Req ID: 365120

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, apply now.

We are currently seeking a Systems Integration Senior Specialist to join our team in Bangalore, Karnātaka (IN-KA), India (IN).

We are seeking an experienced ETL Developer with strong expertise in DBT, Snowflake, and modern Data Warehouse (DWH) practices. The ideal candidate will design, develop, and optimize data pipelines, manage Snowflake assets (dynamic tables, semantic models, tasks, streams), and ensure high‑performance scalable datasets for analytics and reporting.

Key Responsibilities

ETL / ELT Development
Design, build, and maintain ETL/ELT pipelines using DBT and other modern tools.
Develop modular, testable DBT models (staging, intermediate, marts).
Implement CI/CD pipelines for DBT job deployments.
Monitor pipeline performance and ensure high data quality.
Snowflake Development
Build and manage:

Dynamic Tables
Semantic Views
Stored Procedures (SP)
Tasks and scheduling workflows
Streams for change data capture (CDC)

Implement Snowflake resource optimization including clustering, partitioning, caching, and warehouse sizing.
Use Query Profile for performance tuning and troubleshooting.
Manage Snowflake security (RBAC), data governance, and cost optimization.
Data Warehousing
Design and enhance DWH structures using dimensional modeling (Star/Snowflake schema).
Work with business stakeholders to translate requirements into scalable data models.
Ensure reliability, data quality, lineage, and metadata documentation.
Performance Tuning
Optimize SQL queries, DBT models, and Snowflake compute usage.
Identify performance bottlenecks using Snowflake Query Profile and DBT artifacts.
Implement best practices for incremental loads and materializations.

Required Skills & Experience

Technical Skills

Strong SQL (complex joins, window functions, query optimization)
Hands‑on expertise with DBT Core / DBT Cloud
Advanced experience with Snowflake:

Dynamic Tables
Semantic Views
Streams & Tasks
Stored Procedures (JavaScript/Python)
Snowflake Performance Tuning
Query Profile analysis

Experience with ETL/ELT pipeline design
Familiarity with Airflow or similar orchestration tools (preferred)
Understanding of CDC frameworks
Strong understanding of data warehousing concepts (Kimball/Inmon)

Soft Skills

Strong analytical and problem‑solving skills
Excellent communication and documentation abilities
Ability to work in Agile environments

Ownership mindset with attention to detail

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. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.

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