Mario Russo is a senior solution architect at Atos, based in Italy. He has worked as an IT architect, a senior technical VMware trainer, and in the presales department. He has worked on VMware technology since 2004. He is a VCI level 2 certified instructor of VMware and holds the following certifications: VCAP5-DCA, VCP-Cloud, VMware Certified Professional 6 – Network Virtualization (NSX v6.2), VCP7-CMA, VMware Certified Professional 7 – Cloud Management and Automation, Nutanix Platform Professional AOS5 (NPP5), Zerto Certified Professional (5.0) Implementation Engineer, RecoverPoint Version 2.0 – Associate, and Information Storage and Management Version 3.0. He has also acted as a technical reviewer for many books published by Packt Publishing.