Network Engineer Technical Support
Resume:
Dipen
*****.*********@*****.***
Summary:
8+ years of Experience as Network Engineer in Designing, Implementation and Operations of enterprise data networks.
Excellent Knowledge about TCP/IP and OSI models.
In depth understanding of IPV4 and implementation of Subnetting
Implemented EIGRP, OSPF & BGP routing protocol administration.
Provided services in many industries such as Consulting, Telecommunications and IT
Hands-on experience on Up-gradation of Cisco IOS on different Cisco devices and modules.
Maintain a thorough understanding of the basics behind the Internet and its workings (DNS, Security, IP Routing, HTTP, VPN, Email Routing etc.).
Experience in installing and configuring DNS, DHCP server.
Strong hands on experience in installing, configuring, and troubleshooting of Cisco 7600, 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.
Proficiency in configuration of VLAN setup on various Cisco Routers and Switches.
Experience in layer-3 Routing and layer-2 Switching. Dealt with Nexus models like 7K, 5K, 2K series, Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches
Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
Responsible for designing and deploying various network security & High availability products like Cisco ASA and Checkpoint Firewall products.
Experienced in configuring and troubleshooting of Palo Alto, Juniper Netscreen & SRX Firewalls and their implementation Experience in site-to-site and remote access VPN solutions.
Knowledge on F5 load balancers, its methods, implementation and troubleshooting.
Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of profession.
Responsible for Checkpoint and Cisco firewall administration across global networks.
Worked on Cisco Catalyst Switches 6500/4500/3500 series.
Extensive understanding of networking concepts, (IE. Configuration of networks, router configuration and wireless security, TCP/IP, VPN, Content Filtering, VLANs, and routing in LAN/WAN, Ethernet Port, Patch Panel and wireless networks.)
Configuration of Network and Security devices such as Cisco routers and switches (Cisco 7600/3500/Nexus 7K/5K), Firewall (Checkpoint R75/Gaia and Cisco FWSM), Load Balancers and DNS and IP Manager (Infoblox)
Black listing and White listing of web URL on Blue Coat Proxy Servers.
Administration of production Windows Servers infrastructure that includes Domain Controllers, IIS Web Servers, SharePoint, File and Print and FTP/SFTP servers.
Education: Bachelors from Pacific Institute of Technology
CERTIFICATIONS:
CCNP (Cisco Certified Network Professional)
CCNA (Cisco Certified Network Associate)
TechnicalSkills
Cisco Routers : 1600,1700,2600,2800, 2900, 3600, 3800, 7200 and 7600
Cisco L2 & L3 Switches : 1900, 2900, 3560, 3750, 4500, 4900, 6500
Cisco Nexus : 5020, 5548, 5596T, 2148, 2248TP, 2348UPQ, 7010, 7702
Juniper : EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210,
SRX240, Juniper Netscreen, IDP Technologies, Junos IOS.
LAN Technologies : Ethernet, Fast Ethernet, and Gigabit Ethernet, SMTP, VLAN,
Inter-VLAN Routing, VTP, STP, RSTP, Light weight access
Point, WLC.
WAN Technologies : Frame Relay, PPP, HDLC, (E1/T1/E3T3), DS3, OC192.
Network Security : Cisco ASA, ACL, IPSEC-VPN
OS products/Services : DNS, DHCP, Windows (2000/2003/2008, XP), UNIX, LINUX.
Routing Protocols : OSPF, EIGRP, BGP, ISIS, VRF, PBR, Route Filtering,
Redistribution, Summarization, and Static Routing.
Gateway Load Balancing : HSRP, VRRP, GLBP, EBGP
IP Telephony : SIP, H.323, RTP, Voice Gateways, CCM, QoS
VoIP Devices : Cisco IP phones, Cisco 5500, 6500 series controller, Avaya3000,
6000, 7200 series Controllers
Various Features / Services : IOS and Features, IRDP, NAT, SNMP, VM Ware, NTP, DHCP,
TFTP, FTP, VoIP, DDoS, L4
Network Management Tools : Solarwinds, Shoretel, Wireshark, Netflow Analyzer, Cisco Works, Ethereal,
SNMP, HP open view. Security Server Protocols TACACS+,
RADIUS.
Facilities : DS0, DS1, DS3, OCX, T1/T3
Load Balancers : Cisco CSM, F5 Networks (BIG-IP) LTM 8900, BIG-IP GTM 6800,
Cisco ACE 4710.
Operating Systems : Windows (98, ME, 2000, XP, Server 2003/2008, Vista, Windows
7/8), Linux, UNIX.
Firewall & Security : Checkpoint (R62, R65, R70, NGX), WAF, Cisco Pix, Cisco ASA,
Juniper SRX, FortiGate 5000-series, Palo Alto, Acl.
