I am an Effective communicator who values both clients and end users. Highly experienced System and IT Administrator with around 5 years of experience in Linux and Windows on both desktop and server support along with Networking expert configuring router and switches . Previous technical duties have included all the aspect of company needs with IT support, administration, and documentation. Superior background in troubleshooting and documentation. Windows. Linux Tools Technologies Security & AntiVirus Ticketing Tools Linux Administration: ? Linux Administrator for over 80+ servers located in different data centers across the globe. ? Configuring and managing NFS. ? Performance tuning by applying patches (Kernel, Security and CPU) in regular maintenance cycles. ? Experienced with Linux firewall (iptables) port opening on server. ? Troubleshooting & Installation of Software Packages and Patches. ? Configuring, disk partitioning, hardening activities on new servers. ? Configuring and Managing the Squid Proxy with webmin console, Samba and DNS. ? Management of Users, Groups, File systems, Password Policies, File/Directory Permissions, Ownership. ? Troubleshooting issues with postfix SMTP server. ? Managing and administering remotely. ? Remote Management: ssh, scp, rsync and remote copy. ? Participate and provide support for various project activities. ? Taking regular backup of server / database information & planning efficient storage, ? Hands on Experience supporting 24 x 7 Operation ? Responsible for deployment and management of application environment in medium scale data center environment and monitoring and updating servers for 24*7 availability ? Running various change management procedures for updating and deployment of applications ? Installing ,configuring and managing MySQL/Oracle database with access privileges ? Installing, configuring and Managing LAMP/XAMP server. ? Configuring bin, bash shell scripting for various requirement. ? Configuring and managing Openssh in secure manner for secure FTP server. ? Installing, configuring HAProxy with Load balancer with multiple web host. ? Installing, configuring and managing JIRA server in production environment ? Installing and managing apache-tomcat, Jboss server in production. Networking Skills. ? Managing and configuring cisco layer 3 and layer 2 switches ? Managing and configuring Sophos XG 330, Fortinet 100D firewalls with load balancing, site to site VPN, IPsec VPN.