Natobotics - Principal BI Data Visualization Consultant - Tableau

Job SummaryWe are seeking a highly experienced and technically proficient Principal BI Data Visualization Consultant with a deep specialization in Tableau. This senior role requires 8-10 years of focused experience in Business Intelligence and data visualization. The consultant will be responsible for leading the design, development, and deployment of complex, high-impact Tableau dashboards, ensuring data accuracy, optimizing dashboard performance, and translating intricate business requirements into intuitive visual stories for executive and operational consumption.Core Responsibilities :Tableau Development and Architecture :- Serve as the subject matter expert (SME) for the Tableau platform, leading the design, development, and implementation of advanced, interactive, and visually compelling dashboards and reports.- Utilize Tableau Desktop, Tableau Server/Cloud, and Tableau Prep to connect, transform, and visualize large, complex datasets.- Design and implement efficient data models, calculated fields, parameters, sets, and complex table calculations within Tableau to address sophisticated business logic.- Manage and optimize the deployment lifecycle on Tableau Server/Cloud, including scheduling subscriptions, managing permissions, and establishing governance standards.Data Integration and Performance Optimization :- Establish secure and optimized data connections to various source systems, including cloud data warehouses (Snowflake, AWS Redshift, Google BigQuery), relational databases (SQL Server, PostgreSQL), and data lakes.- Apply advanced techniques for dashboard performance optimization, including maximizing query execution speed, optimizing data extracts, reducing the number of marks, and efficient use of filters and parameters.- Possess a strong understanding of underlying data warehousing concepts (ETL/ELT) and data modeling (star schema, snowflake schema) to ensure visualizations are built on a solid foundation.- Write and optimize complex SQL queries to prepare data sets for high-performance use in Tableau.Consultation and Stakeholder Management :- Collaborate extensively with business stakeholders, data scientists, and data engineering teams to gather, analyze, and translate complex business requirements into clear, actionable technical visualization strategies.- Lead and conduct design reviews and user acceptance testing (UAT) sessions, providing expert recommendations on data storytelling and visual best practices.- Develop and maintain technical documentation for all dashboards, data sources, and governance policies.Technical Governance and Mentorship :- Define and enforce Tableau development standards, best practices, and governance policies across the organization to ensure consistency, quality, and maintainability.- Provide technical leadership and mentorship to junior developers and analysts, fostering a culture of high-quality data visualization.Required Skills & Qualifications :- Experience: 8 to 10 years of professional experience in Business Intelligence, data warehousing, and dedicated data visualization development.- Tableau Expertise: Expert proficiency and mandatory hands-on experience with the full Tableau suite (Desktop, Server/Cloud, Prep).- Advanced SQL: Exceptional ability to write, debug, and optimize complex SQL queries for data extraction and preparation.- Data Warehousing: Strong conceptual and practical understanding of data warehousing, ETL/ELT processes, and dimensional modeling.- Performance Tuning: Proven expertise in Tableau dashboard performance optimization techniques.- Communication: Excellent verbal and written communication skills with the ability to articulate complex technical and analytical concepts to non-technical audiences.Preferred Skills :- Certification: Tableau Certified Professional or Certified Associate is highly desirable.- Cloud DW: Hands-on experience integrating Tableau with modern Cloud Data Warehouses (e.g., Snowflake, Redshift, Databricks).- Programming: Familiarity with Python or R for advanced data preparation or statistical analysis integration with Tableau.- Governance: Experience establishing and enforcing Tableau Server/Cloud governance and security protocols. (ref:hirist.tech)