Expertise includes designing, implementing, and configuring full-scale Client/Server networks, multiple domain environments, designing and implementing Active Directory Domains, OUs, Trees, Forests, and Sites, Active Directory replication and migration, configuring user environments such as Home Directories, Disk Quotas, DFS, Data storage and RAID, User Profiles (Local, Roaming, Mandatory), Logon Scripts, RSOP, Group Policies, monitoring network security, WSUS, IAS, GPO, configuring and managing DHCP, DNS and WINS servers, and troubleshooting of both hardware and software problems. Also have experience in Installing , Configuring and Managing Vmware VSphere Environment (ESXi 4.1). Vmotion, Storage Vmotion, FT, HA,DRS.