Strong working knowledge of ArcGIS Enterprise 11.x, Portal for ArcGIS, ArcGIS Server, Enterprise Geodatabases, ArcGIS Pro, services, attachments, Global IDs, relationship classes, versioning, and spatial references. Working knowledge of Azure architecture relevant to PostgreSQL/PostGIS and Esri workloads, including identity, networking, private connectivity, monitoring, backup, resilience, security, and migration planning.