Data Modeler

Job Summary

We are looking for a skilled Data Modeller to design and maintain scalable data models that support business intelligence, analytics, and operational systems. The candidate will work closely with business analysts, data engineers, and database administrators to ensure data accuracy, consistency, and performance.

Key Responsibilities

Design conceptual, logical, and physical data models

Create and maintain database schemas, tables, relationships, and metadata

Work with stakeholders to understand business data requirements

Ensure data quality, integrity, and governance standards

Optimize database performance and storage

Collaborate with ETL and data engineering teams

Document data flows, mappings, and architecture

Support data warehouse and reporting initiatives

Required Skills

Strong knowledge of SQL and relational databases

Experience with Oracle Database, Microsoft SQL Server, or PostgreSQL

Understanding of normalization, star schema, and snowflake schema

Experience with data modeling tools like ERwin Data Modeler or PowerDesigner

Knowledge of data warehousing concepts

Good analytical and communication skills

Preferred Qualifications

Bachelor’s degree in Computer Science, IT, or related field

Experience with cloud platforms such as Amazon Web Services or Microsoft Azure

Familiarity with ETL tools and BI platforms

Experience

3–8 years of experience in data modeling or database design

Nice to Have

Knowledge of big data technologies

Experience in Agile/Scrum environments

Certification in database or cloud technologies