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IT Team Lead & Infrastructure Specialist - G4S (Group 4 Securicor)
G4S SECURE SOLUTIONS INTERNATIONAL INC. - Dubai, United Arab EmiratesITNovember 2016 - Now · 2 years and 3 months
Job Responsibilities – ▪ Migrating all G4S-UAE active directory from 2003 to 2008 and to 2016 as primary & consolidation of active directory servers. ▪ Migration of G4S Data Center to new Dubai Silicon Oasis HQ ▪ Renovation of all the major sites with industry standard (Rashidiya, Musaffah & Sharjah, Al Quoz, Camps) ▪ Managing & Monitoring Entire Data Center of the organization (Supporting 40 Physical & 25 Virtual Servers) ▪ Maintaining and troubleshooting network connectivity between Head & Branch offices. ▪ Coordinate project management activities, resources, equipment and information ▪ Ensure that all projects are delivered on-time, within scope and within budget ▪ Responsible for Managing & Maintaining IT Team, giving advice on technical aspects. ▪ Maintain overall ownership of user’s issue & service ensuring that they receive resolution within a reasonable time-frame. ▪ Installation and administration of all HO & BO Active Directory servers ▪ Accountable for advanced Group Policy design, deployment and management ▪ Advanced Monitoring & administration of Domain Name System (DNS) ▪ Installation & administration & DHCP on Windows 2012 R2 & 2008 servers ▪ Installation & administration of Aruba Wireless controller for enterprise & guest network with high level security ▪ Manage Service requests, Software installations, Upgrade, Patches, for servers and applications. ▪ Managing & Maintaining Avast Security Cloud Edition ▪ Installation & administration of Windows Radius Server. ▪ Administration of Cisco Core Switch 3560, Cisco 2960 & SF-300 Switches. ▪ Administration of FortiGate 140D, FortiGate100D, FortiGate 60D, Nortel Contivity etc. ▪ Administering VMWare & Hyper-V & server and the connected HP 2040 Storage. ▪ Raising CAPEX and then Raising PR only when Capex Approved by Top Management. ▪ Designed IT Diagrams of Entire Infrastructure. ▪ Ensuring 100% up-time of ERP Server for IMC,E-Procure, Saturn, Skywalker etc. on the Production