Senior ETL Engineer - Informatica Specialist

NTT DATA Global Delivery Services Ltd; Bengaluru; On-site; INR 2,800,000 - 5,200,000; Full time

Job summary

NTT DATA Global Delivery Services Ltd. in Bengaluru, Karnataka, India, is seeking an Offshore ETL Sr Engineer (Informatica SME) to lead migration and modernization efforts.

The role focuses on deconstructing legacy Informatica Workflows and mapping to dbt, collaborating with dbt SMEs and Data Engineers to translate PowerCenter constructs into SQL-based patterns. The ideal candidate has 8+ years of Informatica experience, a deep understanding of mappings vs sessions vs workflows, and strong SQL

Qualifications

• 8+ years Informatica PowerCenter / IICS experience.
• Deep understanding of mappings vs sessions vs workflows.
• Experience with large-scale ETL modernization or migrations.
• Strong SQL (Oracle / SQL Server).
• Ability to interpret undocumented legacy logic.

Responsibilities

• Analyze existing Informatica workflows, sessions, mappings, and maplets.
• Reverse-engineer transformation logic, dependencies, parameters, and scheduling patterns.
• Identify hidden complexity (lookups, aggregators, routers, update strategies).
• Classify workflows by complexity to support wave sequencing and re-estimation checkpoints.
• Partner with dbt SMEs to translate Informatica logic into dbt-appropriate patterns.
• Support defect resolution during testing and UAT.

Skills

Informatica PowerCenter

IICS

SQL

Data migration

Job description

Offshore ETL Sr Engineer (Informatica SME) Req ID: 393476 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization.

We are currently seeking a Offshore ETL Sr Engineer (Informatica SME) to join our team in Bangalore, Karnātaka (IN-KA), India (IN).

Informatica SME Role Overview

The Informatica SME serves as the primary authority on the legacy Informatica landscape and is responsible for deconstructing existing workflows, sessions, mappings, and maplets to enable accurate migration into dbt. This role ensures legacy logic is correctly understood, documented, and classified by complexity, supporting wave planning and re-estimation checkpoints. The Informatica SME works closely with dbt SMEs and Data Engineers to translate PowerCenter constructs into modern SQL-based transformation patterns while mitigating risks associated with undocumented or highly complex workflows across both SWP and IMS business units.

Key Responsibilities

• Analyze existing Informatica workflows, sessions, mappings, and maplets
• Reverse-engineer transformation logic, dependencies, parameters, and scheduling patterns
• Identify hidden complexity (lookups, aggregators, routers, update strategies)
• Classify workflows by complexity to support wave sequencing and re-estimation checkpoints
• Partner with dbt SMEs to translate Informatica logic into dbt-appropriate patterns
• Support defect resolution during testing and UAT

Required Skills & Experience

• 8+ years Informatica PowerCenter / IICS experience
• Deep understanding of mappings vs sessions vs workflows
• Experience with large-scale ETL modernization or migrations
• Strong SQL (Oracle / SQL Server)
• Ability to interpret undocumented legacy logic

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in‑office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

Equal Opportunity

NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

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Experience Level Senior Level