SUMMARY

• CCNA & CCNP Certified Networking Professional 5 + Years of experience in the Networking (Security, Routing, Switching, CISCO tools & Juniper tools). Extensive experience in Routing, switching, firewall technologies, system design, implementation and troubleshooting of complex network systems. Intermediate knowledge of related industry specifications and standards, Physical Media (Multimode Fiber, UTP, etc.), bridging, switching, routing, ethernet and transport technologies and protocols.
• Extensive experience data networking knowledge (OSI Model, TCP/IP, Optical Transport). In - depth knowledge of deploying and troubleshooting LAN, WAN, Frame-Relay, Ether-channel. Expertise in installing, configuring, maintaining and troubleshooting Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800). Experience with design and good knowledge of Nexus 9K, 7K, 5K and 2K.
• Expertise in installing, configuring and troubleshooting Juniper Routers ( J,M and MX-series). Extensive worked on Juniper QFX series (QFX10K,5K) MX series (MX2010MX960, MX480) and EX series (EX4300 and 4200). Expertise in planning, design, implementation and maintenance of Ethernet based Local Area Networks (LANs), Wireless Networks (WLANs) and Wide Area Networks (WANs). Expert level knowledge in troubleshooting Network Connectivity issues in Local Area Networks (LAN) using Packet Capturing Methods (Wire Shark). Superior troubleshooting and technical support abilities with migrations and network connectivity .
• Extensive knowledge with configuring and troubleshooting complex L2 switching technologies like LAN, VLAN’s, Trunking, 802.1Q, STP, RSTP, PVST+ SNMP, ARP, VTP, VRRP, Ether Channels, Port Security, ACL’s, QoS, Traffic Policing, DHCP. Implementing and troubleshooting complex Layer 3 technologies such as OSPF, BGP, IS-IS, and MPLS, EIGRP, RIP v1/v2, LDP, HSRP, GLBP, ICMP, NAT, CEF, VRF and TCP/IP etc. Experience with maintaining and troubleshooting L4 technologies like TCP, UDP, PPP, CHAP, PAT. Hand on Experience with configuring and troubleshooting L7 technologies protocols like SNMP, HTTP, FEP, TFTP, SSH, TELNET, TACACS+ and DNS server.
• Strong skills & experience engineering firewall products (Cisco ASA). Extensive technical experience working with VPN technologies Tunneling (GRE, IPSEC, SSLVPN, DMVPN etc. ) Data Centers Router Port Turn up, Creating Code Review (CR), Creating Alfred Bundle, and Creating MCM by using LINUX and UNIX.
• Experience with the Palo Alto (Pa-500, PA-3k, PA-5k, and Panorama).
• Knowledge in designing, implementing, configuring with best practices on NexGen IDS/IPS Firewalls such as Palo Alto.
• Understanding with implementing and configuring F5 Big-IP LTM-3900, and 6900 Load balancers.
• Experience & good knowledge of network designing software, Microsoft Visio network diagram tool, JIRA and Service Now for ticketing and change management process. Configuration of Cisco wireless technology including Wireless LAN Control (WLC). Experience & knowledge in network design, network architecture, protocols, and network topology. Troubleshooting complex datacenter environment, resolved many critical Severity 1 incidents. Provides technical leadership for problem escalation and resolution.

TECHNICAL SKILLS

Routers: Routers (1700, 1800, 2500, 2600, 3200, 3600, 3700, 3800, and 7200), Cisco ASR (1000 & 9000 Series)

Switches: Cisco L2 & L3 Switches (2900, 3560, 4500, 5000 & 6500), Cisco Nexus (7K, 5K, 2K & 1K), Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series), ASA, PIX, FWSM, Netscreen

Juniper Platforms: SRX, MX, EX Series Routers and Switches

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port - channel, SDWAN, VLANS, VTP, STP, RSTP, 802.1Q

WAN Technologies: Frame Relay, ATM, ISDN, PPP, HDLC, MPLS, leased lines & exposure to PPP.

Firewalls: Cisco ASA (5505/5510) Series. Palo Alto Firewalls (PA- 5000/3000)

OS/Services: DNS, DHCP, Windows (2000/2003, XP), UNIX, LINUX, Microsoft SQL Server 2000 and 2005, VMware.

Protocols/Services: Routing Protocols (RIP v1 & v2, IGRP, OSPF, EIGRP, BGP), QoS, HSRP, VRRP, TCP/IP, Proxy servers, IPSec, MPLS, PPP.

