• Define end‑to‑end solution architectures that span multiple systems, platforms, and vendors, with a strong emphasis on integration and interoperability • Make architectural decisions across application integration, data movement, identity, security, error handling, resiliency, and operational monitoring • Lead the design of integration architectures using APIs, event‑driven patterns, messaging, and data synchronization approaches • Partner with business and functional stakeholders to align end‑to‑end business processes across applications • Provide architectural guidance to engineering teams to ensure integrations are buildable, testable, and operable • Partner with Sales to drive solution design during pursuits, including integration discovery, architecture definition, and estimation • Partner with Delivery teams to ensure the integration architecture defined in presales is carried through execution