SUMMARY

• Cisco Certified Network Engineer with 8 years of experience in designing, performing Network analysis, troubleshooting, maintaining and supporting complex network systems.
• Deploying, implementing and providing support for Cisco 1800, 2500, 2600, 2800, 3600, 3750, 3800, 7200, ASR 1K, 9K routers, Cisco 2900, 3500, 3700, 4000, 4500, 4900, 5000, 5800, 6500, 7600, Cisco Nexus and catalyst, Arista Switches JuniperE series, J series and M series. Juniper SRX & VPN, T - Series, MX-Series Routers. Checkpoint (NGX R65, R70 and R71), Juniper Firewalls (SRX5400, SRX5600, and SRX5800), Cisco Firewalls (ASA 5505, 5506-X, 5585), Palo Alto Networks Firewall models (5060, 7060)
• Performed Ospf, BGP, EIGRP profile, IPV6, Bundle Ethernet implementation on ASR 4300, 1K, 2K, 3K, 7K 9k, Cisco 6500 Series and Juniper routers
• Deploying and migrating complex layer 2 technologies such as VLAN Trunks, VTP Ether channel(LACP), Port channels(PagP), STP(PVST+), RSTP and MST from Cisco to Arista switches
• Deploying and decommission of VLANs on core ASR 4300, 1K, 2K, 3K, 7K 9K, Nexus 7K and 5K and its devices. configuring and troubleshooting Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics.
• Providing support for voice communications technology and VoIP Protocols.
• Deploying and Migrating MPLS L2, L3 VPN in brocade firewalls
• Configuring and troubleshooting Site to Site VPN, Remote access VPN, IPsec VPN, SSL VPN, DMVPN
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution, migration with both Checkpoint and Cisco ASA VPN experience.
• Adding and removing checkpoint firewall policies based on the service requests from different user
• Experience with BIG-IP F5 load balancers, version 9.x, 10.x,11. X
• Experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs
• Experienced in DNS, DHCP, SMTP, FTP, HTTPS, and web security architecture.
• Worked with F5 based profiles, Virtual IP's, iRules for virtual IP's, monitors and pool members.
• Dealt with F5 load balancing of web traffic and data center environment failover for HA servers, Fabricpath.
• Implementation of DHCP, DNS, FTP, TFTP, Frame Relay, MPLS, ATM, software Defined Networking (SDN)
• Experience in technical documentation of Change management process and Project documentation using Excel and VISIO.
• Extended the support to all unified communications components including troubleshooting, configuration, optimization and design of a multi-cluster environment.
• Knowledge of large-scale Cisco Communication Manager, Messaging, presence and conferencing solution Architecture, Design and installation.
• Reviewing and validating existing telecom services and solutions.
• Experiences with using Virtualization tools like Citrix, VMware, Hyper V
• A highly-organized individual who adopts a systematic approach to problem solving, effectively analyzes results, and implements solutions
• Ability to manage all phases of network installation and administration.
• Excellent customer management/resolution, problem solving and debugging skills with good verbal/written communications and presentation skills.
• Well organized, Self-starter, Quick learner, Self-motivated, Team player with analytical, technical and communication skills.

TECHNICAL SKILLS

Cisco Routers: 1800, 2500, 2600, 2800, 3600, 7200, 7600, ISR-AX and ASR-1k, 9k

Cisco L2 & L3 Switches: 2900, 3560, 3750, 4500, 4900 and 6500

Cisco Nexus: 7000 series, 5000 series, 2000 series

LAN Technologies: Ethernet, Fast Ethernet, and Gigabit Ethernet, SMTP, VLAN, Inter-VLAN Routing, VTP, STP, RSTP, Light weight access point

WAN Technologies: Frame Relay, PPP, HDLC, (E1/T1/E3T3), DS3, OC192.

Network Security: Cisco ASA, ACL, IPSEC.

Routing Protocols: OSPF, EIGRP, BGP, ISIS, VRF, PBR, Route Filtering, Redistribution, Summarization, and Static Routing.

Gateway Load Balancing: HSRP, VRRP, GLBP, EBGP

Various Features / Services: IOS, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, TFTP, FTP.

Security Server Protocols: TACACS+, RADIUS.

Facilities: DS0, DS1, DS3, OCX, T1/T3, Cable Modem, xDSL and Wireless.

Load Balancers: Cisco CSM, Akamai GTM, F5 Networks (BIG-IP) LTM 8900, BIG-IP GTM 6800, Cisco ACE 4710.

