I have 2+ years experience in Linux systems and windows system, SQL Database , MSBI, application security with OS hardening and server management . OS: Centos ,Ubuntu, Debian,Windows Server 2003, 2008, 2012 Email Server : Microsoft Exchange 2010,2013 , Office 365 Database: SQL Server, MySQL Database (Administration and Programming) Extra: Proxy server, VPN, AWS, Active Directory ,DNS, IIS, DHCP, website panel Virtualization - Hyper v, VMware Linux server optimization and security Windows Server management and security expert Web Hosting services Expert Dedicated server and virtual server management and security expert