Senior Data Modeler & Snowflake Architect

Comcast Advertising; Reston (VA); On-site; USD 167,000 - 251,000; Full time

Job summary

Comcast Advertising is seeking a Principal Data Modeler Architect to lead data modeling efforts and shape enterprise data architecture. You will drive conceptual, logical, and physical models, collaborate with engineering, product, and governance teams, and guide modernization toward Snowflake-based solutions.

The role emphasizes leadership, scalable design, and adherence to data standards, with a strong focus on performance, security, and cost optimization across the data platform.

Qualifications

• Extensive experience in enterprise data modeling across conceptual, logical, and physical layers.
• Experience defining data governance, metadata, and data quality practices.
• Strong knowledge of Snowflake data modeling and migration from legacy systems.
• Proven ability to lead complex data initiatives and mentor teams.
• Collaborative skills to work with Data Engineering, Product, Architecture and Business teams.

Responsibilities

• Lead development of enterprise data models (conceptual, logical, physical) to support scalable data solutions.
• Define and enforce enterprise modeling standards, naming conventions, and data governance.
• Architect and optimize Snowflake data models for analytics, reporting, and AI/ML workloads.
• Partner with Data Engineering, Product, Architecture, and Business stakeholders to translate requirements into data models.
• Lead modernization initiatives including legacy data warehouse migrations to Snowflake.
• Conduct architecture and data model design reviews and mentor engineers.
• Evaluate new data modeling methods and cloud technologies to improve data maturity.

Skills

Enterprise Data Modeling

Data Modeling Tools

Snowflake Architecture

Data Architecture & Governance

Technical Leadership

Education

Bachelor's Degree

Tools

ERwin

ER/Studio

SAP PowerDesigner

Lucidchart

Job description

Comcast Advertising is seeking a Principal Data Modeler Architect to lead data modeling efforts and shape enterprise data architecture. You will drive conceptual, logical, and physical models, collaborate with engineering, product, and governance teams, and guide modernization toward Snowflake-based solutions.

The role emphasizes leadership, scalable design, and adherence to data standards, with a strong focus on performance, security, and cost optimization across the data platform.