Network Engineer

PROFESSIONAL SUMMARY:

Cisco Certified Network Engineer with 8+ years of experience in the industry, which includes expertise in the areas of Routing, Switching, Firewall and Load Balancing.

Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.

Implementation traffic filters on Cisco routes using Standard, extended Access list.

Expert Level Knowledge about TCP/IP and OSI models.

In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on

services.

Cisco ASA 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.

Extensive Knowledge on the implementation of Cisco ASA 5500 series and checkpoint R75 firewalls.

Hands on experience working with Cisco Nexus 7K, 5K & 2K Switches such as Nexus 7010/Nexus 7018, 5020, 2148, 2248 devices.

Configuring and troubleshooting different Cisco ASR’s like 1002, 1013, 3750, 3850, 4510 and 9K routers.

Comprehensive knowledge of wireless networking systems and protocols.

3 years of experience in working with operating systems like Linux, Unix and Ubuntu.

Experience with VSAT, VOIP and WAN optimization techniques.

Implemented security policies using ACL, Firewall, IPsec, GRE tunneling, VPN, AAA Security TACACS+, and Radius on different series of routers.

Extensive understanding of the Application Security Module (ASM) technology.

Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.

Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 3400, 2800, 2600, 2500, 1900, 1941, 1921 and 1800 series Routers, Cisco Catalyst 6800, 6807, 6500, 4500, 3750, 2950, 2960 and 3500XL series switches.

In-depth knowledge and hands-on experience on IP Addressing, IP Subnetting, VLSM, DNS, DHCP and ARP, reverse & proxy ARP, Ping Concepts.

Experience in working with video from end-point in the network to the backend.

Virtualization: Experience with VMware (Workstation, vCenter, vSphere)

Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.

Experience in working with Windows power shell scripting to maintain and administrating server environments.

Responsible for network design, projects and support across the globally co-located data center networks.

Experience on Virtual Private Network (VPN) for operating Network and Data Center.

Experience with Internet/Intranet Networking Protocols and Services.

Experienced with Windows 2008/2012 active directory installation and migration.

Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy and troubleshooting.

Facilitating the automated collection, Analyzing, alerting, auditing, reporting and secure storage processing of all the logs using RSA enVision and Splunk.

Knowledge of Riverbed Steelhead and Bluecoat Packet Sharper, Mach 5 for WAN optimization.

Excellent qualities such as Teamwork, Negotiation, Analysis and Communication.

CERTIFICATION:

Cisco Certified Network Associate (CCNA)

Cisco Certified Network Professional (CCNP)

Information Technology and Infrastructure Library (ITIL)

TECHNICAL SKILLS:

Networking Technologies

LAN/WAN Architecture, TCP/IP, VPN, VLAN, VTP, NAT (Static, Dynamic), PAT, STP, RSTP, PVST, MSTP.

Networking Hardware

Cisco Nexus Switches (7k, 5k, 2k), Cisco Routers, ASA firewalls, Checkpoint firewalls, VMware, Big IP F5 Load Balancers, Aruba wireless Controllers.

Routing Protocols

OSPF, IGRP, EIGRP, RIP, MPLS, IS-IS, BGP, Multicasting.

LAN Technologies

Ethernet, Fast Ethernet, and Gigabit Ethernet, Ten Gigabit Ethernet, SMTP, VLAN, Inter-VLAN Routing, VTP, STP, RSTP, DOT1Q

WAN Technologies

Frame Relay, ISDN, PPP, HDLC

Security Technologies

Checkpoint, ASA, SRX, Blue Coat proxy.

