Act as the architecture lead for defined initiatives within the client's Power Platform landscape. Translate business capabilities, functional requirements, and non-functional requirements into pragmatic end-to-end solution architectures. Design end-to-end architectures covering Power Apps, Power Automate, Dataverse, Power Pages, Azure services, and external integrations . Define solution boundaries, data models, integration patterns, security concepts, environment strategies, and deployment approaches. Evaluate and guide decisions between configuration, low-code, and custom development approaches. Assess the appropriate use of technologies such as React, PCF, Azure Functions, and other Azure components . Ensure solutions align with enterprise architecture, identity and access management, data protection, ALM, security, and operational support requirements. Define and maintain appropriate environment strategies across development, testing, staging, and production. Lead architecture reviews and document architecture decisions, assumptions, risks, dependencies, and exceptions. Support solution estimation, backlog refinement, technical planning, and delivery planning with product owners and engineering teams. Provide technical guidance to developers and review solution designs, technical approaches, integration patterns, and deployment concepts. Coach delivery teams and promote consistent architecture and engineering practices. Provide technical leadership during critical releases, production stabilization, incident investigation, and root-cause analysis. Identify and mitigate technical risks before they impact delivery or production. Balance governance and architectural standards with practical delivery needs, avoiding unnecessary complexity.