Engineer Network

PROFESSIONAL SUMMARY:

Cisco Certified Network Engineer with 6 years of Experience in Network Designing, deploying and troubleshooting Network infrastructures consisting of Routers, Switches (L2/L3) and Big IP F5 Load Balancers.

Troubleshooting & implementation of VLAN, STP, MSTP, RSTP, PVST, 802.1Q, DTP, HSRP, VRRP, GLBP, LACP, PAGP, AAA, TACACS, RADIUS and VTP

Proficient in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 6500 series and high performance data center switch like Nexus 7010,7018, 7009, 5020, 2148, 2248 devices.

Expertise in installing, configuring, and troubleshooting of Cisco Routers (1921,2921,3945,4331, 4351, 7200 7600, ASR 1K,9K)

Extensively worked on Cisco catalyst 6500 and implemented VSS along with VDC and VPC on Nexus 5596, 7706 switches.

Hands on experience in deployment of GRE tunneling, SSL, Site-Site IPSEC VPN and DMVPN.

Proficiently implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps

Enterprise Routing experience using protocols RIP V1 &V2, EIGRP, OSPF and BGP.

Experience in testing Cisco routers, switches codes and configuration templates in laboratory scenarios before deploying on site for production.

Analysis of traffic on WAN circuits and LAN environment using NetQos and Observer.

Experience in upgrading images on Nexus: 9K ( C9396PX, C9372PX, 9508, 9504 ), 7K ( 7706, 7010 ), 5K (5596 ) .

Proficient in setting up IT infrastructure including wide area networks (WAN) local area networks (LAN), security management systems network device administration

Responsible for the regular back up and restoration of all critical assets

Knowledge on DMVPN/ GETVPN and IWAN/ VxLAN / EVPN.

Good Knowledge and exposure to Multi-Protocol Label Switching (MPLS) and MPLS VPN deployment.

Managed inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP.

Efficient designing of IP Addressing using VLSM and Sub-netting.

Deployed new network management tools to enhance the ability to monitor e-mail services, resource availability, and network traffic analysis.

Good communication skills and a team player, Effective inter-personal skills, adaptive to any environment, with the latest technologies and delivering solutions as an individual and as part of a team.

Hands on experience on the below Tools:

-Cisco prime Infrastructure (managing wireless controllers, adding/ removing controllers),

-NetQos (Analysis of traffic on WAN circuits and LAN environment)

-HP NA (Network Automation, Configuration & Change Management),

-HP NNMI (Network Node Manager)

-Wireshark, NetQos, Service Now, Solar winds network monitoring tool, Observer, Opnet Capture agent

-Cisco Wide Area Application services

TECHNICAL SKILLS:

Routing Protocols : RIP V1&V2, IGRP, EIGRP, OSPF, BGP, MP-BGP.

WAN Protocols : HDLC, PPP, MLPPP

Circuit switched WAN : T1/E1 – T3/E3/OCX .

Packet Switched WAN : FRAME RELAY, MPLS VPNs

Platforms : Cisco IOS-XR, Cisco Cat OS, Cisco IOS (11.x, 12.x, 15.x), F5-11.6.2, 12.1.3.6

Cisco Routers : Cisco 2801, 2821, 1921, 2921, 3845, 3945, 4331, 7204, 7609 and ASR

Switches : Cisco 2960, 3560, 3650, 3750, 4500 and 6500 series switches

Nexus : 9396, 9372, 9508, 9504, 7706, 7710, 5596, 2148, 2248 devices.

Redundancy and management : HSRP, VRRP, GLBP

Physical interfaces : Fast Ethernet, Gigabit Ethernet, 10 Gig and 40 Gig, Serial

Layer 2 technology : VLAN, HSRP, VRRP, GLBP, STP, RSTP, PVST+, MST,

PVLAN, Optimizing STP (Port Fast, Uplink Fast, Backbone Fast, Root Guard, BPDU Guard),

Layer 3 Switching : Ether channel (PAGP & LACP, Load Balancing).

Operating Systems : Microsoft XP/Vista/7, Widows Servers 2003/2008.

PROFESSIONAL EXPERIENCE:

BB&T, Wilson, NC. FEB 2016 – Dec 2018 Network Engineer.

Responsibilities:

Managing severity issues and coordinating with Level 3, AT&T, Verizon & various service providers for the WAN outage in order to fix the layer 1 issues related to Frame-Relay, T1, OC3, OC12, & OC48 circuits

Substituting faulty module or SUP in 6509 cassis, ROMMON recovery and involved in hardware replacements switch router, WIC cards, Hard disk in WAE

Fixing F5 load balancers issues and Upgrading the SSL certificate

Enabling the SSL services for URL based on the requirement

Implementing routes to partner networks either static or dynamic based on requirements

Actively analyzing and resolving routing problems such as EIGRP,OSPF and BGP

Configuring network switches/VLANs/VTP /Trunks in a large network and implementing layer 2/3 switch features

Playing active role in :

oManaging STP configuration to achieve the desired goals

oConfiguring the HSRP to achieve high availability

oConfiguring the ACL to place the traffic on right class in QOS

oConfiguring IP SLA, SNMP and NTP configurations

oConfiguring the Security feature like AAA for TACACS authentication, port security and private VLAN, VACL based on design requirement.

oConfiguring monitoring Sessions for the SPAN or RSPAN of traffic.

oConfiguring the IPSEC site-to-site VPN or GRE tunnels for the branches during backup circuit installation.

