Sr. Data Modeler

Job Description Req ID:     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 Sr. Data Modeler to join our team in Bangalore, Karnātaka (IN-KA), India (IN). Primary Responsibility as Data Modeler1) Design and implement dimensional (star/snowflake) and 3NF data models optimized for analytical and reporting needs in Azure Synapse and Power BI2) Perform STM(source to target mapping) from source to multiple layers in the data lake3) Analyze and optimize Spark SQL queries4) Collaborate with cross-functional teams (data architects, engineers, and POs) to ensure data models align with business needs5) Maintain version control and CI/CD pipelines in Git and Azure DevOps6) Integrate Azure Purview to enable access controls. Additionally implement row level security 7+ Years of experience in : SQL, PySpark • Hands-on experience with Azure Synapse, ADLS, Delta format, and metadata-driven data pipelines• Experienced in implementing dimensional (star/snowflake) and 3NF data models•Experienced in PySpark and Spark SQL, including query optimization and performance tuning• Experienced in writing complex SQL including windowing functions• Experienced in performing Source-to-Target Mapping (STM) by analyzing source systems and defining transformation logic• Strong problem-solving and analytical skills for debugging and optimizing data pipelines in Azure Synapse• Familiarity with CI/CD practices in Git and Azure DevOps• Working experience in Azure DevOps-based development environment #DataCK #LI-CDL About NTT DATA NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at us.nttdata.com NTT DATA endeavors to make to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. 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. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here. Apply Listen to the story of Employee Voice Annette Barnabas Business Analysis Associate Director India Read more Vanathi Asok Director – Project and Application Services India Read more Swathi Sujir Business Operations Supervisor India Read more Apply Back to search results