Data Modeler - Senior - Consulting - Miami​/South Florida

EY – Senior Data Modeler – AI & Data

Location:

Anywhere in Country

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

We are seeking a highly skilled Senior Consultant Data Modeler with expertise in delivering data models that meet business requirements. The ideal candidate will have strong client management and communication skills, along with a proven track record of successful end-to-end implementations in data engineering projects.

• Design and build analytics solutions that deliver significant business value.
• Lead the design and development of conceptual, logical, and physical data models for the Enterprise Data Warehouse (EDW) using Kimball dimensional methodology.
• Design and implement star schemas (Fact and Dimension tables) for enterprise BI and reporting with high performance and query efficiency.
• Define and model Slowly Changing Dimensions (SCD) – primarily Type 2 – to capture and preserve the full historical context of dimension attributes.
• Determine the appropriate grain for fact tables and identify measurable facts and their relationships.
• Design highly denormalized dimension structures to reduce joins and simplify querying for end‑users and analytical tools.
• Collaborate with stakeholders and cross‑functional teams to understand business requirements and design data models that align with business needs.
• Create and maintain data dictionaries and metadata repositories to ensure consistency and integrity of data models.
• Identify and resolve data model performance issues to optimize database performance and enhance overall system functionality.
• Manage and provide guidance to a small team of 1–3 resources.
• Document and communicate data model designs and standards to ensure understanding and compliance across the organization.
• Create detailed source‑to‑target mapping (STM) documentation and data transformation specifications for ETL/ELT developers, including all SCD Type 2 logic and surrogate key generation rules.
• Stay current with industry best practices and trends in data modelling and incorporate new techniques into the data modelling processes.
• Guide team on implementing data modelling techniques such as Kimball’s dimensional modeling.
• Develop conceptual, logical, and physical data models to support data analysis and business intelligence.
• Utilize industry‑standard data modelling tools (e.g., Erwin, Power Designer, ER/Studio) to create and maintain models and to manage version control.

• Bachelor’s degree in STEM.
• 7+ years of hands‑on experience in data modelling.
• Strong understanding of SQL and Kimball dimensional modelling concepts.
• Experience with major enterprise relational database platforms or cloud data warehouses (e.g., Oracle, SQL Server).
• Deep knowledge of data warehousing principles, ETL/ELT architecture, data quality management, and metadata management.
• Mastery of SCD Type 2 implementation, including surrogate keys and history tracking.
• Ability to translate complex business processes into precise, efficient technical data models.
• Proficiency with data modelling tools such as Erwin, Visio, or Power Designer.
• Experience designing and implementing database structures.
• Strong analytical and problem‑solving skills.
• Excellent communication and documentation skills.
• Knowledge in Hospitality Domain is mandatory.
• Having cloud certification is an added advantage.

• Proven ability to navigate complex issues and make informed decisions.
• Experience supervising and guiding junior team members.
• Demonstrated participation in sales opportunities and RFP responses.
• Cloud knowledge and/or certification – preferably Azure DP‑203.
• Passion for innovation and strategic application of emerging technologies.
• Spanish speaking.
• Italian speaking.

• Comprehensive compensation and benefits package with base salary ranging from $106,900 to $176,500 (US regions), and additional locality differentials where applicable.
• Medical, dental, pension, 401(k) plans, and a wide range of paid time off options.
• Hybrid work model; most people in external, client‑serving…