BI Engineer
You have a clear vision of where your career can go.
You have a clear vision of where your career can go. And we have the leadership to help you get there. At CNA, we strive to create a culture in which people know they matter and are part of something important, ensuring the abilities of all employees are used to their fullest potential.
CNA seeks to offer a comprehensive and competitive benefits package to our employees that helps them — and their family members — achieve their physical, financial, emotional and social wellbeing goals. For a detailed look at CNA’s benefits, check out our Candidate Guide .
JOB DESCRIPTION:
Essential Duties and Responsibilities
Performs a combination of duties in accordance with departmental guidelines:
Create compelling and actionable visualizations and stories using Tableau to support business insights.
Partner with business stakeholders to understand requirements, uncover insights, and become a key resource for data questions and exploration.
Perform exploratory data analysis (EDA) to identify hidden trends, outliers, and actionable opportunities within datasets.
Use multiple SQL dialects to trace reporting data back to source systems, validating data lineage and ensuring the integrity of all reported information.
Design and build aggregates and semantic layers that support high-performance reporting.
Apply best practices for dashboard design, performance tuning, and user experience in Tableau.
Understand the underlying architecture of our data environment, including data warehouse, data lake, and lakehouse concepts.
Collaborate with data engineers and senior business Intelligence engineers to ensure data models and pipelines are optimized for reporting.
Play an integral role in the migration from legacy software reporting to Tableau, ensuring consistency, data accuracy, and modernization of reporting standards.
Validate data quality, reconcile reporting outputs with source data, and troubleshoot discrepancies.
Document data flows, metrics definitions, and dashboards to support governance and scalability.
Provide training or guidance to business users on reporting capabilities and best practices.
Performs additional duties as assigned.
Skills, Knowledge and Abilities
Proficient in SQL, with the ability to analyze, aggregate, and troubleshoot data across multiple dialects.
Knowledge of Tableau for dashboard creation, storytelling through data, and embedded visualization.
Working understanding of data warehouse, data lake, and lakehouse architecture and how they support analytics.
Experience creating aggregates, semantic layers, and optimized schemas for reporting performance.
Familiarity with cloud-based data platforms (e.g., AWS, Azure, GCP) and integrating reporting workloads within them.
Understanding of dashboard performance optimization, data-model best practices, and visualization standards.
Posted July 31, 2026