Krunal Patel

Network Engineer

Email: ac0xss@r.postjobfree.com

Phone: 305-***-****

PROFESSIONAL SUMMARY:

IT Professional with 7 years of experience in Network implementation, Configuration, Troubleshooting, Performing Network analysis, Design and maintaining Enterprise networks by working with multiple vendor Routers, Switches.

Extensive experience in LAN/WAN technologies, Routing/Switching protocols and Wireless Technologies including TCP/IP protocol suite and multi-protocol routing in Cisco environment.

expertise in LAN/WAN technologies (fast Ethernet, Layer2 & 3 switched/routed LAN, and Frame Relay)

Proficient in monitoring of network traffic using sniffers and access logs to troubleshoot and identify network issues.

Performing switching administration including VLANs, inter-VLAN routing, trunking, port aggregation.

Troubleshoot, consult, and solve issues involving LAN/WAN switching and routing technologies such as, Load Balancing Using Port Channels, STP, RSTP, MSTP, VLAN, DHCP, and OSPF.

Expertise in configuration of Cisco Catalyst Switches of 1900, 2900, 3550,3750,4500,6500, Cisco Routers of 1800,2500,2600,2800,3600,3800,7200,7600 IP addressing.

Experience in Layer3 routing and Layer2 switching experienced dealing with router configurations like 7k, 5k, 3k, 2k, 3800, 2800 and switches 9K, 6509,6500, 5060, 4500, 3750, 2900 3850 and 3500XL series.

Had Substantial Knowledge including the configuration of Spanning Tree Protocol (STP), Per VLAN SpanningTree (PVST), Rapid STP (RSTP) and Rapid per VLAN SpanningTree Protocol (PVST+).

Configured and deployed VPC, OTV, FABRIC PATH between Nexus 7010 and Nexus5596, 5548 switches.

Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, MPLS, L2VPN, L3VPN, MVPN and BGP and able to interpret and resolve complex route table problems

Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links.

Experience with different Network Management Tools and Sniffers like Wireshark (ethereal), HP-Open view, RSA envision, and Cisco works to support 24 x 7 Network Operation Center.

Experienced in designing and implementation of customer's network and Security infrastructure.

Basic and advance F5 load balancer configurations, including migrating configurations from Cisco ACE to F5 and general troubleshooting of the F5 load balancers.

ConfiguredVLAN, Spanning tree, VSTP, SNMP on EX series switches.

ConfiguredRIP, OSPF and Static routing on Juniper M and MX series Routers.

Design and configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550).

Experience in installing and maintaining inventory of Computers hardware, software and licenses.

Experience in technical documentation with change management using various Microsoft software (Visio, Word, and Excel).

Configured VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.

Experience in diverse IT disciplines, including networking, technical support, programming, operating systems and system administration

Dealt with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.

Good knowledge and experience in Installation, Configuration and Administration of Windows Servers 2008/2012, Active Directory, FTP, DNS, DHCP, TFTP, Linux OS under various LAN and WAN environments.

Strong interpersonal, organizational communication, customer service & presentation skills.

Excellent customer management/resolution, problem solving and debugging skills with good verbal/written communications and presentation skills.

CERTIFICATION:

Cisco Certified Network Associate (CCNA)

Cisco Certified Network Professional (CCNP)

Education:

Bachelor of Engineering in Electronics and Telecommunication, GTU, India

Technical Skills:

Cisco Routers

1800,2500,2800,3600,4400,3700,3800,7200,7600, ASR&CSR series.

Cisco Switches

2900,3500,3700,4000,5000,6500,4500.

Cisco Wireless

3700AP, 3800AP, WLC.

Nexus Routers & Switches

5k,7k,4948,2811,2600,2911,7609,6509,2960,1841,1941 series Nexus Routers & Switches

Firewalls

Cisco PIX 500 series, Cisco ASA (5540,5505), Palo Alto, Checkpoint

Security

NAT, PAT, ACLs, SSH

Routing

MPLS, OSPF, IGRP, EIGRP,BGP, Redistribution, Static Routing

Switching

VDC, VPC, VLAN, VTP, STP, RSTP, Ether-channel

Load balancer

F5 Load Balancer (ASM, GTM, LTM), Cisco GLBP

Network Tools

Wireshark, SolarWinds

Network Simulators

Packet tracer, GNS3

Applications

MS office, Cisco prime, Infoblox

Documentation

Excel, Outlook, MS Visio, MS word

Professional Experience:

Client: Pfizer, Collegeville, PA Feb 2016 - Current

Role:Sr. Network Engineer

Responsibilities:

Experienced in WAN environments, installing and troubleshooting data circuit problems (MPLS, T1)

Involved in designing and applying QOS and policy map to 2800 series routers for all the branches

Involved in designing GRE tunnels for encryption of data flow from source to destination

Implementing VoIP solutions using SIP & H.323, also have sound knowledge of Avaya VoIP product.

