A certified IT administrator with good all-round supervisory and technical expertise. Very capable with a proven ability to ensure the smooth running of server infrastructures and to provide IT services that will improve the efficiency and performance of a company. Extensive experience in installation, administration and networking in various environments Thorough knowledge of all Windows; Windows Server 2008; Windows Server 2012/2016; TCP/IP. Active Directory Services; DHCP; WINS; and DNS. Hardware and software testing, Firewall, Network support, technical support; Track malfunction and perform back-ups, run virus scans ensure the security of company information and operating system.