EY
Location: Anywhere in Country
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Overview
AI & Data – Data Modeler – Senior. 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. The opportunity is to design and build analytics solutions that deliver significant business value, collaborating with data and analytics professionals, management, and stakeholders to ensure technical requirements align with business needs. Responsibilities
Lead the design and development of conceptual, logical, and physical data models for the Enterprise Data Warehouse (EDW), adhering to Kimball dimensional methodology (dimensional modeling approach). Design and implement star schemas (Fact and Dimension tables) to support enterprise analytical, BI, and reporting requirements with high performance and query efficiency. Define and model Slowly Changing Dimensions (SCD), with an emphasis on SCD Type 2, to accurately capture and preserve the full historical context of dimension attributes over time. Collaboratively determine the appropriate grain for fact tables and identify measurable facts and their relationships to dimension tables. 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 data 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 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 modeling tools (e.g., Erwin, PowerDesigner, ER/Studio) to create and maintain models and manage version control. Qualifications
A Bachelor’s degree in STEM 7+ years of hands-on experience in data modelling Strong understanding of SQL and data modelling concepts such as Kimball dimensional modeling Experience with major enterprise relational database platforms or cloud data warehouses (e.g., Oracle, SQL Server) Strong understanding of data warehousing principles, ETL/ELT architecture, data quality management, and metadata management Mastery of SCD Type 2 implementation for preserving historical data; familiarity with other SCD types Ability to analyze complex business processes and translate requirements into technical data models Proficiency with data modelling tools (Erwin / Visio or Power Designer) Experience designing and implementing database structures and maintaining conceptual, logical, and physical data models Knowledge of best practices for data modelling and database design Ability to collaborate with cross-functional teams to gather and analyze data requirements Experience in performance tuning and optimization of database queries Cloud knowledge and/or certification is an added advantage Strong analytical and problem-solving skills; excellent communication and documentation skills Knowledge in Hospitality Domain is mandatory What We Look For
Proven ability to navigate complex issues and make informed decisions Experience supervising and guiding junior team members Participation in sales opportunities and RFP responses Cloud knowledge and/or certification (preferably Azure DP-203) A passion for innovation and applying emerging technologies to real-world challenges Spanish speaking Italian speaking What We Offer You
Comprehensive compensation and benefits; base salary ranges vary by location, with Total Rewards including medical, dental, pension/401(k), and paid time off Hybrid model: most client-serving roles expected to work in person 40-60% of the time Flexible vacation policy and designated EY holidays and leave options Are you ready to shape your future with confidence? Apply today. EY accepts applications on an ongoing basis. For those living in California, please click here for additional information. EY focuses on high-ethical standards and integrity among its employees and expects all candidates to demonstrate these qualities. EY | Building a better working world. EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets. Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow. EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. EY is an equal opportunity employer and provides reasonable accommodation to qualified individuals with disabilities. Note: This description consolidates the core responsibilities and qualifications for the Senior Data Modeler role and omits extraneous job postings and non-essential browsing notes.
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AI & Data – Data Modeler – Senior. 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. The opportunity is to design and build analytics solutions that deliver significant business value, collaborating with data and analytics professionals, management, and stakeholders to ensure technical requirements align with business needs. Responsibilities
Lead the design and development of conceptual, logical, and physical data models for the Enterprise Data Warehouse (EDW), adhering to Kimball dimensional methodology (dimensional modeling approach). Design and implement star schemas (Fact and Dimension tables) to support enterprise analytical, BI, and reporting requirements with high performance and query efficiency. Define and model Slowly Changing Dimensions (SCD), with an emphasis on SCD Type 2, to accurately capture and preserve the full historical context of dimension attributes over time. Collaboratively determine the appropriate grain for fact tables and identify measurable facts and their relationships to dimension tables. 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 data 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 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 modeling tools (e.g., Erwin, PowerDesigner, ER/Studio) to create and maintain models and manage version control. Qualifications
A Bachelor’s degree in STEM 7+ years of hands-on experience in data modelling Strong understanding of SQL and data modelling concepts such as Kimball dimensional modeling Experience with major enterprise relational database platforms or cloud data warehouses (e.g., Oracle, SQL Server) Strong understanding of data warehousing principles, ETL/ELT architecture, data quality management, and metadata management Mastery of SCD Type 2 implementation for preserving historical data; familiarity with other SCD types Ability to analyze complex business processes and translate requirements into technical data models Proficiency with data modelling tools (Erwin / Visio or Power Designer) Experience designing and implementing database structures and maintaining conceptual, logical, and physical data models Knowledge of best practices for data modelling and database design Ability to collaborate with cross-functional teams to gather and analyze data requirements Experience in performance tuning and optimization of database queries Cloud knowledge and/or certification is an added advantage Strong analytical and problem-solving skills; excellent communication and documentation skills Knowledge in Hospitality Domain is mandatory What We Look For
Proven ability to navigate complex issues and make informed decisions Experience supervising and guiding junior team members Participation in sales opportunities and RFP responses Cloud knowledge and/or certification (preferably Azure DP-203) A passion for innovation and applying emerging technologies to real-world challenges Spanish speaking Italian speaking What We Offer You
Comprehensive compensation and benefits; base salary ranges vary by location, with Total Rewards including medical, dental, pension/401(k), and paid time off Hybrid model: most client-serving roles expected to work in person 40-60% of the time Flexible vacation policy and designated EY holidays and leave options Are you ready to shape your future with confidence? Apply today. EY accepts applications on an ongoing basis. For those living in California, please click here for additional information. EY focuses on high-ethical standards and integrity among its employees and expects all candidates to demonstrate these qualities. EY | Building a better working world. EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets. Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow. EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. EY is an equal opportunity employer and provides reasonable accommodation to qualified individuals with disabilities. Note: This description consolidates the core responsibilities and qualifications for the Senior Data Modeler role and omits extraneous job postings and non-essential browsing notes.
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