• Performed daily activities like troubleshooting and used Wireshark and monitored the network periodically to check any existing problems in the network, Arp, syslog, SNMP, netstat, ping, traceroutes, Nagios, layer2 & 3 protocols.• Involved in deciphering annual penetration tests, remediating security threats found therein and employing the latest encryption standards, patches, and or security best practices.• Involved with data center migration from Cisco to primarily Arista with minimal downtime utilizing VxLAN.• Experience configuring Virtual Device Context in Nexus 7010• Designed QoS policies for critical applications based on business requirements and traffic patterns.• Managed the AWS security policies and network configuration, including AWS direct connect, vpn failover, Multiple VPC's, user and site access to servers and accounts.• Configured and maintained Quality of Service (QoS) protocols (SIP, SRTP, SDP, IAX) on VoIP along with PBX servers, VoIP Gateways.• Configured Citrix NetScaler Load Balancer to provide local and DR site Load Balancing.• Worked with multiple vendor environments including Cisco (ASA, ISR, ASR), Juniper (MX, SRX, EX), Palo Alto (5200) and various NMS platforms including Junos Space.• Configured LACP, OSPF protocols on Arista 7250qx-64 switches and monitored and created Traffic Pattern on Arista 7250 switches using Open flow.

• Identified and removed viruses and provided major repairs in accordance with outside vendors.• Performed wiring and daily maintenance of internal computer systems.• Resolved Windows 7 related issues, Internet Explorer issues and other PC software related issues.• Monitored and troubleshot LAN, installed, and configured routers and switches, and generated weekly reports.• Installed, configured, and upgraded Windows and Linux network structures and various network devices, including CISCO, wireless and VoIP devices.• Performed diagnostic testing on PC equipment and ensured printers were up and always running.• Resolved Windows 7 and Internet Explorer issues on desktop and laptop.• Identified and removed viruses and provided major repairs in accordance with outside vendors.• Performed wiring and daily maintenance of internal computer systems.• Resolved Windows related issues, Internet Explorer issues and other PC software related issues.• Monitored and troubleshot LAN, installed, and configured routers and switches, and generated weekly reports.• Configured servers for DHCP, WINS and DNS services.

• Configure network devices and monitoring tools to provide automated alerts for outages, events, specific thresholds.• Implementation, configuration and deployment of Active directory, IIS, DNS, DHCP, WINS, ISA, VMWARE, WSUS and windows Exchange 2003/07 server on server site.• Loading new software upgrades and system improvements on existing equipment, schedule annual systems tests to assure stability, efficiency and reliability as well as introducing suitable security countermeasures to prevent delirious bugs, viruses’ system hacks or denial of service attacks.• Install, configure TCP/IP and operate wired and wireless networks.• Analyzed and troubleshoot network problems and performance issues.• Configuring Group Policies, software distribution,• Implement auditing and security settings for computers and users accounts.• Responsible Making of network assessment for current network infrastructure, providing technical support for Routing Switching.• Network trouble shooting and optimization.