Network Management Tools: Wireshark, Netflow Analyzer, HP Network Automation, Solarwinds, Infoblox grid manager

Monitoring Tools: Wire shark, Microsoft Network Monitor, Solar Winds, Service now, Infoblox grid manager, HP Network Automation

PROFESSIONAL EXPERIENCE

Confidential

Network Engineer

Responsibilities:

• Responsible for cabling and labeling based on day-to-day requirement and Racking& Stacking of various network equipment and made sure that there are no connectivity issues using ping and Traceroute. Installed, configured and managed Cisco routers such as 7200 series, 3800 series, 3700 series, 2800 series and Cisco Catalyst switch series 6500, 4500, 3500, and 2900.
• Working as Part of Team in Upgrading whole fleet of Juniper MX480, MX940, PTX 1000, QFX 5200 Devices from Janos 16 to 17. Experience in working with Juniper PTX-Series, M-Series, MX-Series, J-Series Routers.
• Configured and maintained Juniper SRX 210,220,240,650 routers.
• Con figuration, maintenance, and troubleshooting of L3 dynamic routing protocols: BGP, OSPF & EIGRP (IGP) (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E. Worked knowledge of frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, NATing, NAC product sub-netting, also including DNS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, OSPF, RIP, IPSEC, PPTP, STP (Spanning tree Protocol), RTSP & Multicasting protocols.
• Actively involved in L2 switching technology Administration including creating and managing VLANS, Port security - 802.1x, Trunking 802.1Q, STP, RSTP, RPVST+, routing, and L2 security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009. Implemented VTP, VRRP domain and Ether Channel on Cisco 3850, 4500, 5000 & 6500 switches. Working with ACL filter policy for IPV4 and IPV6 on CISCO ASR (1000 & 4000 series) ROUTER.
• Worked on Cisco 6509 and 4507 series switches for L2 technologies LAN requirements that include managing L2 Security and troubleshooting LAN issues. Configured, maintained, and troubleshot routers and switches ranging from the 1720 series through the 7200 series routers and the 2900 series through the 6500 series switches in a highly redundant dual-homed environment.
• Worked on Palo alto APP-ID, User-ID and other security profiles like Anti-virus, Threat Prevention, URL-filtering and Wildfire etc.
• Worked on Racking, Stacking, configuring, Nexus 5K and 2K and 7K. Worked on design and implementation of Data center migration. Hands on experience D.C Migration activity router replacement or cisco catalyst switches like 4500 & 6500 being Nexus for that upgrade local works 1 Gig to 10 Gig.
• Configured and maintained IPSEC and SSL VPN's on Palo Alto firewalls (5050).
• Utilized VLAN and SNMP technologies for maintenance of network speed.
• Responsible for switching tasks such as VTP, ISL/ 802.1Q, IPsec VPN, DMVPN and GRE Tunneling, VLAN, Ether Channel, STP RSTP.
• Primary working on writing MOPs to provide details to support team on what specific changes to make during the maintenance time. Workload as an implementer to implement pre-approved MOPs during the changes window and provided L2 and L3 troubleshooting. Create planning, design, and implementation documents in Share point, power point and Microsoft Visio and present them to engineering and management audiences required.
• Supporting the implementation of new network solutions and services through the installation of network hardware and software. Design, deployment and maintenance of Enterprise Networks and Datacenters.

Confidential, Elk Grove Village, Illinois

Network Engineer

Responsibilities:

• Network Engineer with experience in large corporations with global operational support proficiency. Responsible to support and implement complex end-to-end solutions on a global scale. Strong exposure and troubleshooting on various operation systems like IOS, NX-OS, IOS-XR. Working with the related industry specifications and standards Physical Media (Multimode Fiber, UTP, etc.), bridging, switching, routing, Ethernet, transport technologies and protocols. Working with network design, network architecture, protocols, and network topology.
• Maintaining Cisco Catalyst 6500,3850,3750, 2950 and 2300 series switches, Cisco 7600,3800,2600, 2500, and 1800 series routers. and SRX, MX, EX Series Routers and Switches. Well experience Configuration and troubleshooting on Juniper EX4500 and EX8200 switches .
• Day to day activities Configuration, maintenance, and troubleshooting of LAN/WAN infrastructure dynamic L3 routing protocols: BGP, OSPF, EIGRP & MPLS, HSRP (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, path attributes) on Cisco Routers 7613, 7201, and 3945E. Working with ACL filter policy for IPV4 and IPV6 on CISCO ASR (1000 & 4000 series) ROUTER.
• Actively involved in L2 switching technology Administration including creating and managing VLANS, Port security - 802.1x, Trunking 802.1Q, STP, RSTP, RPVST+, routing, and L2 security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009. Implemented VTP, VRRP domain and Ether Channel on Cisco 3850, 4500, 5000 & 6500 switches. Working with ACL filter policy for IPV4 and IPV6 on CISCO ASR (1000 & 4000 series) ROUTER.
• Working on Data Center / Core design, configuration, and implementation utilizing Cisco Nexus Architecture (9K, 7K, 6K, 5K, 3K, 2K, 1000V and FEX device). Working on different Data center network project like code upgrade, Edge device turn up, supporting optical channel upgrade etc. and working with Layer 3 Nexus platform like VPC & VDC. Worked on Nexus 9k OTV features.
• Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering). Configured and maintained IPSEC and SSL VPN's on Palo Alto Firewalls.
• Managing a TACACS server for VPN user authentication and network devices authentication . Involved in designing L2VPN services and IPSEC VPN authentication encryption system . and Site-to-Site IPSEC VPN connecting to Head Office and the branch offices.
• Implementation experience with Cisco ASA firewalls, routers, VPN and other devices including switches, wireless access points, DMZ, IP addressing, and VPN solutions is desired . Deployed, configured, managed and implemented Cisco Routers and Switches, Cisco ASA 5500 series Firewalls, Cisco VPN Concentrators LAN-LAN IPSEC VPN and Cisco IDS/IPS on high volume critical production environment.
• Primary working on writing MOPs to provide details to support team on what specific changes to make during the maintenance time. Workload as an implementer to implement pre-approved MOPs during the changes window and provided L2 and L3 troubleshooting. Create planning, design, and implementation documents in Share point, power point and Microsoft Visio and present them to engineering and management audiences required.
• Responsible for managing and maintaining the network including, but not limited to incident, problem, and proactive maintenance activities. Day-to-day network performance monitoring, fault analysis, hardware troubleshooting.

Confidential, Seattle, WA

Network Engineer

Responsibilities:

• Designed, tested, and implemented global Next Generation MPLS network (150 sites) using Cisco 4300, 3800, 2800, 2600, and 1721 Cisco routers and 800 Series routers using dynamic routing protocols. Worked on Cisco Routers, Active /Passive Hubs, Switches, NAT and Checkpoint ESX/GSX firewall. Design, deployment and maintenance of security/network devices and datacenters of enterprise.
• Experience in working with Juniper PTX-Series, M-Series, MX-Series, J-Series Routers. Configured and maintained Juniper SRX 210,220,240,650 routers. Collaborate with senior engineers and customers on the design, configuration and deployment of WAN and site-to-site connection.
• Troubleshoot/upgrade/maintain VoIP infrastructure and VoIP end user devices.
• Review and develop future VoIP changes/request
• Configured routing protocols such as OSPF, EIGRP, and BGP with Access Control lists implemented as per Network Design Document and followed the change process as per IT policy. It also includes the configuration of the port channel between core switches and server distribution switches.
• Working with the related industry specifications and standards Physical Media (Multimode Fiber, UTP, etc.), bridging, switching, routing, Ethernet, DOCSIS 2.0 transport technologies and protocol. Hand on Experience in Data Centers Router’s Find the Port interface and Port Reservation on the different Routers.
• Working knowledge of layer 4 & 7 technologies TCP/IP protocols including TCP, UDP, ICMP, and FTP. Data Centers Router Port Turn up, Creating Code Review (CR), Creating Alfred Bundle, and Creating MCM by using LINUX and UNIX.
• Migration from Cisco firewalls to Palo Alto firewalls platforms PA -5000, series (5060/5050/5020 ), PA 4000 (4060/4050/4020 ) and PA 500 and PA- 200 firewalls.
• Configured Client VPN and RSA Token ID technologies including Cisco’s VPN client via IPSEC (i.e. GRE, DMVPN). Monitor, install, upgrade, configure & troubleshoot production and corporate network issues includes Cisco ASA 5505 and 5510.
• Assisted and guided Headend technicians with troubleshooting steps during network outage, and bandwidth capacity augmentations. Create and update our network standards and ensure that the network is deployed to these standards. Documented workflow process, managing and implementing standard policy and procedures.

