• Security administration for AD, Windows Server access and Exchange for a around 100 user account multiple domain forest, including Group Policy, user account creation and archival, managing access controls, and domain structure configuration.• Designed, Procured, and Implemented two high availability Hypervisors in Hyper-V & VMware to reduce downtime risk, introduce quicker recovery from down time, and cut hardware costs.• Installation and maintenance of all systems within a clients digital environment.• Producing documentation on operational, system and user procedures & guidelines.• Established NAS, created network shares for users and departments. Technology used: QNAP and Synology• Building, configuration and troubleshooting of server and desktop hardware.• Providing advice on selection and purchase of IT equipment.• Responsible for disaster recovery, closing security loopholes and access levels.• Knowledge & understanding of backup technologies & disaster recovery methods.• Responsible for acquiring and updating data ownership access Control of network shares, departmental folders across global server farm.• Setting up user accounts, permissions and passwords• Overseeing security of all systems, especially the internet, and installing antivirus protection• Technical support for people using the network• Training staff on new systems• Day to day admin and monitoring of network use• Planning future improvements, suggesting IT solutions to business problems• Making sure all IT meets industry standards• Supervising helpdesk staff- Maintain 16-Multi Clustered Vicidial (Database, Archive and Web Server)- Setup Network Monitoring tools, to monitor all agents activities.- Setup Firewall to ensure bandwidth optimization and prevents proxy usage and hackers.- Setup XMPP Openfire Server, for internal messaging for all agents.- Manages all campaigns running on the company.- Creates/Updates user agents.