Hands on experience with Cisco 3500, 3750, 4500, 6500 series equipment and configuring and deploying and fixing them with various modules like Gig card, VPN SPA card, WIC card.

Configured ACL to allow only authorized users to access the servers.

Successfully installed Palo Alto Next-Generation PA-3060, PA-5060 firewalls to protect Data Center with the use of IPS feature.

Involved in Configuring Palo Alto Networks Firewall models (PA-2k, PA-3k, PA-5k etc.) as well as a centralized Management system (Panorama) to manage large scale firewall deployments.

Hands-on experience on Checkpoint Firewall R77.

Involved in configuring IP Quality of service (QoS)

Experience on Check Point Firewalls NG, NGX R65, R70, R75, R77, NSX (VMware Network).

Experience in creating multiple policies and pushing them in to Checkpoint Firewall (Gateways) and hands on experience in managing the Checkpoint Management Server.

Replaced aging Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.

Involved in Configuring and maintaining IPSEC and SSL VPN's on Palo Alto Firewalls.

Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.

Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local Preference.

Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.

Black listing and White listing of web URL on Blue Coat Proxy Servers.

Proficient in handling network traffic generators like IXIA and Spirant and network protocol analyzers like Ethereal, Wireshark.

Experience configuring and troubleshooting on Citrix NetScaler Load Balancer.

Design, install, configure, troubleshoot and maintain varies load balancers including Citrix NetScaler, Riverbed STM.

Experience with Project documentation tools & implementing and maintaining network monitoring systems (Cisco works & Net info, Info man Virtual Change) and experience with developing network design documentation and presentations using VISIO.

Understanding & Implementation of IPSEC & GRE tunnels in VPN technology.

Involved in designing L2VPN services and VPN-IPSEC authentication & encryption system.

Experience in HSRP standby troubleshooting & Experience in configuring & upgrading of Cisco IOS.

Implementing & Troubleshooting of T1, MUXES and CSU/DSU and data circuits.

Have experience with Cisco Works LAN Management Solution.

Played a key role in Planning, Designing and Implementation of network architecture of LAN/WAN.

Experience in migration of Frame-relay based branches to MPLS based technology using multi-layer stackable switch like 6500 series and 2800 series router.

Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the MPLS VPN networks.

Client: DELL/CITI GROUP,Irving,TX Oct 2015–Jan 2016

Role: Sr. Network Engineer

Responsibilities:

Experience with design and implementation of Data center migration.

Working with Cisco Nexus 2148 Fabric Extender and Nexus 7010, 7018, 5000 series to provide a Flexible Access Solution for a datacenter access architecture.

Experience with different Network Management Tools and Sniffers like Wireshark (ethereal), HP-Open view, and Cisco works to support 24 x 7 Network Operation Center.

Design and Implement virtualization/solutions based on VMware vSphereESXi, ESXplatform, vCenter

Installation, Configuration and Administration of VMware ESXi 5.5, vCenter Server, patching, management, troubleshooting of VMware and ESX Servers and install, configure, troubleshooting of wintel and windows server domain.

Configure, deploy and maintain underlying network switching and routing hardware and equipment.

Implementation and maintenance of switching infrastructure including VLAN creation and maintenance.

Implemented routing protocols like RIP, EIGRP, OSPF, and BGP.

Setting up & managing WAN / LAN/ WLAN & Networking Devices Administration.

Experience in replacing WAN routers due end of life project, and during the process I did convert from cisco 6500 WAAN router to ASR 1002,1004 with gigabit and OC3 modules for different campus designs.

Experience with LAN protocols like STP, RSTP, VTP, VLAN and WAN protocols like Frame relay, PPP, port channels protocols like LACP, PAGP.

Possess good experience in configuring and troubleshooting WAN technologies like MPLS, T1, T3, DS3 and ISDN.

Involved in Design and Implementation of complex networks related to extranet clients.

Responsible for implementing QOS parameter on switching configuration.

Involved in FWSM/ASA firewall implementations and security management for corporate data center and remote locations.

Configuration and deployment of authentication services that interact with the corporate firewall and VPN.

Diagnose and resolve application and network issues through Wireshark packet captures, ensuring end-to-end IP connectivity.

Knowledge in implementing IPv6.

Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience.

Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope.

Configured routers and coordinated with LD Carriers and LECs to turn-up new WAN circuits.

Experience with converting Cisco 6500 to Cisco Nexus in the data center environment.

Configured and deployed VPC, OTV, FABRIC PATH between Nexus 7010 and Nexus5596, 5548 switches.

Actively participated in upgrading fast Ethernet, Layer 3 switched/routed LAN infrastructure from Cisco 3640 to Cisco 2811 ISR routers and switches at access level to 2950, 3550.

Configuring HSRP between VLANs, Configuring Ether-Channels, and Port Channel on 6500 catalyst.

First Data Corp, Omaha, NE Sep 2014 – Aug2015

Role:Network Engineer

Responsibilities:

Experience in configuring Site-to-site and remote access VPN solutions.

