Declan Costello Email Address

Infrastructure and Operations Manager

Ryanair Holdings plc, together with its subsidiaries, provides scheduled-passenger airline services in Ireland.

Infrastructure design and build specifically virtualisation, storage and data centre. Experienced in managing Infrastructures and teams covering all layers of the technology stack.Constantly striving to build best of breed solutions that are future proofed whilst maintaining a good ratio between what is required and what is affordableSpecialties: Specialse in data centre DR provisioning, DR design and implementation.I Infrastructure design and implementation. I am able to cover a wide range of technologies including :HP, EMC & Datacore SANVMWare ESX and management toolsCisco SwitchingAvaya & Cisco VoIPCheckpoint & Cisco FirewallsMicrosoft Infrastructure - AD & ExchangeWindows and Linux Web ServicesLinux anti-DDOS technologiesMulti Vendor WANs (MPLS and VPN based)Vendor management & negotiations