ITTConnect is seeking a Senior Infrastructure Engineer - Cisco CUCM expert to work remotely from anywhere in Brazil for a client in the US. MUST BE fluent in English. Requirements 8+ years of IT Infrastructure experience. MUST BE fluent in English. Deep, hands-on experience with Cisco Unified Communications Manager (CUCM) and enterprise voice/unified communications infrastructure. Deep experience with VMware vCenter and vSphere — including ESXi administration, vMotion, HA/DRS, distributed virtual switches, and VM lifecycle management. Deep experience with Citrix Virtual Apps and Desktops (CVAD) or Citrix DaaS — including Delivery Controllers, StoreFront, NetScaler/ADC, machine catalogs, and VDA troubleshooting. Strong experience troubleshooting complex multi-system infrastructure issues. Experience designing and implementing infrastructure solutions. Preferred Experience working in a Managed Service Provider (MSP) environment with exposure to ITIL-based service deliverymodels. Experien...