Network Monitoring

Cisco Works 2000, Wire Shark, Network sniffer & packet analyzer, HRping, Inflobox, Solar Winds

Operating Systems

Windows 7, Vista, XP, 2000, Cisco IOS, IOS XR, NX OS

Routers

CISCO 1900, 2600, 2800, 3600, 3800, 7200, ISR-2900, 4000, ASR-1k, 9k, Cisco CRS-1, CRS -3, GSR

Switches

CISCO 2900, 3500, 3750, 3850, 4500, 5000, 6500, 6509,6800,6807, 7509, Nexus 7k, 5k, 2k

Load Balancers

Big-IP F5 LTM-1600,3600,3900,6900, Cisco ACE-4710, Cisco CSS

Programming Languages

C, C++, Python

Firewalls

Juniper SRX (650/3600), ASA (5520/5550/5580), MX(240,480,960,2010,2020), Checkpoint (R65, R70, NGX), Palo Alto (3020,3050,5020 & VM-200)

AAA Architecture

TACACS+, RADIUS

Features & Services

IOS and Features, HSRP, GLBP, IPAM IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management, Net Flow, IVR’s, HLD and LLD documents, Microsoft Visio diagramming

Others

Spine Leaf Architecture, Equal Cost multipathing, Windows Active Directory administration

PROFESSIONAL EXPERIENCE:

Cablevision, Long Island NY Jan 17 – Present

Sr Network Engineer / On – Site engineer

Cablevision Systems Corporation is a leading telecommunications and media company with a portfolio of operations that includes a full suite of advanced digital television, voice and high-speed Internet services and valuable local media and programming properties. Cablevision delivers news and information created specifically for the tri-state-area communities it serves. This includes Optimum TV's exclusive News 12 Networks, an award-winning, local news leader.

Responsibilities:

Installed and managed overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers & Switches, firewalls, IPS and ensuring maximum uptime during site deployment to VoIP.

Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Cisco NX-OS 5000 to provide access ports.

Configuration of virtual port channel (vPC), virtual device context (VDC) in Nexus 7k and Vxlan in Nexus 5k.

Experience with configuring FCOE using Cisco nexus 5548.

Configured Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module)

for the Nexus 5000 to connect servers and storage devices.

Perform ISSU upgrade on Nexus 7010 devices by operating the supervisors in active/standby mode on the devices by determining ISSU compatibility.

Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.

Coordinated efforts with Engineers to ensure all network devices conformed to defined network standards.

Configured various Routing protocols such as OSPF, EIGRP, static routing.

Involved in troubleshooting of DHCP and other IP conflict problems.

Maintaining Core Switches, creating VLANs and configuring VTP.

Troubleshooting of Cisco 2900, 3900, 6500, 7500, 7200 Series routers.

Back up a Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.

Responsible for designing, implementing and troubleshooting temporary infrastructures for Live Webcasting Events.

Involved in F5 BIG IP LTM administration, familiar with enterprise level traffic managers like 6800, 3400 series

Involved in updating the VIP’s for pools and pool members, updating iRule for the URL created in the new DNS entry

Installed and configured Cisco IP Phone 794x, 796x, 7937’s and IP Communicator

Creating dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA

Knowledge on VOIP protocols like H.323, RTP, SIP and good understanding about VOIP devices.

Implementing the Cisco wireless security solution with (WPA2, WEP) for making the wireless users secure.

Worked on Aruba solution to monitor the wireless networks and troubleshoot the problems by converting.

Setting Aruba Access to link distribution switch system and then to WLAN controller.

Monitor the RSSI of the Aruba/cisco Access points and manage the Wireless control system.

Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems

Performing network monitoring, providing analysis using various tools like Wireshark, Solar winds etc.

Worked on a project to update and manage configuration parameters for data center and servers using Python scripting.

Responsible for Cisco ASA firewall administration across our global networks

Environment: Cisco Catalyst 2960/3750/4500/6500 Series Switches, Linux, Cisco 2800/2900/3000 Series ISR's and Cisco 3640/12000 /7200/3845/3600/2800 routers, Aruba Wireless controllers, SQL, Cisco ASA 5500, Active Directory, Windows Server 2003/2008, ACL, SIP, OSPF, Python scripting, MPLS, BGP, EIGRP, Wi-Fi, LAN, MacAfee, WAN, WAP, IDS, IPS, VPN, HSRP.