Operating Systems: Windows (98, ME, 2000, XP, Server Vista, Windows 7/8), Linux, UNIX, WINTEL

Firewall & Security: Cisco ASA, Palo Alto

PROFESSIONAL EXPERIENCE

Confidential, CA

Sr. Network Engineer

Environment: Cisco 2948/3560/4500, 4900/3560/3750/3550/3500, 3700/ switches, Aruba 3810, 5412 switches. Enclosures Switches and Cisco / 7200/3845/3600/2800, ASR 4300routers, Arista routers Cisco Nexus 7K/5K, Cisco ASA 500, F5 BIGIP LTM, RIP, OSPF, BGP, EIGRP, LAN, WAN, VPN, HSRP, Fabricpath, Software Defined Networking (SDN)

Responsibilities:

• Involved in the documentation of Network infrastructure design.
• Involved in the Analyzing, designing & evaluating network systems such as Local Area Networks (LAN), Wide Area Networks (WAN), Internet, Intranet and other data communication systems
• Data Centers and office's LAN/WAN maintenance, routing and switching configuration
• Establishing the wireless network(Wi-fi) IEEE 802.11 a/b/genvironment using security policies (Aruba)
• Configured OSPF, BGP, LDP, MP-BGP on Juniper M320 and Cisco CRS-1 in the Core
• Deploying Cisco 6500, ASR 9K /Arista/Juniper Routing/Switching - 6500/7020R/QFX
• Deploying Layer 2 layer 3 protocols (BGP, OSPF, STP(PVST+), Ether Channel, Port channels) in Cisco and Arista platforms
• IsolateNetworkcongestions problems, as well as resolve VLAN, MPLS, RSTP, and QOS related issues.
• Deploying Cisco Nexus 7k,5k,2k for the datacenters with Fabricpath
• Supports MPLS/BGP, OSPF/EIGRP and all vendor circuits intranet/internet accessing
• Worked extensively on Cisco ASA 10/5540) Series, experience with convert PIX rules over to the Cisco ASA solution.
• Migrating Palo Alto 5060 & 7060 firewalls and configuring IPS/IDS and content Filtering
• Worked on migration of existing PIX firewall to ASA firewall, PIX OS upgrade from 6.3 to 7.0.
• Responsible for setting up end-to-end secured connectivity with business partners using IPSEC VPNs.
• Responsible for setting up client to site, Site to Site IPSEC VPNs as per the security policies agreed with the customers.
• Internet/intranet, inter-access, VPN/DMVPN firewall, Intrusion Prevention plan design configuration to PIX/ASA, Checkpoint/Juniper.
• Responsible for implementing changes in Checkpoint firewall rule base.
• Sound understanding of firewall technologies like VPN, NAT, Packet filtering MacAfee.
• Migrated L3VPN Traffic from Juniper M320's to Cisco CRS-1 with minimum disruption
• Configured MPLS VPN on EDGE routers (ASR9K)
• Analysis of VPN technologies like Encryption-DES,3DES, hash algorithm-MD5, SHA1.
• Remote access solution support: VPN, Terminal Services, and Citrix.
• Implementing Cisco NAC for ASA firewalls and checkpoint firewalls
• Implementing and troubleshooting Cisco H323, MGCP voice gateways
• Complete testing to ensure that call flow is operating properly
• Goble/ LocalnetworkGTM/LTM/DNS application traffic load balance, Intranet /Internet traffic routing load balance design/ installation, maintenance and troubleshooting.
• Responsible for managing IP address schema with in internal domain.
• Responsible for managing change management requests raised by users.
• Installation, Implementation and management of Microsoft ISA server running in 100% redundant load balancing environment.
• Implementing Network Control to secure DNS, DHCP, Software Defined Networking SDN
• Responsible for maintaining SLA's agreed with the customer, working experience in tools like remedy.
• Documentation of network design documents in Microsoft Visio.
• Managing restricted Internet access as per organizational security policy using URL filtering tool, Surf control.
• Implemented integration of Microsoft ISA server with Active directory for authentication, to prevent unauthorized access to Internet.
• Implemented integration of Microsoft ISA server with Active directory for authentication, to prevent unauthorized access to Internet.
• Configured Checkpoint Firewall’s Web Defense to mitigate malicious traffic.
• Support services for virtualization technologies: VMware, Citrix, and Microsoft
• Responsible to facilitate Internet access to the users following Organization's Internet Security Policy.

Confidential, WA

Sr. Network Engineer

Environment: Cisco 2800, 2900, 3900, 7200, 7600, ASR 4300, 1K, 2K, 3K, 7K, 9K, Arista routers Cisco Catalyst Switch 6500, 4500, 4900, 3500, 3700, 3700, Nexus 9k and 5k, Aruba 3810, 5412 switches, Arista switches, Cisco ASA 5510, Cisco ACE Load Balancer, Fiber and Ethernet cabling, Ixia XR 2000, Cisco LAN Wireless Controller and Access Points, Remedy Ticketing System.

