Sunny R

Network Engineer - 5 Years of Experience - Networking and Network Security


Network Engineer


Los Angeles, CA

Education Level:


Will Relocate:



Professional Summary: * Over 5 years of experience in Network Engineer, including hands-on experience in providing network support, installation and analysis for a broad range of LAN /WAN/MAN communication systems. * Well Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP. * Good experience on CISCO IOS, IOS XE and IOS XR, NXOS, Fortinet FortIOS. * Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy. * Responsible for Check Point and CISCO ASA firewall administration across global networks. * Experience working on Cisco ASR 9001&ASR 1006. * Good experience on working with CISCONX-OS. * Upgraded Operating Systems for different devices like JUNOS (Juniper), IOS (Cisco) and EOS (Arista) * Configure and troubleshoot Juniper EX series switches and routers. * Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers. * Implemented various EX, SRX & J series Juniper devices. * Experience with deploying Fabric Path using Nexus 7000 Devices. * F5 BIG-IP application load balancing subject matter expert with concentration on layer 7 load balancing using I-Rule scripting in TCL. * Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability. * Hands on experience with load balancers (F5 & Cisco Content Switch), VPN (Cisco, Netscaler, RSA, Deo Security, Entrust & F5) * Worked on F5 VIPRION, LTM and GTM systems * Involved in troubleshooting of DNS, DHCP and other IP conflict problems. * Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration. * Experience working with Nexus 7K, 5K, 2K devices. * Experience in testing Cisco routers and switches in laboratory and deploy them on site production. * In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Sub-netting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / Gig circuits, Firewalls. * Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design. * Hands on experience in configuring and supporting site-to-site and remote access Cisco, IPsec, VPN solutions using ASA/PIX firewalls, Cisco and VPN client. * Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA. * Strong experience on security levels with RADIUS, TACACS+. * Hands on experience in configuring Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000 series switches and Cisco 2600, 2800, 3600, 3800, 7200, 7600 series routers, load balancers and Cisco firewalls. * Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks. * Hands-on experience and knowledge about VoIP technologies such as SIP, SIP Trucking, Cisco Call Manager, Asterisk * Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q. * Excellent in documentation and updating client's network documentation using VISIO. * Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, port aggregation and link negotiation. Experienced with convert Checkpoint VPN rules over to the CISCO ASA solution. Migration with CISCO ASA VPN experience. * Installed and managed of overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers &Switches, firewalls, IPS and ensuring maximum uptime during site deployment to VoIP. * Worked on Configuring Management Interface IP, Creating Trust Zones, DMZ's, ACL, SSL on Juniper Net-screen ISG100. * Worked configuration of new VLANs and extension of existing VLANs on/to the necessary equipment to have connectivity between two different data centers * Responsible for entire LAN and WAN/WLAN maintenance and troubleshooting of the company network. Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements. * Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, and LAN security. * Configured Hyper-V LAN which decouples virtual networks from the physical network infrastructure, removing the constraints of VLAN and hierarchical IP address assignment from virtual machine provisioning. * Configured FWSM on Cisco 7600 routers to reduce costs and operational complexity while enabling organization to manage multiple firewalls from the same management platform. * Configured ASA 5520/5500 to ensure high-end security on the network with ACLs and Firewall. Experienced with Firewall Administration, Rule Analysis and Rule Modification on CISCO ASA 5540, 5585. * Responsible for CISCO ASA firewall administration across our networks. * Co-ordinate with the Data Network and Security team and come up with possible solutions. * Configuring and resolving various OSPF issues in an OSPF multi area environment, * Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing) * Expertise in maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing. * Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing. Environment: Cisco 7200, 7204, and 7206 Routers, Switches: Cisco Distribution layer switches such as 4510, 4948, 4507, 7k, 5k and 2k series. Firewalls 5GT, 208, EIGRP, RIP, OSPF, CISCO ASA, DHCP, DNS, SAN, Spanning tree, Windows Server, Windows NT. Network Engineer Allied Digital, Ahmedabad, Gujarat Aug 2014 - Dec 2014 Responsibilities: * Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, CAT, Series and Nexus switches. * Configured networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure. * Deployed Site to Site and Client to Site VPNs utilizing Checkpoint Firewall-1/VPN-1 * Configured OSPF over frame relay networks for NBMA and point to multipoint strategies. * Configured and maintained CISCO ASA firewalls, Cisco ACE load balancers and Cisco PIX (506E/515E/525/) * Installed high availability Big IP F5 LTM and GTM load balancers to provide uninterrupted service to customers. * Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF) * Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path. * Configured policy based routing for BGP for complex network systems. * Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer's Site. * Cisco Secure Access Control Server (ACS) for Windows to authenticate users that connects to a VPN 3000 Concentrator. * Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network. * Responsible for day to day management of Cisco Devices, Traffic management and monitoring. Environment: Cisco switches 2950, 3500, 5000, Cisco firewalls, Load balancers and Cisco pix (506E/515E/525/) Big IP F5 LTM and GTM load balancers.