Plum Choice Lowell MA Mar 16 – Jan 17

Sr Network Engineer

PlumChoice is a privately held corporation with headquarters located in Lowell, Massachusetts. The company provides remote technical services and support to various telecommunications, ISP, OEM, cable, retail and e-tail companies in the United States. PlumChoice uses its patented SAFE link platform to deliver service, covering devices such as personal computers and laptops, Macintosh computers, network equipment, software, printers, peripherals, MP3 players, digital cameras, smartphones and iPhones

Responsibilities:

Involved in configuring and implementing of composite Network models consists of Cisco 7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.

Participated in the installation, configuration, post installation daily operational tasks and configuration and deployment of Cisco Nexus equipment.

Experienced in providing a plan, designing and implementing the services for the enterprise class data center networks with leading technologies such as virtual port channel (VPC), virtual extensible LANs, Fabric path and Overlay Transport Virtualization (OTV) in NX-OS.

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

Strong networking capability and knowledge of different firewall platforms to help in random identification and isolation of issues during outages and incidents.

Designed 10 gigabit networks using Cisco Nexus 7000 series switches, and Cisco 3800 series routers

Maintenance of Citrix-Net scalar 9800 load balancer to monitor the traffic at the severs end.

Managed rules on Cisco ASA and checkpoint NGX firewall.

Managed VPN, IPSec, Endpoint-Security, status policy, Application control, IPS, Monitoring, Anti-Spam, Smart Provisioning, DLP using Checkpoint Firewalls

Configuring and enable Net flow on layer 3 ingress ports with defined active timers.

Dealt with cisco wireless access points 205 series supporting 802.11 ac.

Used Net Flow Data statistics from Net Flow engine and export it to a Net Flow Collector for storage.

Supported a user base of more than 30000+ active e accounts across multiple domains.

Administered Windows server 2003 active directory and like creation and deletion of user accounts, managing access controls and domain structure configurations.

Deployed, configured and implemented cisco 6800 catalyst switch.

Dealt with monitoring and documenting the services in compliance to the SLA requirements as a NOC team member.

Experience in working with Network automation tools and testing for network change and configuration management.

Worked with HP Network Automation software that automates the complete operational lifecycle of network devices from provisioning to policy-based change management, compliance, security administration and assist with the security Audits.

Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.

Experience working with Exchange 2010 SP3 for planning and deployment.

Worked with Management tools like CSM and Cisco ACS.

Worked with Cisco IOS, NX-IOS, IOS-XR.

Worked with MPLS to improve quality of service (QoS) by defining LSPs that can meet specific service level agreements (SLAs) on traffic latency, jitter, packet loss and downtime.

Worked with Load balancing device like F5 Big-IP local traffic manager (LTM) 1600.

Hands on experience in F5 LTM series like 6400, 6800, 8800 for the corporate applications and their availability

Configuring various advanced features (Profiles, monitors, iRule, Redundancy, SSL Termination, Profile Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation, Digital Certificates, executed various migration/upgrade projects across F5.

Experienced in working with BIG-IP Edge Portal and BIG-IP Edge Client.

Work with Load Balancing team to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.

Designed, configured, implemented site-site VPN on Cisco ASA 5500 firewall.

Moderate knowledge in configuring and troubleshooting Wireless Networks: LWAPP, WLC, WCS, Wireless Security Basics, IEEE 802.11.

Configured Aruba access points, troubleshoot connectivity issues with Aruba access points.

Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption.

Implemented various OSPF scenarios on networks consisting of 7600 routers.

Configured policy based routing for BGP for complex network systems.

Negotiate VPN tunnels using IPSec encryption standards and configured and implemented site-to-site VPN, Remote VPN.

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

Worked with Nagios for monitoring of network services (SMTP, POP3, HTTP, NNTP, ICMP, SNMP, FTP, SSH).

Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA other security products.

Installation of vBlock products for the virtualization.

Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs in the network.

Provided full visibility and notification of authorized and unauthorized network access with integration of CISCO ASA/FWSM and NAC solution.

Installed, configured and set security policies on cisco and checkpoint firewalls, VPN.