Professional Experience
Calix Inc, San Jose, CA May 2016 – Till date
Sr. Network Engineer
Responsibilities:
Troubleshooting problems associated with Layer 1/2/3 skills like shift / routing, WAN Hardware and important network links by coordinative with the ISP.
Testbed environment in lab where installed, configured and troubleshoot testbed devices.
Experience in migration of Solarwinds where upgraded NCM, NPM older version to newer version by using SNMP and ICMP to add this devices.
Worked with Network Engineers in the installation and configuration of Cisco ASA firewalls.
Configured Cisco 2800, 3800 routers and 3750, 4500, 6500 switches as part of the implementation plan.
IOS upgrades on catalyst series switches 2960, 3560, 3750.
Configuring Port Mirroring, VLAN, STP, RSTP, SNMP, and Routing Policies on switches
Supporting EIGRP and BGP supported the network by partitioning level two & three issues of internal groups & external customers of all locations
Experience with Site-to-Site connectivity through virtual machine.
Work allotted tickets to see the purpose of failure and resolve issues remotely utilizing obtainable tools and different Operation Center resources.
Perform extensive testing around the upgrade, migration and configuration functionality of our software.
Configured Easy VPN server and SSL VPN to facilitate various employees’ access internal servers and resources with access restrictions.
Organize weekly meeting, while designing architecture for test bed with requested engineers and network team.
Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
Having knowledge Center style expertise, putting in and Configuring Network Devices in a very knowledge Center as well as mend the cables within the Patch Panel. style and enforced network.
Environment: Cisco 2900/3500/6500 catalyst switches, Cisco 1900/2600 routers, Cisco 5510/5520 firewalls, Solarwinds NCM/NPM, subnetting, Testbeds, SNMP, ICMP, Virtual machines, Shoretel,
Vista Print, Vista, CA May 2015 – April 2016
Sr. Network Engineer
Responsibilities:
Configuring Static, IGRP, EIGRP, and OSPF Routing Protocols on Cisco 1600, 2600, 2800, 3600, 7300 series Routers.
Deployed on Nexus 7000, 5000 and 2000 series with V-Block servers and Cisco UCS E-series.
Experience in working with Cisco Nexus 2148 Fabric Extender and Nexus 7010, 5000 series to provide a Flexible Access Solution for datacenter access architecture.
Experience in configuring, upgrading and verifying the NX-OS.
Extensive knowledge of basic networking hardware (routers, switches, bridges) and protocols (UDP, TCP/IP)
Responsible for Check Point and Cisco ASA firewall administration across global networks.
These tunnels were built on Cisco ASA Firewalls.
Experience working with ASR_9000 series switches with IOS_XR
Expert-level professional experience with Cisco iOS or Juniper JunOS including configuration and troubleshooting.
Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR_9000 redundant pair.
Design, Implement & troubleshooting of Juniper switches, routers and Firewalls EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240, SRX 3600/650.
Configuring and implementation of Juniper Firewall, SSG Series, Netscreen Series ISG 1000, SRX Series.
Tested and deployed Cisco ASR 9000 (IOS_XR) series routers
Created and resolved Palo Alto and Checkpoint Firewall Rules, Routing, Pushed Policy.
Responsible to evaluate, test, configure, propose and implement network, firewall and security solution with Palo Alto networks.
Expansion and implementation of current data center for different phases of migration.
Troubleshoot and resolve the highly complex customer collaboration/VoIP network problems across a broad range of technologies.
Install and maintain voice network systems and services.
Sound knowledge of data communication wiring (CAT5/5E/6A and Fiber optics)
Responsible for entire company network infrastructure that includes Cisco Switches, Routers, Firewalls, Access Points, Servers and PBX.
Implementation and configuration of Firewalls Especially Checkpoint and Cisco ASA.
Implementation of Site-to-Site VPNs and DMVPN over the internet using IKE Phase 1 and IKE Phase 2 based on traffic with ASA 5500 series Firewalls.
Configure various LAN switches such as CISCO CAT 2900, 3550, 4500, 6509 switches and Access layer switches such as Cisco 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.
Part of migrating the entire store Cisco ACL's to Fortinet UTM devices.
Managing and troubleshooting of Juniper M320 routers including installation, upgrade, configuration and network management.
Configuration and troubleshooting of CSM, integration with ASA devices.
Experience in migration of VLANS & Configured VLANs with 802.1q tagging, Ether channels, and Spanning tree for creating Access/distribution and core layer switching.
Creation of firewall rules on Checkpoint Smart Dashboard and install policies.
Management of corporate Checkpoint Firewall implementing security protocols and alleviating network attacks.
