SUMMARY:

• N et w or k Eng i nee r w i t h e xp er i e nc e i n t he Te l ec om m i ndus t r y, w hic h i nc l ude s e xpe r t is e i n t he are a s of W ir e le s s, R ou ti ng, Sw itc h i ng & Sec ur it y .
• Expert level knowledge of TCP/IP, OSI model and troubleshooting, implementing static and dynamic routing protocols such as RIP, EIGRP, OSPF, BGP.
• In - depth knowledge and hands-on experience with Cabling, Ethernet, IP Addressing, Subnetting, VLSM, Multicasting and ARP.
• Expertise in creating network designs using Visio.
• Handling the network infrastructure of NOC LAN/WAN, migration & configuration of network client workstations.
• Familiar with Wireless Access Points, WLAN controller, F5 Load Balancer, Palo Alto firewall and WAN Technologies such as MPLS, Frame-Relay, T1, ATM, PPP, HDLC.
• Fundamental knowledge of industry specifications and standards (IEEE, ANSI) and Data Communication Media like copper cables (UTP), optical fiber (Multimode, Single mode) and wireless.
• Committed, result-oriented, self-learning and motivated individual with a zeal to learn new technologies
• Familiar with the fundamentals of DOCSIS 3.0& 2.0 standards.
• Expe r t l e v e l K now l e dg e on w or k i ng w it h W i r el e s s LA N C ontr o l l e r ’s, Ci sc o NC S, C isc o AP ’s, LW A PS, Sta n da l one A P’ s a nd M es h A P’ s .
• Expe r ie nc e d i n wi re l es s / R F c omm unicat i ons w it h k now le dg e a nd e xpe r ie n c e i n t e c hnol og y i nt e g ra t i on o f W ir e l e s s Bro a dba nd / C onv er g e nc e ( I EE E 802.11, W i M A X, BYOD, et c. ) .
• Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
• Good knowledge on Cabling Standards and fiber optics Multimode fiber, single mode fiber, UTP, Cat 6, 5e etc.
• Proficient hands on experience in configuring Cisco Catalyst 2800, 2901, 2960, 3560, 4500, 6500, 4900, 3750 series and Nexus 5010,5596 and Nexus 7010,7018 switches.
• Hands on experience with HPE Switches 5120, 5130.
• Implemented redundancy with HSRP, VRRP, GLBP, Ether channel technology (LACP, PAGP) etc.
• Switching tasks include VTP, ISL/ 802.1Q, VLAN, Inter-VLAN routing, Ether Channel, STP and RSTP, PVST+.
• Good understanding on LTE communication protocols and components.
• Expert Level Knowledge about TCP/IP and OSI models.
• Hands on experience in deployment of GRE tunneling, SSL and Site-Site IPSEC VPN, DMVPN.
• Hands on experience on Catalyst 3850 IOS upgrades
• Expert in configuration of routing protocols and deployment of RIP v1/2, OSPF, EIGRP & BGP over Cisco Routers in Production environment
• Network connectivity troubleshooting, ping, trace route, telnet.
• Expert in Configuration of Virtual Local Area Networks (VLANS) using Cisco routers and multi-layer.
• Good knowledge on understanding and analyzing the network topology from VISIO.
• Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter VLAN routing and VLAN trunking using 802.1q.
• Worked on T1/E1/T3 technologies and different LAN & WAN technologies

TECHNICAL SKILLS:

Protocols: RIP, RIP V2, EIGRP, OSPF, IS-IS, IGRP, HSRP, VRRP, GLBP, DNS, SMTP, SNMP, FTP, TFTP, WLAN, 802.11/802.11 e, WEP, POP3 LADP, GRE, IPSEC, DMVPN, IPV6, VPN, DOCSIS 3.0 & 2.0., IP Multicast

LAN Technologies: HSRP, DHCP, Static, VLAN, STP (Spanning Tree

Protocol), VTP, Ether Channel, Trunks.

WAN Technologies: Leased Line, Frame Relay, PPP, Metro Ethernet, IWAN, PfRV3.

Network Products: CISCO Routers 2800, 2811. CISCO Router 3600, 3800, 4K. CISCO Switches 2950, 2960. Core Catalyst 3750, 3850, F5 load balancer, Nexus 7K, 5K, 2K, HPE 5130.5120.

Wireless Technologies: NCS Prime, Cisco WCS, Air Magnet, WLC s (4100, 5508, 5706), Cisco AP s (1552, 1260, 2600, 3600, 3700), Aruba AP s 225, 215, Aruba 7250 controller & Ai r w a v e, Clearpass. WPA, WPA2, WEP, WPS.