Analyzed and tested network protocols (Ethernet, TCP/IP) using Wire shark tool.

Environment: Checkpoint-R65, R70, NGX, VPN, Cisco ASA, Solar Winds, IP, IPSEC, AAA-Radius, TACACS, ACS, SNMP, Inflobox, DNS, DHCP, OSPF Troubleshooting, Aruba, Big-IP F5-LTM-1600, 3600, Python scripting, Active Directory, OSPF, EIGRP, Out-look servers, Nexus-7k, Cisco Routers-7600, 7200, 3800, Cisco Switches-2950, 3500, 5000, 6500, HSRP, GLBP, ACE-GSS-4400, VM-ware-ESXi-6, Vsphere, Vcenter, UCS

HSBC, Elmhurst, IL Jan 15 – Mar 16

Sr Network Engineer

HSBC Holdings plc is a British multinational banking and financial services company headquartered in London, United Kingdom. It is the world's fourth largest bank by total assets, with total assets of US$2.67 trillion. It was established in its present form in London in 1991 by the Hongkong and Shanghai Banking Corporation Limited to act as a new group holding company.

Responsibilities:

Installing, Configuring and troubleshooting Cisco Routers (ASR1002X, 3945, 3845, 2800, 3600) and Switches (6509E, 4507, 4500-X, 4900M, 3850, 3650, 2960) to perform functions at the Access, Distribution, and Core layers.

Configuration of various Cisco Routers & L2/L3 Switches and implementing OSPF and BGP on the routers

Configuring, upgrading and deployment of Nexus 7010, 5596 and 2248.

Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.

Working with Cisco Nexus 2248 Fabric Extender and Nexus 5500 series to provide a Flexible Access Solution for datacenter access architecture.

Design, Installation and consolidation of local server farms in multiple branch locations with Cisco 4500-X at distribution and 4948’s replacing the 3750’s at access level.

Worked as a part of data center deployment where we converted from Cisco 6500 to Nexus.

Ensuring problems are satisfactorily resolved in a timely manner with focus in providing high level of support for all customers.

Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms

Working with wireless technologies troubleshooting and configuration.

Working with BGP, OSPF protocols in MPLS Cloud.

Establishing VPN Tunnels using IPSec encryption standards and configuring and implementing site-to-site VPN.

Troubleshooting of Cisco 2800,2900, 3900, 7200, 7600, ASR9k, CRS, GSR 12k Series routers

Implementing the necessary changes such as adding, moving and changing as per the requirements of business lines in a data center environment.

Configuration, Troubleshooting and Maintenance of Palo Alto Firewalls (160+ firewalls) - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.

Configure BGP features such as AS-Override, Local preferences, EBGP load sharing on client connections

Configured and resolved various OSPF issues in an OSPF multi area environment between multiple branch routers.

Providing daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.

Configuring GLBP, VLAN Trunking 802.1Q, STP, Port security on Catalyst 6500 switches.

Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.

Providing Level 3 support to customers, resolving issues by attending to conference calls.

Implementation of Palo alto firewalls in standalone, Vwire, active/passive & active/active modes

Setup of Central Panorama console to manage Palo Alto firewalls 3020,3050,5020 & VM-200 models

Working on HP open view map for Network Management System and Ticketing.

Working on a broad range of topics such as routing and switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercise and core network repairs.

Deployed and configured Cisco ASR 1000, 7000, 9000 series routers

Involved in L2/L3 Switching technology administration including creating and maintaining VLANs, Port security, Trunking, STP, Inter VLAN Routing, LAN security.

Working on security levels with RADIUS, TACACS+.

Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/2960 6500 switches and Cisco 3640/12000/7200/ 3845/3600/2800 routers, Cisco Nexus 7K/5K, Palo Alto (PA-4000/PA-2000), Checkpoint, windows server 2003/2008: F5 BIGIP LTM, OSPF, BGP, EIGRP, LAN, WAN, VPN, HSRP

Maximus, Austin TX May 13 – Jan 15

Network Engineer

The MAXIMUS Foundation is committed to supporting organizations and programs that promote personal growth and self-sufficiency through improved health, augmented child and family development, and community development. We provide financial support for non-profit organizations and charities that share our commitment in helping disadvantaged populations and underserved communities.

