We are seeking an experienced Senior Power BI Architect & Developer to lead a dual-focused initiative: modernizing our enterprise Power BI environment and designing robust, high-performance reporting solutions for our Revenue Cycle Management (RCM) team.The ideal candidate brings deep expertise in Power BI Administration, Architecture, and Data Modeling (DAX/Paginated Reports). You will be responsible for upgrading legacy gateway infrastructure, establishing long-term evergreen release processes, and developing complex semantic models and dashboards, followed by knowledge transfer to internal resources.Gateway & Infrastructure Upgrade: Audit and upgrade the current legacy Power BI On-Premises Data Gateway (2023 version) and related environment components to the latest release.Impact & User Analysis: Map out existing report dependencies, active user bases, and data source connections to evaluate upgrade impacts.Evergreen Strategy Development: Create a standardized, repeatable upgrade plan, checklist, and documentation framework to support ongoing, evergreen Power BI platform updates.Execution & Transition: Plan and execute the environment upgrade with minimal downtime. Transition maintenance playbooks and update cadences to internal teams.2. Revenue Cycle Semantic Modeling & Report DevelopmentSemantic Modeling: Build performant, enterprise-grade semantic models using advanced DAX, Star Schema design, and optimized aggregation strategies to seamlessly handle high-volume detail vs. summary data.Dashboard & Report Creation: Design intuitive Power BI dashboards featuring dynamic filtering, parameterization, and seamless drill-through paths down to detailed Paginated Reports (RDL).ALM & Change Control: Establish modern Deployment Pipelines, version control, change management, and backup strategies for Power BI assets.Best Practices & Enablement: Leverage latest Microsoft Fabric / Power BI capabilities, document data models and reporting standards, and lead training sessions for internal team handoff.Required Qualifications & SkillsExperience: 6+ years of hands-on experience in Power BI development, data modeling, and platform administration.Power BI Administration: Demonstrated experience upgrading Power BI gateways, managing workspace architectures, and setting up admin governance protocols.