Languages: C, C++, Embedded C

Operating Systems: Linux

Scripting Language: HTML, Shell, Python

PROFESSIONAL EXPERIENCE:

Confidential, Morrisville, NC

Network Engineer

• Expert knowledge of all 802.11 (a, b, g, n, ac) wireless networking. 802.1x, 802.11i, EAP, TTLS, TKIP, Radius and radio frequency (RF) communication principals.
• Expert knowledge in Wifi Security protocols (WEP, WPA, WPA2), WPS.
• Experience in working with Air-Magnet Survey Pro. Worked on generating the Heat Maps and reports.
• Experience in working with AP on a Stick Model Survey.
• Hands on experience working on both Active and Passive Wireless Surveys.
• Performed multiple wireless surveys to determine the best possible RF design for 2.4GHz & 5GHz infrastructure.
• Good knowledge on Cisco Location based services for RF devices.
• Create and Manage network documentation providing the RF sweeps and survey results to the client.
• Working on implementing Cisco Prime infrastructure in the hospital environment to effectively manage the wireless environment.
• Perform IOS Software upgrades on switches 6500, 3750, 3560 and 4500s.
• Configuration of Cisco Layer 2 (STP, PVTP, RSTP) and Layer 3 (HSRP, VRRP, GLBP) protocols
• Configuration of HSRP and VLAN trucking 802.1Q, VLAN Routing on cisco Catalyst switches.
• Configuration and troubleshooting of Cisco 2600, 3000, 6500, 7200 Series routers.
• Implementation, Monitoring and troubleshooting the protocols EIGRP, OSPF and Static Routes.
• Hands on experience working with IP Multicast, IGMP, IGMP version 2 and 3, CGMP, IGMP Snooping, PIM-Sparse and Dense Mode
• Configuration of ASA (5540/5550) Firewall. Implementing Security Policies using ACL, Firewall, IPSEC, SSL, VPN, AAA (TACACS+ & RADIUS).
• Implementation of traffic filters using Standard and Extended Access Control lists.
• Handled IP SLA, PBR, Route-map, Re-distribution list & access-list configurations.
• Monitored LAN’s and WAN’s for Network connection and failure issues using tools Wireshark, Soloarwinds and Microsoft network Analyzer.
• Take support calls and troubleshoot various Layer 2 & Layer 3 network connectivity issues
• Configuring and troubleshooting DNS and DHCP servers to automatically assign reusable IP addresses to DHCP clients
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 series switches and 2500, 2600, 3600 series routers
• Design and implement campus switch network with Cisco Layer 3 switches (3750, 4500,6500 & Nexus 7000, 5000, 2000 series) in multi VLANs environment and inter-VLAN routing, HSRP, 802.1q trunk, ether channel
• Hands on experience in configuring and troubleshooting CISCO ASR 9K routers, line cards.
• Strong command over protocol stack and OSI layers and worked extensively in network layer protocols and TCP/IP.
• Strong experience in configuring, troubleshooting and deploying the protocols like TCP/IP, Routing Protocols (RIP v1/2, OSPF, BGP, IGRP, EIGRP), PPP, PPTP, L2TP, NAT, IP Sec in production Environment.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN, Trunks, VTP, Ether channel, STP, RSTP and MST.
• Hands on experience in working with 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.

Network Engineer

Responsibilities:

