Sr. Network Engineer Resume
SUMMARY:
- Technology leader delivering innovative, end to end, optimized networking and architecture solutions to financial sector. IT leader who is focused on delivering top quality solutions and providing technical expertise to financial Institutions and vendors.
- Proven track record of success in deploying and operating best in class global IT service initiatives and solutions that produce millions in annual savings, drive business revenue and exceed the expectations of demanding business executives.
- Experienced Dual CCIE Senior Network Architect possessing experience in various industries. Backed by solid Cisco credentials including CCNA, 4011 Recognition, 4013 Recognition, CCIE R&S (#36483) and CCIE DC (#36483).
- Experience in designing and implementation of LAN/WAN networks. Good experience of working on designing, building, upgrading and troubleshooting new and existing branches and Campuses.
- Configuring routing protocols (OSPF, EIGRP, RIP, IGRP, and BGP). Extensive experience in VPN configuration and implementation.
- Extensive troubleshooting skills and in - depth knowledge of VLAN, NAT, PAT, ACL. Experience in all areas of client data support.
- Good understanding of Voice over IP networks. Proven knowledge of industry hardware to meet client requirements and EOL replacement projects.
- Good knowledge of QOS and improve functionality and performance of network. Understanding of HSRP, VRRP, GLBP.
- Preventing STP forwarding Loop, protecting against Spoofing Attacks. Implementing STP Security. Implementing PVLAN. Installation and configuration of Modular switches 6500 series.
- Configuring Cisco PIX/ASA to provide security on different client sites. Deploying and configuration of IPS in inline mode.
- Configuring and troubleshooting IWAN, MPLS, T1, T3, E1, E3, OC3, and OC12. Configuration and troubleshooting of IPSEC tunnels.
- Extensive administration and configurations experience in riverbeds, firewalls, IPS, IDS, VPN Concentrators, Nexus, Terminal servers, proxies, NTP time server, Cloud. Trainings completed for VMware and Network Virtualization. Strong ability to develop long-term relationships. Extremely aggressive and passionate about customer care.
TECHNICAL SKILLS:
Routing: OSPF, BGP, RIP, IGRP, EIGRP, Policy Routing, Redistribution,Route Filtering, Route Maps etc.
Switching: LAN switching concepts including VLANs, Spanning Tree, Layer 3 switching,multicasting, HSRP,VRRP,GLBP.In depth knowledge of Modular switches 6500 series, 4500 series, Nexus
WAN: T1, T3, OC3, OCX, ISDN, DXX, Frame Relay, DSL, Analog modems, Cloud, Virtualization.
Riverbeds: Experience of working with low to high end models of riverbeds.
Firewalls: PIX Firewall, ASA, Integra (PANDA Firewall), Planet CS-500.
IDS/IPS: Using Cisco IDS/IPS to implement network monitoring and blocking network attacks.
VPN Concentrator: Configuring Cisco VPN Concentrator for site to site VPNs, client VPN, Web VPN.
LAN: In-depth knowledge of Ethernet, Fast Ethernet, Gigabit Ethernet.Thorough knowledge and experience of Fiber and UTP based structured cabling projects including design, implementation and project management. VMware.
Tools: Cisco Works, Cisco Dynamic Configuration tool, PRTG, Microsoft Visio, Microsoft Office.
Linux/Unix: Configuration of NIS, NFS, DHCP, DNS, SAMBA server.
Windows: Installation and management of ADS, DHCP, FTP, DNS, Web, ISA server.
PROFESSIONAL EXPERIENCE:
Confidential
Sr. Network Engineer
Responsibilities:
- Provided technical support to design, build, secure and implement technical solutions for Campus sites across all North America.
- Designed and implemented EOL replacement projects in several campus sites.
- Designing and Implementing Wireless designs in campus sites across all North America.
- Providing expert level technical service to Citi with the utmost success each time in all my efforts
- Tackling time bound specific projects quickly eliminating issues with smart technical solutions.
- Achieving the objectives using resources tactically around all obstacles to reach Citi goals.
- Implementing standardized accurate process details to Netinfo and other Inventory management systems to correctly manage inventory.
- Demonstrate continuous improvement in both the Campus, & Branch environments.
- Building working solutions and stronger, tighter processes to better streamline legacy migration processes.
- I’ve been part of a team to help control and achieve many of incremental Financial Cost reduction targets related to specific business Recovery for the North America Campus environments.
- Designed and implemented Migration of 30 NICM sites from IPSEC RSA Nonces VPN’s to new RSA keys in one greenzone alone.
- Replaced legacy ADTRANs with built-in CSU/DSU cards for DS1/DS3 circuits in several sites.
- Design and deploy network infrastructure that is in alignment with today network technology architectural standards.
- Build tier 3, 4 internal branch and campus facility reliable network transport infrastructure for local network access, metro and long haul network connectivity. The core components include network design build package, circuit’s implementation test & turn-up, Cisco hardware installation/IOS upgrade/configurations, while ensuring that the network installation is completed without risk to client or business environment.