Responsibilities:

• Implemented and delivered services to our customers and partners on a variety of platforms and vendors, including Cisco and F5
• Configured and optimization settings of Infoblox.
• Troubleshooting of Cisco 2900, 3900, 6500, 7500, 7200 Series routers.
• Configured static NAT, dynamic NAT, dynamic NAT overloading.
• Back up a Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.
• Responsible for implementing, supporting, and maintaining 24x7 network services.
• Coordinated efforts with Engineer's to ensure all network devices conformed to defined network standards.
• Configured various Routing protocols such as OSPF, EIGRP, static routing.
• Provided configuration of STP and Port Security on Catalyst 6500 switches.
• Configure the Cisco CRS-1 Routing System, back out of configuration changes, and restore older versions of a configuration.
• Configured the Ipsec VPN tunnel as well as DMVPN for flexibility
• Performed Switching Technology Administration including VLANs, inter-VLAN Routing, Trunking, STP, RSTP and Port Aggregation on Cisco catalyst devices and Arista 7K.
• Configured of MPLS L2 VPN's, VPLS on Juniper M and J Series Routers
• Troubleshooting of Cisco 2800, 2900, 3900, 7200, 7600, ASR 4300, 4300, 1K, 2K, 3K, 7K, 9000Series routers.
• Configuration of OSPFv3, BGPv4 on Juniper M and J Series Routers
• Configure legacy route map configurations using the new Cisco IOS XR Routing Protocol Language (RPL).
• Maintaining Core Switches, HP C7000 Enclosures Switches creating VLANs and configuring VTP.
• Optimized performance of the WAN network consisting of Cisco 3550/4500, 4900/6500 switches by configuring VLANs.
• Handled Priority 1 and Priority 2 Tickets.
• Administration and configuration of Virtualized Datacenter environment
• Administration and configuration of Citrix and NetScaler environment
• Configured QOS parameters in Nexus 9k (9500) Switches.
• Performed redistribution with OSPF, EIGRP to enable communication with backbone.
• Managed the Cisco network infrastructure using Cisco Prime and software Defined Networking SDN
• Configuring Cisco Voice SIP protocol and its gateways (H323, MGCP)
• Worked with Ixia XR 2000 Devices for in-band and out-band management.
• Configured OSPF for Stub area, Totally Stubby Area and NSSA.
• In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Configuring and implementingIPsec VPN tunnel between ASA 5550 Firewalls, Palo alto 5060, 7060 firewalls Applied access list, NAT& IPS/IDS, Mcafee configurations.
• Worked on a broad range of topics such as proactive monitoring and maintenance, disaster recovery exercises, and core network repairs.
• Performed Migration from Cisco ACE Load Balancers to F5 LTM.
• Route configuration and point code checks for System Technician and Network Technician.
• Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology.
• Worked with other team members in testing of the network architecture.
• Participated in quality system implementation project.
• Configure wireless routers on enterprise network with certificates and policies
• Worked with Remedy ticketing system.

Confidential, PA

Network Support analyst

Environment: Worked on Cisco switches 6500, 4500, 4900, 4000, 4300, 3900, 2900, 5500 series, arista switches Aruba 3810, 5412 switches, Cisco Catalyst 6509 series with SUP 720, IP routes BGP, OSPF, Cisco LAN switches, Proxy server, Troubleshooting DHCP

Responsibilities:

• Configuration and Troubleshooting of core, distribution and access switches in LAN and WAN network
• Server Load Balancers such as Cisco CSS and Nortel Alteon web switch, F5 BigIP, firewalls Checkpoint and Cisco firewalls (ASA).
• Planned and Migrated Intranet on to MPLS backbone fabricpath.
• Established eBGP peering with all PE core routers. Applied prefix-lists for controlling routing updates.
• Redistributed the required routes from Internal LAN into BGP and vice versa.
• Redistributed required routes from OSPF in to BGP. OSPF cloud is present in US and is connected to all our customers over Sprint's Frame Relay backbone of cisco and Juniper Routers.
• Assistance with creation of implementation plans of new F5 management networks.
• Thorough understanding of F5 hardware platforms including virtualization segregation and distribution at the hardware, software, and partition level.
• Fine-tuned OSPF metrics to avoid routing loops and ensure redundancy in case of link failures.
• Responsible for monitoring and reporting error incidents for remote location servers.
• Create tickets for cloud database servers using Maxima Cloud and MS. Leigh tools.
• Measure the application performances across the MPLS cloud through various routing and switching methods.
• Implementation of secure DHCP, DNS, FTP, TFTP with Infoblox
• Designed, developed, maintained and supported wired
• Support for aruba wireless access points
• Configured L3 protocols (IP, BGP, OSPF, EIGRP, IGRP, RIP, ISIS), redistribution, summarization, Filtration (using distribute list, route map, prefix list, access list).
• Troubleshooting and performing Changes with Firewall.
• Worked as L1 network (NOC) Engineer support and responsible for escalation of Redstone ISP client's issues.
• Network Monitoring using tools like Cisco Works 2000.
• Created Lab demonstrations for modern technology deployments with loaner equipment from various vendors and presented the findings to upper management.
• Responsible for maintaining Active Directory applications.
• Installing, testing, configuring & deployment of 3750x switch and L3 switch catalyst 6509E.
• Virtual Switching System (VSS) implementation on 6509s(VS-S2T-10G SUP).
• Configuring VLAN's, trunking and routing part for Cisco 6506, 6509, 3750, 2980,2948, Arista witches
• Worked on EIGRP routing protocol on the VSS core.
• Configuring WAN router 3845.using Python scripting
• Testing the network performance and analyzing
• Understanding the fiber layout and design.
• Understanding Brocade Network Controller (BNC)
• Deploying and upgrading Palo Alto 5060 & 7060 firewalls and establishing IPS/IDS, anti-malware

Confidential

Network Engineer

Environment: Worked on Cisco switches 6500, 4500, 4900, 4000, 4300, 3900, 2900, 5500 series, Catalyst 6509 series with SUP 720, IP routes BGP, OSPF, Cisco LAN switches, Proxy server, Troubleshooting DHCP

Responsibilities:

• Completed 10 independent, remote deployments of network hardware to client sites nationwide.
• Troubleshoot remedy tickets to resolve network issues and maintain Clients operational capability.
• Created and updated network designs (LAN and WAN) and rack elevations using Microsoft Visio.
• Conducted site surveys to determine and document requirements for security requirements, wiring, network, and specialized equipment.
• Procured network services and rack space to support customer requirements.
• Procured Internet lines (T1, Metro Ethernet, Fast Ethernet) and IP subnet blocks.
• Configured routers, switches, and firewalls for deployments.
• Conducted site surveys to determine and document network requirements.
• Assisted help desk resolution of trouble tickets.
• Involved in Network Performance Analysis and Capacity Management.
• Worked on Catalyst 6509 series with SUP 720, Sup Engine II Plus, processors with various line cards such as 24 port Gig E SFP, 48 port Gig E copper cards.
• Product testing and support for a wide range of products like routers, Layer2/layer3 switches, 802.11 wireless access points (Aruba - 105, 125) etc.
• Differentiated between System and Network issues and provided quick resolutions.
• Worked with IP routes BGP, OSPF and Cisco LAN Switches.
• Updated Microsoft Access database to maintain records of network information (rack spaces, IP blocks, POCs, etc.).

Confidential

Jr. Network Engineer

Environment: HDLC, FR, ATM, PPP, LAG and LACP that involves configuration and management of different Layer2 switching tasks and design of VLSN's, ACL, Troubleshooting, VLSM, IP address allocation

Responsibilities:

• Performed Configuration and troubleshooting of multi-customer ISP network environment
• Involved in network monitoring, alarm notification and acknowledgement.
• Implemented new/changing existing data networks for various projects as per the requirement.
• Performed troubleshooting of complex networks layer 1, 2(Point to Point, ISDN) to layer 3 (routing with MPLS, BGP, EIGRP, OSPF and RIP protocols) technical issues.
• Used Wire shark for network packet capture.
• Provided support to networks containing more than 2000 Cisco devices.
• Performed troubleshooting for IOS related bugs by analyzing past history and related notes.
• Carried out documentation for tracking network issue symptoms and large scale technical escalations.
• Managed the service request tickets within the phases of troubleshooting, maintenance, upgrades, fixes, patches and providing all-round technical support.
• Performed Commissioning and Decommissioning of the MPLS circuits for various field offices.
• Prepared feasibility report for various upgrades and installations.
• Performed installation and maintenance of new network connections for the customers.
• Configured all the required devices and equipment for remote vendors at various sites and plants.
• Installed new equipment to RADIUS and worked with MPLS-VPN and TACACS configurations.
• Installed and maintained local as well as network printers.
• Validated existing infrastructure and suggesting new network designs.