Executing changes in network production environment with minimal or zero disruption (IOS upgrades on the networking devices like routers, switches, load balancers and WAN Optimizers)

Handling disaster recovery test, network failover in case of emergency situation, IP Migration activity for the backup connectivity at the branch location

Applying and troubleshooting Cisco WAE devices for WAN optimization

Resolving branch or application slowness issue, where detailed analysis of the utilization trend, QoS configurations and basic packet analysis is made

Coordinating with multiple teams on high priority issue on Bridge calls for problems like degradation in performance of online application hosted by client and problems due to network impairment

Ensuring the networking devices are in compliance with clients standard and reconfiguring the device during normal change window

F5 Load Balancer

Involved in the VIP deployment requested from the web operations team

Initial deployment will be on TEST environment upon successful testing, I will move them to production F5's

Tracking all SSL offload client side cert's and renewing them upon expiry

Handling daily incidents regarding implemented URL's and troubleshooting them depend upon the issue

Monitoring daily health checks and taking weekly backups on all F5 box's

Configuration and Implementation load balancing features to an-in-production web server cluster

Helping to bring the new F5 architecture online, test and troubleshoot all configuration settings.

Writing IRules to maintain persistence based on session and for testing in production environment

Assisting in decommission the existing F5 appliance after migration.

Reviewed logs for all networking devices for unresolved abnormalities and problems and documented all server and network problems and other unusual events in detail

Scripting experience on bash and Python.

Environment: Cisco 3850/3650/3560cx /2960x, 9396, 9372, 9508, 9504, 7706, 7710, 5596, 2148, 2248 Switches and Cisco 3900/2900, ISR 4k, ASR 1K,9K routers, LAN, OSPF, BGP, EIGRP, F5.

ATOS, Santa Ana, CA

Network Administrator Dec 2014 – Dec 2015

Responsibilities:

Prepare equipment orders based on templates. Develop detailed template-based plans including: implementation, testing and back out procedures for all network implementations, upgrades and modifications.

Assist in creating network design standards for hardware and software.

Configure and troubleshoot network elements in a test environment.

Experience working with market data networks and dealing with clients and deploying network designs

Configuring IP, RIP, EIGRP, OSPF and BGP in routers.

Responsible for configuration, administration, and security of Cisco Routers, Switches, ASA Firewalls, VLANs, and wireless access points

Network Administrator shares level 3 support responsibilities with the Server administrator for servers, desktop systems, enterprise systems, communications hardware, software, and office systems.

Configuring various advanced features (Profiles, monitors, iRules, Redundancy, SSL Termination, Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation, Persistence, Digital Certificates, Executed various migration/upgrade projects across F5 and hands on with F5 BIGIP LTMs/EM.

Implementation and maintained intrusion detection/ prevention (IDS/IPS) system to protect enterprise network and sensitive corporate data. For Fine-tuning of TCP and UDP enabled IDS/IPS signatures in Firewall.

Responsible for layer 2 securities which was implemented using a dedicated VLAN ID for all trunk ports, setting the user ports to non-trucking, deployed port security when possible for user ports

Enabled STP attack mitigation (BPDU Guard, Root Guard), using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN.

Implemented Site-to-Site VPNs over the internet utilizing 3DES, AES/AES-256 with ASA Firewalls.

Responsible for cabling the switches, assigning IPs, port turn up and also troubleshooting the connection.

Trained Service Desk, Systems Administrators, and other Network staff and provided guidance where needed on network issues.

Provide front end on-call network support 24x7x365 for all network infrastructures in the co-operation

Environment: Cisco routers (7200, 3800, 2800) and Cisco switches (6500, 3700, 4900, 2900), Nexus (7K, 5K & 2K) Routing Protocols (EIGRP, OSPF, BGP), F5 load balancing.

BCS Data Solutions.

Hyderabad, India. May 2012 – Dec 2013

Network Support Engineer

Responsibilities:

Responsibilities included configuration and installation of software and hardware

Involved in troubleshooting software, hardware and network problems.

Configuration and maintenance of Cisco 2600 series routers with EIGRP routing protocol.

Configuration and maintenance of Cisco 2900 series switches including VLANs and Trunking protocols also configuring all the end ports as access ports using port fast and implementing BPDU guard

Plans, coordinates, implements and supports the LAN / WAN hardware, software and Internet /Intranet integration network connectivity, diagnose network failures and resolve any problems.

Responsible for implementation and day to day operations of all associated hubs, routers, bridges, gateways and related equipment

Monitoring the network, troubleshooting network problems, implementing changes, communicating and working closely with vendors, customers, system administrators

Installation and setup of routers and switches

Responsible for troubleshooting of networking equipment across multiple site

Full Command on Cisco IOS Commands

Responsible for LAN and internet connection file and print server.

Maintained and installed new internet connections for customers.

Validate existing infrastructure and recommend new network designs.

Created scripts to monitor CPU/Memory on various low end routers in the network.

Installed and maintained local printer as well as network printers.

Handled installation of Windows Servers and Windows Workstations.

Handled Tech Support as it relates to LAN & WAN systems.

EDUCATION:

Bachelor of Engineering in Electronics and Communication - 2012(JNTU)

Master’s in Electrical and Electronics Engineering – (Jan 2014 – Dec 2015) (University of Dayton)

Certification:

Cisco Certified Network Associate (CCNA)- CSCO13029606.

Cisco Certified Networking Professional (CCNP-Routing) - CSCO13029606.

Cisco Certified Networking Professional (CCNP-Switching) - CSCO13029606.

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