Confidential, Columbia, Maryland

Sr. Network Engineer

Responsibilities:

• Con figuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF & EIGRP (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E.
• Responsible for cabling and labeling based on day to day requirement and Racking& Stacking of various network equipment and made sure that there are no connectivity issues using ping and Traceroute.
• Worked knowledge of frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, NATing, NAC product sub-netting, also including DNS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, OSPF, RIP, IPSEC, PPTP, VLAN, STP (Spanning tree Protocol), RTSP & Multicasting protocols.
• Worked on design and implementation of Data center migration.
• Installed, configured and managed Cisco routers such as 7200 series, 3800 series, 3700 series, 2800 series and Cisco Catalyst switch series 6500, 4500, 3500, and 2900.
• Troubleshooting DMVPN and Meraki auto-VPN, addressing Wireless issues on Flex Controller 7500
• Supported EIGRP and BGP based on the network by resolving level 2 & 3 problems of internal teams & external customers of all locations
• Collaborate with senior engineers and customers on the design, configuration and deployment of WAN and site-to-site connection.
• Installed & Troubleshooted layer 2 and 3 issues on Brocade routers and switches
• Worked on Racking, Stacking, configuring, Nexus 5K and 2K and 7K.
• Actively involved in switching technology Administration including creating and managing VLANS, Port security - 802.1x, Trunking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009.
• Worked on configuration and commissioning of the MPLS circuits for various branch offices.
• Provided Daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.
• Managing a TACACS server for VPN user authentication and network devices authentication .
• Worked on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Migrate legacy core security Access-list exceptions off of Brocade MLXe to Juniper SRX1500 at the Production DC and Palo Alto 7050 to Juniper SRX4200 at Core Site.
• Configured NAT and PAT policies
• Involved in Coordinating with Vendors for creating and modifying firewalls, NAT rules, Maintaining Site to Site and SSL VPN.
• Design, deployment and maintenance of Enterprise Networks and Datacenters.
• Configured, maintained, and troubleshot routers and switches ranging from the 1720 series through the 7200 series routers and the 2900 series through the 6500 series switches in a highly redundant dual-homed environment.
• Troubleshooting complex issues with Wireshark at source and destination which can’t be resolved by the basic troubleshooting like ARP, firewall logs, switch logs and tcp dump.
• Responsible for logging/Resolving the severity calls logged in by Incident management.
• Handled assigned projects/Tasks and program components to deliver services in accordance with established objectives.
• Providing daily network support for Global wide area network consisting of MPLS, VPN and point-to point site.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.

Confidential

Network Engineer

Responsibilities:

• Troubleshooting, configuring & installing distribution, access level switches and ISR routers, upgrading network setups for LLD upgrades. Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800) Cisco Router and Switches, Juniper Routers and Firewalls, Nexus 7k, 5k & 2k, f5 BIG IP, Palo Alto Firewalls, Bluecoat Proxy and Riverbed Steelhead appliances and Juniper Routers and SRX Firewalls. Experience on TCP/IP, UDP and OSI model of 7 Layer.
• Configuring various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation. Configuring and troubleshooting of Layer 3 Routing protocols such as EIGRP, OSPF, ISIS, RIP and BGP (IBGP, EBGP).
• 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. Deployed the Nexus 7000/5000/2000 architecture into production securing competitive advantage across multiple verticals. Creating VLANS, Implementation of Inter VLAN. layer 2 protocols such as VTP, STP and RSTP, Ether Channel.
• Maintained a 3-layer Cisco architecture network with HP Procurved switches in the access layer and 6500 series as core and distribution layers..
• Responsible for maintaining a client environment which is built out of Verizon MPLS with Juniper Cisco 2600/Juniper SSG5 devices. Experience on ticketing and Software tools like Service now to support the current options. Knowledge of basic network devices and basic network appliances, network designing software; such as Visio.
• Designed, installed, and maintained various LAN/WAN technologies and applications connecting remote sites to corporate headquarters.
• Proven experience and knowledge with Data Center Environments. To implement, support, and maintain 24x7 network services serving as one of the highest levels of escalation for network and security issues.
• Attending the on-call rotation schedule.
• Used Visio diagram to support the verification of switches and servers in the DMZ.