Provided support and suggestions for Cisco voice infrastructure.
Deployed Palo Alto Firewalls for web filtering and application control.
Configured EBGP load balancing and ensured stability of BGP peering interfaces.
Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes also route filtering using Route-maps.
Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls.
Worked on FortiGate 5000-series security appliance to maintain SSL Inspection, Application control, Firewall and VPN management.
Worked extensively on Cisco ASA 5500(5510/5540) Series, experience with convert PIX rules over to the Cisco ASA solution.
Worked on migration of existing PIX firewall to ASA firewall, PIX OS upgrade from 6.3 to 7.0.
Design and Implement DMZ for FTP, Web and Mail Servers with CISCO PIX 506, PIX515.
Mapped, Network Diagrams and physical identification in MS Visio.
Environment: Cisco Catalyst 2960/3750 Series Switches, Linux,Cisco,2800/3000 Series ISR’s and Cisco 2600/2800 routers, SQL, Cisco Nexus7K, Cisco ASA 5500, Juniper Ex switches, active directory, Juniper ACX series routers, F5 BIGIP LTM/GTM, SIM, Networks,ACL, STP, RIP, OSPF, Microsoft Exchange server 2013, BGP, EIGRP, Wifi, LAN, WAN.
Key Bank, NYC NY July 2014 – May 2015
Network engineer
Responsibilities:
Troubleshooting the Juniper SRX100 and a hundred and ten series, Juniper Net Screen routers with Site-Site VPN, and firewalls for Supervalu Retail sites.
Installing and configuring new cisco instrumentation as well as Cisco catalyst switches 6500, Nexus 7010, Nexus 5548 and Nexus 2k as per the need of the corporate.
24x7 on-call step-up support as a part of the safety operations team.
Working closely with knowledge center management to investigate the information center sites for cabling necessities of assorted network instrumentation.
Provided application level redundancy and accessibility by deploying F5 load balancers long-term memory.
Hands-on expertise within the network management of circuits mistreatment TDM and Frame Relay Managing and providing support to numerous project groups with regards to the addition of recent instrumentation like routers switches and firewalls to the DMZs.
Implementing traffic engineering on high of Associate in Nursing Existing Multiprotocol Label shift (MPLS) network mistreatment Frame Relay and Open Shortest Path initial (OSPF).
Provided redundancy in a very multi homed Border Entree Protocol (BGP) network by tunings AS-path
Handling enterprise outages effectively and driving towards the resolution. Coordination of fault escalations in conjunction with the first high-level technical management of high priority or technically complicated calls.
Knowledge and skill of 802.11 a/b/g/n LAN normal for wireless Technology.
Working with capability management on network information measure utilization coverage of the websites WAN link and merchant co-ordination for brand spanking new site turnovers / WAN links.
Preparing Metrics report description on SLA performance of tickets and method quality report back to analyze team performance & discussion on the advance areas (By monthly).
Providing coaching to new comers and effectively operating towards a method quality improvement within the Team.
Configure bequest route map configurations mistreatment the new Cisco IOS XR Routing Protocol Language (RPL).
Performing troubleshooting on slow network property problems, routing problems that involves OSPF, BGP and distinctive the foundation reason for the problems.
Extensive active expertise with complicated routed local area network and WAN networks, routers and switches.
Hands-on expertise with Ether Channel, Spanning Tree, Trunking, ACLs, Syslog. expertise within the setup of HSRP, Access-Lists, and RIP, EIGRP, and tunnel installations.
Proficiency in configuration of VLAN setup on varied Cisco Routers and Switches.
Analyzed and tested network protocols (Ethernet, TCP/IP) mistreatment Wireshark tool.
Provide step-up support to L1 members of network team.
Worked with completely different ISP globally for any WAN circuit and BGP routing problems. gap up cases for cerium routers, river bottom optimizer problems.
Work & intensify issues effectively so as to satisfy client SLA's (service level agreements).
Perform downside management and root cause analysis for purchasers pro re nata.
Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.
Environment: Nexus 2k/5k/7k, Cisco 6500/7500/7200 Routers, Cisco 3550/4500/6500 switches, Juniper SRX100, LAN, WAN, OSPF, RIP, BGP, EIGRP, HSRP, PPP, VPN, Checkpoint, Cisco ASA.
Disney, Seattle, WA Aug 2012 – June 2014
Network Engineer
Responsibilities:
Configured HSRP between VLANs, configuring Ether Channels, Port Channel on 6500 catalyst switch
Configured Routing protocols such as RIP, OSPF, EIGRP, MPLS, static routing and policy based routing
Configured and troubleshot link state routing protocols like OSPF in single and multiple areas
Performed data center migration in Access, Distribution and Core layers
Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture
Configured Standard, Extended, and Named Access Lists to allow users all over the company to access different applications and blocking others
Provided technical support and solutions for network problems, NAT solution on WAN applications
Performed configuration and troubleshot EIGRP and BGP.
