sergio calixto

Configuration, Technical Support (Word, Excel, Power Point, and Project) and updates, technical support via telephone, to administrative users from several branches, management users of windows 2000 server, UNIX, troubleshooting printers and Operating System Windows 98, 2000, XP, technical support of a proprietary application and knowledge transferring (creating manuals and presentations), Coordination and training users for the installation of the application itself,

Creation Plan to Migration from Windows Operating System to Linux, Configuring and Administering Windows 2000 Server, Active Directory and Exchange, technical support to internal users regarding Windows and Linux, Management and support the company’s network all Windows versions, Mail Management in Linux, Servers configuration (ACL’s, proxies, DNS, users, objects of network), Analysis and monitoring the network, diagnostics reparation configuration and armed of the computers equipment. Internal Technical Support to Engineers about the products of the company, configuring communication devices like RAS (PATTON), and Router’s, Configuring Firewall’s (secure computing), Network customers Analysis and Diagnostic, Presales. Configuration all the products the company sells (Firewalls, Communication devices, Token Configuration of Premier Access) (software of authentication with dynamic password through tokens or digital certifies in different atmospheres). .

I was promoted as Windows Team Leader (5 resources), we are taking care multiple technologies as VMWARE console, O365, Solarwinds Console (Monitoring tool), administering servers; (AD, DHCP), I m doing leadership activities.