Responsibilities:

Provide initial fault isolation, proactive maintenance and monitoring of Company’s Network Equipment. Perform monitoring and support of internal network security.

Provide support to internal users and external clients on various hardware and software issues.

Implemented rules on Juniper SRX 550 at the server farm.

Provided firewall policy configuration and services with Juniper SRX 240 & 650 service gateways

Understanding the JUNOS platform and worked with JUNOS upgrade of Juniper devices.

Installation & Configuring of Cisco 6500, 4500, 2800, 1800 and 1700 series router

Configure and troubleshoot VLAN, VPN, VTP, STP and Trunks.

Worked on Fiber channel over Ethernet (FCOE) for connecting 10gigabit Ethernet networks.

Installed and configured DNS, DHCP Client/Server.

Worked on Extensively on Cisco Firewalls, Cisco ASA 5500(5510/5540) Series,

Troubleshoot traffic passing managed firewalls via logs and packet captures

Projects on Network design, Installation, troubleshooting and suggesting them suitable backup system.

Building configurations for Cisco 2950, 3500 switches with features like port security, VLANS, VTP, PVST+.

Managed the F5 Big IP GTM/LTM appliances to include writing iRule’s, SSL offload and everyday task of creating WIP and VIPs

Configuring various advanced features (Profiles, monitors, 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.

Managed network connectivity and network SSL Security, between Head offices and Branch office

Responsible for Internal and external accounts and, managing LAN/WAN and checking for SSL Security Settings of the networking devices co-coordinating with the system/Network administrator during any major changes and implementation

Troubleshooting problems pertaining to Performance Tuning, Network Administration and Application Conflicts.

Troubleshoot on security related issues on JUNIPER SRX and IDS/IPS.

Environment: Cisco Network Devices, SRX 550 firewall, Routing Protocols (EIGRP, OSPF, BGP), Switching protocols (VTP, STP), Site to Site VPN, Remote Access VPN

TCS, Chennai - India Oct 11 – Feb 13

Network Engineer

Responsibilities:

Experience in Cisco 7200, 7600 routers, Cisco 2800 3700 series switches: Physical cabling, IP addressing, Switch Port assignments, Port Security.

Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications. Configured Cisco Routers for OSPF, IGRP, EIGRP, Static and default route.

Configured the Cisco router as IP Firewall and NAT.

Configuring routers and sending it to Technical Consultants for new site activations and giving online support at the time of activation.

Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.

Switching (Ethernet) related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet channel between switches.

Configured ASA 5510 appliance and VPN.

Responsible for implementing QoS prioritizing voice traffic over a data.

Implemented SNMP on Cisco routes to allow for network management. Completed the installation and configuration of T1, T3 & OC3 circuits.

Troubleshoot TCP/IP problems, troubleshoot connectivity issues.

Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support.

Environment: TCP/IP networks, Cisco Works 2000, VLAN, VTP, STP, NAT, Trunks H/W, network drives, DSL, T1 Lines LAN, WAN, VLANs, IP Access List, Cisco 2620, 3750, 2950 and Link sys.

Synergy, Hyderabad-India Jul 09 – Oct 11

Junior Network Engineer

Responsibilities:

Studied and analyzed client requirements to provide solutions for network design, configuration and administration.

Maintained redundancy on Cisco 2600, 2800 and 3600 Router with HSRP.

Created a backup and recovery policy for software application and verified peripherals are working properly.

Experience deploying & managing high availability CUCM/Unity environments, SRST, voice gateways and dial plans.

Performed SPF routing protocol administration. Interacted with support services to reduce the downtime on leased lines.

Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network.

Daily responsibilities included monitoring remote site using network management tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issues

Environment: Monitoring, OSPF, IP, DNS, DHCP, VLAN, VTP, CSS, CUCM, SRST

Contact this candidate