EY - GDS Consulting - AI And DATA - Data Modeler - Senior

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EY GDS – Data and Analytics (D&A) – Data Modeller- Senior

Data Modeller will be responsible for designing and implementing data models that support healthcare data initiatives for a US Client. They will work closely with stakeholders to understand data requirements and ensure that data architecture and model align with business needs. They will have hands-on experience with Erwin, Medallion Architecture, ETL processes, data quality, and data profiling that will be essential in delivering high-quality data solutions.

Your key responsibilities

• Design and develop logical and physical data models using Erwin for healthcare data domains.
• Collaborate with business analysts, data architects, and other stakeholders to gather and analyse data requirements.
• Provide guidance to developers and QA to ensure accurate data extraction, transformation, and loading into data warehouses.
• Conduct data profiling to assess data quality and identify areas for improvement.
• Establish and enforce data governance standards and best practices for data modelling and data management.
• Document data models, data flows, and metadata to ensure clarity and compliance with industry standards such as HL7/FHIR.
• Participate in data architecture reviews and provide recommendations for optimization.
• Stay updated on industry trends and best practices in data modelling and healthcare data management.

Skills and attributes for success

• Data modelling (relevant Knowledge) – 3 -5 years of experience
• Experience in data modeling data tools including but not limited to Erwin Data Modeler, ER studio, Toad etc
• Strong knowledge in SQL
• Basic ETL skills to ensure implementation meets the documented specifications for ETL processes including data translation/mapping and transformation
• Good Datawarehouse knowledge
• Optional Visualisation skills
• Knowledge in DQ and data profiling techniques and tools

To qualify for the role, you must have

• Be a computer science graduate or equivalent with 3 - 7 years of industry experience
• Have working experience in an Agile base delivery methodology (Preferable)
• Flexible and proactive/self-motivated working style with strong personal ownership of problem resolution.
• Strong analytical skills and enjoys solving complex technical problems
• Proficiency in Software Development Best Practices
• Excellent debugging and optimization skills
• Experience in Enterprise grade solution implementations & in converting business problems/challenges to technical solutions considering security, performance, scalability etc
• Excellent communicator (written and verbal formal and informal).
• Participate in all aspects of solution delivery life cycle including analysis, design, development, testing, production deployment, and support.
• Client management skills

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