Noida, Uttar Pradesh, India
Networks Data and Security Engineer
Profile: IT specialist with versatile, cross-platform experience in systems/network architecture, installation, implementation, integration, security, and administration in local and remote environments for diverse client industries. Proven success delivering LAN/WAN/telecommunication connectivity, security peripherals, and multi-platform design of Internet and client/server/database-related applications. Obtained: CCNA (R/S), CCNP (R/S) Technical Skills Summary: Highly proficient in Cisco, Juniper, Enterasys, DELL routers (all models), switches (all models) and firewalls (all models) and following items: LAN technologies: STP, RSTP, MSTP, PVST, PVST+, ether channels, ISL, 802.1Q. VTP and GVRP, VTP pruning, port fast system. WAN technologies: IPv4, IPv6, Static Routes, RIP version 1 and 2, dynamic routes IGRP, EIGRP, OSPF, BGP, BGP4, VLSM, route summarization, CIDR, NAT, PAT, HDLC, PPP, PPP authentication, (PAP, CHAP), (Enhanced ) looped link detection, (ISDN BRI, PRI), Frame-relay, CBS switching, Catalist 6500 sesies, Nexus 2k,5k and 7k series. Security: PIX, ASA firewall, VPN concentrators, all quid of VPNs, BPDU guard system, port security, MAC-filtering, IPv4 and IPv6 Standard, extended, named ACL, linux/unix iptables, ip6tables, ipchains/IPFW firewall, linux IPSA/IDS. wireless: Cisco, Enereasys, ARUBA Wireless LAN contollers, autonomose APs, wireless bridges Operating systems: RedHat 3-7EL/AS, CentOS, VMware ESX, MS-DOS, Windows 3.x, 9x, WNT4, W2000 , Windows2008-2012. Very good knowledge of: Specialties: Cisco (LAN/WAN/security/wireless/voice/LB), Juniper (WAN/LAN/security), F5, Kemp, Barracuda, Creshendo (LB), Linux/UNIX (LAN/WAN/security).
Working with Ameriprise I was part of 3 Teams, N/w Operations, Engg. & Firewall Security. Did 3 major projects working as N/w Engg part which includes, converting 150+ Internet Only small Advisors sites to Meraki DMVPN sites, we used, MVPN Phase 2 & three architecture for that. The second project was of Firewall Automation, where using Automation tool TUFIN, I worked to automate the process of user requests for Firewall Ports opening for various Src. & Desti. implemented for Cisco ASA & PaloAlto Firewall. The third major project I did was upgrading the Cisco 3750 hardware to 3650 for the Noida & Gurugram company offices. We worked with Cable vendor & Cisco to remove all 3750s & instal 3650 in production. Responsibilities: As a part of the day to day operations, we had a ServiceNow Tool there. Where I used to monitor Network devices & connectivity, work on Incidents, create & implement changes & represent them in the pre-cab meeting. Under Problem management, we used to get Problem tickets for PRiority Incidents where we needed to find out the root cause & then advice the engineering to mitigate that cause to fix the problem permanently. I was a Queue manager there as well. Installing & configuring LAN/WAN & troubleshooting them. Configuration of routers & Switches & mounting them in the Racks. Stacking of switches, building VSS between them. Work on circuits, work with ISPs, like Century Link, Granite, ATT, etc. Open tickets with them & do troubleshooting & RMA. Knowledge of creating GRE & DMVPN tunnels. Troubleshooting them & monitoring the connectivity. Managing DHCP & DNS, creating & modifying records. TCP/IP, working on routing protocols like RIP, EIGRP, OSPF, BGP. Troubleshooting network issues with routing protocols. Configuration & managing IP Subnets, pools & IP addressing of the network devices & interfaces, VLANs & DHCP. Incident Management, Change management. Creating & presenting changes in the Pre-cab.
Worked for Dow Jones, Cisco as customers. For Cisco CMS, I was part of Spectrum ISP NOC team, monitoring the connectivity with different customers CE Customer Edge devices and creating and monitoring VRFs and traffic for various customers on PE routers. Key Role & Responsibilities: Implementing SNMP parameters for the network device health check. Troubleshooting issues to enable communication between DHCP server and the host, DHCP binding. Knowledge of OSPF LSA, Area types, Stub areas, Virtual Links. Configuring Layer 2 gateway redundancy using HSRP, VVRP, GLBP. Utilizing ping, ARP and traceroute to troubleshoot server communication issues. Worked on product series Nexus, Cisco 6500, 3700, Cisco Aironet. Monitoring network using tools like BMC Remedy On-Demand, EMC Lonix console and Truesight, Cisco Sapphire tool. Incident Management, Change management. Creating and presenting changes in the PRe-cab. Worked on minor issues like Route Flapping, High Latency and Errors etc. •Implemented SNMP parameters for device health check, depending on the criticality of the device. •Troubleshooting of DHCP issues to enable communications between host and DHCP servers. Troubleshooting on issues like HSRP state instability between active and standby. Troubleshooting on HSRP dual-active scenarios based on different conflict reasons. VLAN •New VLAN creation along with creating gateways on core and configuring necessary routing changes as well. New VLAN creation along with creating gateways on core and configuring necessary routing changes as well. Knowledge of STP convergence, STP loop reasons and troubleshooting steps, vtp, pruning, etc