleshooting skills, and the ability to drive stability and continuous improvement in production environments. This role requires a proactive, self‑motivated professional who can work independently in a fast‑paced operational landscape while delivering high‑quality support and enhancements.
The Application Support ETL & Informatica Engineer will serve as a technical leader within the Applications Support team.

Key Responsibilities

The individual will be involved in the following critical support and operational activities:

• Monitor, support, and troubleshoot ETL and data integration workflows across production, QA, and development environments to ensure smooth daily operations.
• Analyze and resolve incidents, job failures, and performance issues related to Informatica workflows, mappings, and SQL jobs.
• Own and maintain ETL components including Informatica mappings, metadata, scripts, schedules, and operational procedures. Identify opportunities to optimize performance, scalability, and reliability of existing jobs/processes.
• Ensure stability of data ingestion pipelines spanning batch, near‑real‑time, and real‑time patterns. Fine‑tune ETL solutions by developing a deep technical understanding of data flows and upstream/downstream dependencies.
• Collaborate with DBAs and Data Architects to implement appropriate data partitioning, indexing, and optimization strategies to enhance job performance.
• Develop or modify SQL scripts, stored procedures, database triggers, and queries as part of incident resolution, change requests, or performance tuning.
• Work closely with cross‑functional and offshore teams, ensuring timely resolution of issues, clear communication, and adherence to support SLAs and operational guidelines.
• Manage multiple concurrent support tickets, change requests, and enhancement tasks, balancing priorities based on business impact and urgency.
• Ensure compliance with published support, development, coding, and testing standards, as well as change management practices.

Ideal Experience & Critical Competencies

• Strong analytical thinker with the ability to troubleshoot complex data and integration issues effectively.
• Flexible, adaptable, and pragmatic, with the ability to remain focused on objectives while handling shifting priorities.
• 5+ years of experience in ETL application support, Informatica PowerCenter/Cloud, and SQL Server in production environments.
• Practical experience with SQL Server, including schema understanding, stored procedure development, query tuning, and optimization.
• Hands‑on experience with job scheduling tools such as Control‑M or AutoSys for monitoring and support automation.
• Excellent communication skills and ability to work both independently and as part of a distributed/onshore‑offshore team.
• Bachelor’s degree in a technology or engineering field.

We offer you a competitive total rewards package, continuing education & training, and tremendous potential with a growing worldwide organization.

DISCLAIMER:

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities of this job to other entities; including but not limited to subsidiaries, partners, or purchasers of Alight business units.

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