Data Warehouse Engineer

Apptad Inc; Arizona; Hybrid; USD 120,000 - 160,000; Full time

Job summary

Apptad Inc. in Phoenix, AZ (hybrid with Wheeling, WV) seeks a Data Warehouse Engineer to develop Snowflake-based data warehousing solutions and support analytics and reporting teams.

You will model data, build transformations with Snowflake SQL and dbt, implement Tasks and procedures, and ensure security and governance while aligning with architectural standards. The role emphasizes collaboration with Data Engineers, BI teams, and Platform Administrators to optimize performance and cost

Qualifications

• 5+ years of advanced Snowflake SQL development and data modeling.
• 3+ years Snowflake administration, RBAC, and cost governance.
• 4+ years dbt experience with testing and CI/CD.
• 5+ years Git-based version control and release management.
• Experience with CI/CD pipelines for data warehousing.
• Financial services experience: Preferred.
• Business Objects (SAP BO/Web Intelligence): Preferred.

Responsibilities

• Develop Snowflake models, conformed dimensions, fact tables, and semantic views.
• Create and maintain dbt models and tests for data pipelines and Snowflake deployments.
• Implement Snowflake Tasks, Streams, stored procedures, and scheduled workflows.
• Collaborate with Data Engineering, Analytics, and Reporting teams to deliver scalable solutions.
• Ensure security, RBAC, masking policies, and governance in Snowflake deployments.
• Support deployments with Git, CI/CD processes, and environment validation.

Skills

Snowflake SQL

dbt

Git / Version Control

CI/CD

Azure DevOps

Data Modeling

Security & RBAC

Tools

GitHub

GitLab

Bitbucket

Azure DevOps

GitHub Actions

Job description

Data Warehouse Engineer

Location: Phoenix, AZ / Wheeling, WV - Hybrid

Job Type: Long Term Contract.

Role Overview

The Data Warehouse Engineer is responsible for developing, and supporting Snowflake-based data warehousing solutions. The role partners with Data Engineering, Analytics, and Reporting teams to build scalable data models, develop transformations, optimize performance, and support reporting requirements. The engineer contributes to platform stability, security, and operational support while following established architecture, governance, and development standards.

Key Responsibilities

Data Modeling & Architecture

Build enterprise level Snowflake models including conformed dimensions, fact tables, and semantic views.

Document ERDs, modeling assumptions, and physical/logical architectures.

Adhere to established data modeling standards, naming conventions, and performance optimization best practices.

Transformation & Automation

Develop, test, and support SQL transformations across Snowflake data warehouse layers using Snowflake SQL and dbt.

Develop and maintain dbt models and tests that support Informatica data pipelines, ensuring data quality, reliability, and successful deployment to Snowflake environments.

Implement and support Snowflake Tasks, Streams, stored procedures, and scheduled workflows.

Perform unit testing, integration testing, and validation of Snowflake objects and dbt deployments prior to production release.

Support schema changes, data integration activities, and production issue resolution in accordance with established standards.

Environment & Release Management

Participate in Snowflake schema and object deployments using established Git version control processes.

Perform testing and validation of models, views, stored procedures, and security changes prior to deployment.

Maintain source control, versioning, and change documentation for Snowflake database objects using Git.

Security, RBAC & Controls

Implement and maintain Snowflake security configurations, including role-based access controls (RBAC), object permissions, row-level security, and masking policies.

Support audit activities, compliance reviews, and evidence collection as directed by Director of Data Engineering.

Cost Management

Generate and maintain Snowflake consumption and usage reports to support cost monitoring and analysis.

Identify and communicate opportunities for improving warehouse utilization, storage efficiency, and query performance.

Cross Functional Collaboration

Work with Data Engineers to coordinate ingestion design, transformation logic, and schema updates.

Partner with BI teams to optimize datasets for Power BI, Qlik, and analytical tools.

Align with Platform Administrators on environment setup, migrations, and operational readiness.

Collaborate with Platform Administrators and the vendor to ensure reporting platform uptime and timely escalation of reporting issues.

Work with Data Governance teams to apply and validate data quality standards, data classifications, masking policies, and other governance requirements within Snowflake.

Skills & Tools Requirements

Snowflake SQL: 5+ years of advanced SQL development experience, including complex query optimization, data modeling, performance tuning, and ETL/ELT development within Snowflake environments.

Snowflake Administration: 3+ years of hands-on experience administering Snowflake platforms, including security, role-based access control (RBAC), warehouse management, monitoring, performance optimization, and cost governance.

dbt (Data Build Tool): 4+ years of experience designing, developing, and maintaining scalable data transformation frameworks using dbt, including testing, documentation, and CI/CD integration.

Git / Version Control: 5+ years of experience using Git-based source control systems (GitHub, GitLab, or Bitbucket) for collaborative development, branching strategies, code reviews, and release management.

CI/CD Pipelines & Deployment Automation: 5+ years of experience implementing and supporting CI/CD pipelines for data warehouse and analytics deployments, including automated testing, code promotion, release management, and deployment automation using Azure DevOps, GitHub Actions, GitLab CI/CD, or equivalent platforms

Financial services experience: Preferred.

Business Objects (SAP BO/Web Intelligence): Preferred.