Installed and configured Cisco 7200 series router and Cisco 2950, 4500, 6500 Series switches.

Configured network using routing protocols such as RIP, OSPF and BGP and troubleshooting L2/L3 issues.

Worked on multiple projects related to Branch networks, Campus networks, extranet clients and Data Center Environments involving in data center migrations from one data center to another.

Provided estimated bandwidth requirements for data replication, to best determine adequate timing for migration service levels.

Created data migration strategies to help with completion of migration of data center from one point to another.

Configuration of Cisco 6500 (SUP 720), 4500 (SUP 6) & 3750 Catalyst Switches for network access.

Worked extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510) Series, experience with convert PIX rules over to the Cisco ASA solution.

Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.

Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.

Time to time upgrade network connectivity between branch office and regional office with multiple link paths and routers running HSRP, EIGRP in unequal cost load balancing to build resilient network.

Design and implement Catalyst/ASA Firewall Service Module for various LAN’s.

Key contribution includes troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP.

Troubleshoots in Cisco Aironet 2700 and 600 series.

Configured Client VPN and RSA Token ID technologies including Cisco’s VPN client via IPsec.

Configuring ACL to allow only authorized users to access the servers.

Participated in on call support in troubleshooting the configuration and installation issues.

Installation, maintenance, troubleshooting local and Wide Areas Network (ISDN, Frame relay, DDR, NAT, DHCP, TCP/IP).

Provided technical support in terms of upgrading, improving and expanding the network.

Client: QTS, MIAMI, FL Jul2013 -Aug2014

Role: Network Engineer

Responsibilities:

Designing and implementation of routing policy for customers Internet route with optimal Link utilization.

Troubleshoot TCP/IP problems, troubleshoot connectivity issues.

Firewall technologies including general configuration, risk analysis, security policy, rules creation and modification of Check Point Gaia R65, R70 & R77, R77.1, VSX R77.1Palo Alto and Cisco ASA.

Managing support issues directly related to the use, support, and implementation of Network Products like Routers, Switches, and Bridges.

Using effective customer skills to ensure the highest level of customer satisfaction through understanding and identifying the customer's complex network.

Setting up the home network for the customers, which deals with wireless routers, pcmcia adapters and access points etc.

Implemented Zone Based Firewalling and Security Rules on the Palo Alto Firewall.

Establishing the Virtual Private Network (VPN) for the Company and allowing the remote user and clients to access the LAN.

Deployed ASR 9K Routers with Cisco IOS-XR as the Campus Edge Routers in the network.

Configured OSPF, BGP on ASR 9010 Routers.

Configuring and troubleshooting CISCO catalyst 6509, 7609, 7613 with Supervisor cards, Cisco 3640, Cisco GSR 12416,21418(with PRP and RPR processors).

Configured routers and coordinated router with LD carriers and LECs to turn up new WAN circuits.

Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs.

Building the VPN tunnel and VPN encryption.

Enabled STP attack (BPDU Guard, Root Guard) using MD5authentication for VTP, disabling all unused ports and putting them in unused VLAN.

Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, BGP v4. Configured IP access filter policies.

Involved in designing and implementing QOS and policy map to 2800 series routers for all the branches.

Worked with ACL (access control list) requests like add-remove-audits.

Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA/PIX security appliance.

Configured various BGP attributes such as Local Preference, MED, Extended Communities, Route- Reflector clusters, Route-maps and route policy implementation.

Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers

Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 switch at access layer, Cisco 6513/6509Eswitches at distribution/core.

Experience on designing and troubleshooting of complex BGP and OSPF routing problems.

Decommission serial T3 circuits and replace with MPLS circuits. MPLS clouds were provided by carriers ATT, Verizon or Level 3Configuration and troubleshooting of Cisco catalyst 6509,7613switches with supervisor cards.

Configuring HSRP between VLANs, Configuring Ether-Channels and Port Channel on catalyst.

Configuration and deployment of authentication services that interact with the corporate firewall and VPN.

Layer 2 switching technology architecture, implementation and operations including L2 and L3 switching and related functionality. This includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.

Client: BEAM, India Apr 2011-May 2013

Role:Network Engineer

Responsibilities:

Worked on Cisco Layer 2 & 3 switches (spanning tree, VLAN).

WAN Infrastructure running OSPF as core routing protocol.

Support various Routers like 2600/3600/7200 series routers.

Configured authentication in OSPF and BGP.

Configured and troubleshoot OSPF and EIGRP.

Troubleshooting IOS related bugs based on past history and appropriate release notes.

Work on different connection medium like Fiber and Copper Connectivity.

In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.

F5 Load balancer LTM and GTM.

Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.

Performed and technically documented various test results on the lab tests conducted.

Planning and configuring the entire IP addressing plan for the clients' network.

Assist the certification team and perform configuration of LAN/WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.

Configured port-fast, uplink fast and other spanning tree features.

Support Complex 6500 /5500 Series Switches.

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