• Responsible for designing, implementing, operating and maintaining the local and wide area networks by coordinating highly visible engagements across a highly matrixed, cross-functional team to quickly resolve issues at a site and tune it for long-term success
• Manage partners effectively to deliver successful engagements
• Create and manage the upkeep of network documentation including detailed deployment, test, and support plans
• Strong hands on experience in installing, troubleshooting, configuring of Aruba WiFi controller systems, Aruba Clearpass policy manger in wired and wireless (WI-FI) infrastructure
• Expert knowledge of all 802.11 (a,b,g,n,ac) wireless networking. 802.1x, 802.11i, EAP, TTLS, TKIP, AAA, Radius and radio frequency communication principals.
• Performed multiple wireless surveys to determine the best possible wireless design from 2.4GHz to 5GHz infrastructure in warehouse Environment. Utilized Ekahau wireless Site survey tool.
• Experience working on generating Active and Predictive wireless surveys on Ekahau wireless Site Survey tool.
• Experience working on generating Hear maps and survey reports on Ekahau tool.
• Worked with RF Spectrum analyzers and RF Heat maps for providing dead zone free wireless coverage for the clients.
• Implemented enterprise grade WiFi network for Nuclear Pharmaceutical sites with Cisco Meraki cloud controlled Appliance.
• Worked on configuration of Voice VLAN’s (VOIP), CISCO Voice Gateways, prioritizing the voice traffic over the data traffic.
• Hands on experience in implanting and troubleshooting CISCO IWAN with PfR V3, DMVPN over BGP at remote sites for software based routing in a cost-effective design.
• Also, deployed cloud based proxies like ZScaler to offload internet traffic through the DC.
• Worked on design, configure and troubleshoot CISCO 4K (4331) routers, CISCO 3850 Layer-3 switches over 50 sites.
• Good Knowledge on working with AAA standards (RADIUS, TACACS)
• Managed Virtualization Environment using VMWare ESX 3.x, VMWare NSX, VM Ware V Spere 4.x, Virtual Center, VI Client, P2V
• Knowledge on implementing Controller virtualization (VMWare). Also, good knowledge on SDN.
• Knowledge on configuring & managing Linux systems using VMware.
• Worked with HPE switches refreshing from CISCO legacy hardware.
• Hands on experience on configuring & troubleshooting of OSPF, BGP on Juniper Routers (MX960, MX480) and issues related to Juniper qfx 5100 Ethernet switches.
• Worked on Migration from CISCO ASA firewalls to NextGen Palo Alto Firewalls.
• Worked on generating weekly Reports on the wireless network usage in remote sites for better accountability.
• Working closely with third party Vendors for Cabling installations and Circuit extensions.
• Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing.
• Worked with multiple tools like Infloblox, NetMRI, NetQos, LiveAction to monitor and troubleshoot issues.
• Planned, implemented, and managed Splunk for log management and analytics.
• Installed, tested and deployed monitoring solutions with Splunk services.
• Monitoring of physical and virtual infrastructure using nagios, Splunk.
• Developed Splunk dashboards, alerts, and reports to analyze critical security intelligence data.
• Worked with Wireshark for packet capture/ analysis.
• Work with cross-functional teams to establish standards in how to troubleshoot and effectively resolve issues.

Student Assistant/ Network Lab Assistant

Responsibilities:

• Designed the lab manuals for students.
• Designed and Taught Network Management Design Technology Labs for graduate & undergrad students.
• Designed and taught Network Hardware 1 and 2 (CCNA) labs to undergraduate students.
• Assisted students in the Lab and troubleshot any issues with hardware in the Network Lab, which consists of twelve Cisco 3750 Catalyst, two 3550 Catalyst and two 2950 Catalyst switches along with ten 2960 routers.

Network Engineer

Responsibilities:

• Configuring and troubleshooting multi-customer ISP network environment.
• Involved in network monitoring, alarm notification and acknowledgement.
• Implementing new/changing existing data networks for various projects as per the requirement.
• Good knowledge in DOCSIS 3.0& 2.0 standards and deployments.
• Experience in Video Head end network configuration, IP multicast, and edge QAM output transport streams analysis, video quality verification, and troubleshooting applicable lab and field issues.
• Hands on experience on working with and troubleshooting issues related to line cards, optical gear, issues with VOD and Switched Digital Video(SDV).
• Expert level knowledge on Fiber optics.
• Configured network using routing protocols such as RIP, OSPF, and BGP and troubleshooting L2/L3 issues.
• Administrated Local VLANs based on department function, and configure ports with static VLAN assignment, static 802.1Q trunks, and dynamic ISL trucking using Pap for layer 2 forwarding. Utilize VLAN Spanning-Tree in conjunction with PVST+ for compatibility between Cisco and Juniper switches.
• Configured and administrated VLAN Trucking Protocol to reduce administrative overhead.
• Configuration of Cisco 6500, 4500 & 3750 Catalyst switches for network access.
• Im ple m e nte d C i s c o W i r e le s s a c ce s s po i nt s us i ng LEA P a nd Ci sc o R a di u s f or a ut he nt ic a t i on, g reatl y i n cr e a s i ng Wi r e l es s sec u r i t y .
• Cisco ASA/Checkpoint Firewall troubleshooting and policy change requests for new IP segments that either come on line or that may have been altered during various planned network changes on the network.
• Carrying out documentation for tracking network issue symptoms and large scale technical escalations.
• Managing the service request tickets within the phases of troubleshooting, maintenance, upgrades, fixes, patches and providing all-round technical support.