Configured BPDU Guard, port-fast, uplink fast and other spanning tree features
Performed troubleshooting of connectivity problems using PING, and Trace route
Upgraded Cisco ASA 5510 firewalls using 6500/7600 catalyst modules for enhanced performance, security and reliability. Upgraded IOS, troubleshot network outages.
Migrated IPv4 addresses to IPv6 addresses using mechanisms like Tunnel Broker, Transport Relay Translation (TRT), NAT64, DS-Lite and DNS64
Provided on-call support for installation and troubleshooting of the configuration issues
Planned and implemented Subnetting, VLSM to conserve IP addresses
Configured STP for loop prevention and VTP for Inter-VLAN Routing
Provided technical support for improvement, upgradation, and expansion of the existing network architecture
Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment
Installed and configured DHCP server, troubleshot of DHCP and other IP conflict problems
Configured ACLs (Standard, Extended and Named) to allow users all over the company to access different applications and blocking others
Displayed excellent troubleshooting skills and customer centric approach
Environment: Cisco 2900, 3500, 6500/7600 catalyst Switches and Cisco 2500, 2600, 3600 routers, Cisco ASA 5510 firewalls, Microsoft Lync, Cisco Unified Video Conferencing, Unix commands, IPV6, Cisco IP phones, ACL, STP, VTP, HSRP, Subnetting, VLSM, NAT, RIP, OSPF, EIGRP, BGP, MPLS, TRT Cisco IOS CLI.
Nevis networks, Pune, India May 2010- Jul 2012
Network Engineer
Responsibilities:
Provided Level 1 Support for Broadband Connection to Virgin Media customer
Worked As a Technical Support Executive under Virgin Media.
Received inbound calls of technical nature, independently resolved customer complaints, concerns and inquiries regarding their Internet connection.
Managed LAN and Wireless Network and performed troubleshooting On LAN, WLAN, Customer Modems (NTL 250, TERAYON, and MOTOROLA) And CPE Router (Cisco-Linksys, Belkin, D-LINK and Dynamode).
Set up Home Network and provided troubleshooting and full support on virgin- media security Software (PC-guard).
Troubleshoot a wide range of technical support issues and connectivity problems such as authentication, connection speed, e-mail configuration, and loss of synchronization.
Troubleshoot TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
Implemented trunking protocols like 802.1q on 3750 switches.
Configured ACLs to provide accessibility and restrict unauthorized users.
Involved in maintaining STP, RSTP and PVST+ for the catalyst switches I worked on.
Configured and maintained RIP, OSPF and routing protocols on 2600 and 3600series Cisco routers.
Maintaining and troubleshooting of connectivity problems using Ping, Traceroute.
Assisted in racking and stacking.
Technical assistance for LAN/WAN management and customer issues.
Other responsibilities also included documentation.
Environment: LAN/WAN, Cisco Routers and Switches, TCP/ IP
Anupam Industries LTD, Gujarat, India Sep 2008 –Mar 2010
Network Support Executive
Responsibilities:
Maintaining all the network devices routers, firewall, switches
Configuring NAT and Route-map on Cisco routers Implemented and managed Norton’s corporate anti-virus solution.
Migrated the company from bay networks 100mbit hubs to HP managed switches.
Incorporated VLANS to segment traffic on managed switches.
Manage Checkpoint 2000 v.4.1 firewall to include:
Usage of firewall log for investigative and troubleshooting purposes.
Use of TCP Dump to troubleshoot access issues.
Upgrading IPSO on Nokia IP440 security platform.
Installing service pack upgrades.
Configure Cisco VPN 3000 Concentrator to allow VPN clients
Redistribution of routing protocols and Frame-Relay configuration
Network Migration from L2PT to OSPF
Implemented secure mote VPN for high speed remote access.
Configuring VRRP, Static route, BGP, Routing policies, ACL
Preparing reports of the daily activities within the datacenter
Coordinating with Service providers & Clients on various implementations
Managing various activities in setting up Data Centers & Disaster recovery centers
Knowledge in OSPF, EIGRP and RIP
Knowledge in Dynamic routing protocols
Preparation of all Branches Link up time/down time report to maintain SLA with Customer
Build and maintain Visio documentations for Clients
Implementation of TCP/IP & related Services-DHCP/DNS/WINS
Environment: LAN/WAN, VLAN, Cisco Routers and Switches, TCP/ IP, VPN, OSPF, BGP and Data Centers
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