Develops Power BI semantic models, reports, dashboards, and DAX calculations; connects and transforms data from APIs, databases, BigQuery, ArcGIS, Excel, and streaming sources. Manages Power BI Service deployments, access controls, refresh schedules, security, and performance optimization. Gathers requirements, improves existing Excel-based processes, uses Azure DevOps for version control, and collaborates with technical and nontechnical stakeholders to deliver actionable business insights.