- Provide bandwidth analysis for current WAN connectivity utilization and capacity concerns based upon current and future load expectations.
- Preparing Wireless Predictive’s and Surveys for Wireless implementations across North America campus sites.
- Designed and implemented EOL replacement projects in several campus sites.
- Designing and Implementing Wireless designs in campus sites across all North America.
- Designing and implementing Wireless Controllers deployment designs in LATAM region.
- Designed and implemented Forescout servers deployment project in several campus sites to monitor/Span network traffic on Distros and Wan routers.
Sr. Network Engineer
Responsibilities:
- Provided support for a WAN migration Frame Relay Network to T1 Point-To-Point for Citibank North America (CBNA) network composed of 1800 sites with Cisco 6509’s as Head End devices.
- Migrated 400 sites from Jsq Datacenter to new Datacenter.
- Smith Barney Network Refresh
- Citibank Network Cost Reduction
- EOL DataCenter Migration and Closure
- Citi Cards Circuit Optimization
- Smith Barney L2-L4 Circuit Upgrades
- Designed network infrastructures to support clients on Cisco security configuration using VPN for Business as Usual projects.
- Resolved end-to-end designed problems of DS0, DS1, DS3, OC-X, and Cisco IOS problems for multiple business as usual projects.
- Created, presented, and executed various networks changes in compliance with Citi’s Chang Management policy.
- Configured, modified, customized and installed NAT, ACL and BGP in multiple projects related to network optimization, new branches and branch relocation for Confidential network.
Senior Network Engineer
Responsibilities:
- Performed a MAN-WAN assessment. Reviewed DB's current configuration with existing DB tools to determine if there are any single points of failure, proper load balancing, and capacity or degradation concerns and performed a general health check.
- Provided a network audit report that is reviewed by the DB Operations and Audit groups.
- Analyzed WAN to determine its efficiency and throughput, Audited all documents and links to determine any anomalies and recommended alternatives. Finalized reports and submitted to management.
Senior Network Engineer(consultant)
Responsibilities:
- Providing technical consultancy to their clients located in Manhattan. Providing network designs, VPN configurations, Fiber Optic Solutions, BGP configurations in multihomed environment.
Executive Engineer (Post Sales)
Responsibilities:
- Installation and configuration of E1 lines and EIGRP protocol on Cisco 2811 routers at various locations throughout the country.
- Installation and configuration of Cisco 7204 router with NPE 150 and Cisco 7206 router with NPE 200 to provide intranet connectivity through E1 lines.
- Design and restructuring of network to provide protection against unauthorized access, viruses, malwares, spam using ASA 5510 and Panda Gatedefender.
- Providing inter branch connectivity by configuring DXX and dialup connections (ISDN, analog modems). Configuration of EIGRP in order to attain convergence.
- Providing technical consultancy to resolve routing issues.
- Installation and configuration of Cisco 7613 routers with supervisor Engine 720 to provide intranet connectivity through E1 lines.
- Installation, configuration and testing of Catalyst 6506 switches with redundant Supervisor engines 720.
- Redesigning the network and configuring VPN, IPS and firewall features using ASA 5540 with AIP SSM 10 and PIX 515E.
- Provided training of ASA and PIX Firewall.
- Providing consultancy to configure and troubleshoot Catalyst 4507R switches.
- Termination and configuration of DSL lines,VPN server and site to site VPN’s between head office and remote sites using Cisco 2811 router and PIX 515E.
- Commissioning of Cisco PIX Firewall 515E at Dharki Site (Engro Innovative Automation and Engineering).
- Installation and Configuration of Catalyst 3560 switches (for VLANs and Intervlan routing).
- Redesigning of the network with special emphasis on network security (firewalling) and configuration of PIX 515E and 2811 router with 2 WIC ADSL.
- Redesigning of network and configuration of PIX 515E to protect live Web and FTP servers from unauthorized access.
- Managing project of maintenance and technical support of all network devices including Cisco 2811 routers, Catalyst 3750 switches, IDS 4235, PIX 515E with unrestricted failover bundle.
- Providing technical support to configure security devices Integra as firewall and intrusion prevention system.
- Providing consultancy to solve various network problems.
- Redesigning of the network with special emphasis on network security and firewalling.
- Configuration of 2811 routers with radio modems for VSAT link, and configuration of video conferencing equipment (POLYCOM).
- Configuration of Client VPN on PIX Firewall, to access IP cameras through VPN tunnel.
- Designing of whole network, with special emphasis on network security.
Network Administrator
Responsibilities:
- Installation and configuration of network devices (routers, switches, modems), servers, DSL lines.
- Maintaining record of sales and purchase of Devices and preparing/updating the technical resolution documentation for current and resolved issues
- Routing with RIP, IGRP and OSPF configurations and Troubleshooting interfaces and serial interfaces.
- Configuration of Cisco 2500 series routers for frame-relay point to multipoint and point to point.
- Creating and editing Standard and Extended Access-lists.
- Installation/configuration of NIC cards for Windows NT.
- Upload and download configuration files from TFTP server for Switches and Routers