SUMMARY

• 5+ years of experience Cisco certified Network Engineer, expertise in Routing, Switching and Firewall.
• Experience in using NX - OS with Nexus 7K and 5K series switches.
• Expertise in configuring OSPF, EIGRP, IGRP, RIP, BGP, and ISIS over ipv6, STATIC Routing, Dynamic Routing, Policy Based Routing, Frame Relay, ISDN, E1/E3, T1/T3, QOS, IPSec VPN and ATM.
• Working knowledge of DNS, DNSSEC, BIND and Load balancer concepts.
• Highly valuable Project Management and Operations Planning skills.
• Experienced with multisite configuration setup with VOIP routers and ASA5510 and SA520 firewalls.
• Hands-on experience on working with Layer 3 protocols like Static Routing, RIP, OSPF, EIGRP, BGP and MPLS.
• Experience in working with ARISTA switches like 7100, 7500 for cloud computing, datacentre and low latency networks.
• Screened traveling passengers and luggage at the airport checkpoint security.
• Network Security-Firewall (Next Generation)-Palo Alto Support
• Hand-on experience with the following technologies: Cisco Nexus - Switches - F5, NetScaler - Load Balancers.
• Experienced configuring Virtual Local Area Network (VLAN), VLAN Trunking Protocol (VTP), Dynamic Trunking Protocol (DTP), Spanning Tree Protocol (STP), RSTP, MST, VRRP for Default Gateway Redundancy and Per VLAN Spanning Tree (PVST).
• Possesses hands-on experience with Cisco based routers and switches.
• Experience in Layer 2 Routing protocol configurations: ATM/FRAME RELAY, IP services such as QoS and VPN technologies: IPSec& SSL.
• Extensive Packet level debugging and troubleshooting on Palo Alto Firewalls to resolve numerous network issues.

TECHNICAL SKILLS

Networking Concepts: OSI Model, TCP/IP, UDP, IPV4, IPv6, Subnetting, Hubs, Bridges, VLSM

Routing Protocols: EIGRP, OSPF, MPLS, RIP, RIPV2, BGP

WAN Protocols: HDLC, PPP

Packet Switched WAN: MPLS, VPN, IPSec-VPN, PPP

Security Technologies: Cisco ASA 5500, Site-to-Site VPN, SSL VPN

Cisco Router: Cisco Wireless controller 2500,5500,5700, Cisco unified call manager, Cisco sip phones 7940, 7960, ISR G1’s & G2’s, Nexus 3ks, 6500 SUP720 & SUP 2T, Nexus 7K, 5K, 2K & 1K, Cisco routers (7600,7200, 3900, 3600, 2800, 2600, 2500, 2000,1800 series) & Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series), ASR (9K, 901, 903), GRS 12k

Physical interfaces: Fast Ethernet, Gigabit Ethernet, Serial

Layer 2 technology: VLAN, VTP, ISL, dot1q, Spanning tree, PVST

Layer 3 Switching: CEF, MLS, Ether Channel

Switches: Cisco Catalyst 3560, 3750, 4500, 4900, 6500 and Nexus 2000, 5000, 7000

Firewall: Juniper net screen (500/5200), Juniper SRX (650/3600), Pix (525/535), ASA (5520/5550/5580 ), Check point Firewalls, FortiGate Firewalls.

Other Tools: Linux Cent OS, Ubuntu

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Network Engineer

Responsibilities:

• Migration from legacy IPAM service and network device migration to ISE from ACS
• Implemented, configured BGP routing and converting OSPF routes to BGP.
• Installed, configured Cisco Catalyst switches 6500, 3850 & 3650 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network design.
• Implemented, configured, and troubleshooting using various routing protocols like RIP, EIGRP, OSPF, BGP etc.
• Well executed Voice migrations and integrations between Avaya, Cisco UC system architecture and accompanying networks and security infrastructure
• Expertly plan, engineer, design and implement voice networks and development of Unified Communications systems
• Knowledgeably configures systems to user environments complete with post training
• Proficiently supports the acquisition and installation of management hardware, VMware and software as well as subcontractor services as needed
• Installation of Sip trunk, voice PRI, MPLS circuit provisioning and confirmation of standards enforcement by utilizing strong interpersonal collaboration with customer, web/audio/network vendors and other technical staff
• Installation and support for AIX/Unix platforms for web and collaboration software Successfully overhauled complete remote office corporate network remotely without need for travel to foreign sites
• Rebuilt and redesigned live F5 load balancer environment without disrupting production traffic while bringing system into a state of full redundancy and running latest code
• Implementation and configuration of F5 Big-IP LTM 6400 load balancers.
• Configured and managed Cisco access layer routers and switches.
• Expertise with the DNS configurations with various networks and troubleshooting them.

Confidential, Dallas, TX

Network Engineer

Responsibilities:

• Assisted in patching and labelling cables on switches
• Installed, Upgraded, configured, and maintained Cisco routers and
• Configured and maintained communications which includes firewalls, Internet connections, VPN, AnyConnect, point to point connections, and remote access.
• Installation and configuration Cisco Catalyst switches including VLAN configuration, VTP, 802.1Q trunking, Spanning-Tree protocol, EtherChannel, & FHRPs such as HSRP & GLBP.
• Continually updating documentation engineering standards, support manuals, configurations documents and training material based on engineering changes and upgrades
• Cisco Call Manager dial plan, calling search space, partition, codex, extension mobility, Find-Me-Follow-Me, route patterns and custom call routing configuration
• Blue Cat and Infoblox configuration for IP management
• Call flow scripting, auto call distribution, and business application integration
• Jabber and third-party sip device configuration
• Cisco Network switch and router configuration and troubleshooting
• Global enterprise failover testing and validation
• Installation and support of voice gateways, paging gateways and integration of overhead paging
• Inbound and outbound MPLS, Sip trunking, PRI, BRI, backup routing configuration and troubleshooting
• Complete design of Cisco and Avaya/Nortel Unified communications voice systems
• Installation of PRI SIP trunking for Cisco and Avaya/Nortel
• Break fix and Moves adds changes for VOIP and non-VOIP related phones systems
• Buildout and installation of Cisco Voice networks at branch and site offices
• Installation of Cisco and Avaya VOIP over wireless and VPN.
• Generated Python scripts for a migration project
• Debugging was done in python codes
• Created python code and was implemented using ansible.

Confidential

Network Administrator

Responsibilities:

• Configured Cisco series router for IP Firewall and for NATting.
• Configured, supported, and maintained various routers, switches, firewalls and other communication devices.
• Provided support and on-call support for variety of networks, systems, and infrastructures.
• Perform network maintenance and system upgrades including patches, hot fixes and security updates.
• Installation, deployment, configuration, rule base development, hardware/software upgrades
• Administration, design and deployment of Unified communications and Unified messaging, jabber, and other softphone deployments
• Worked with Cisco and Avaya networking systems with capability to configure and troubleshoot voice related hardware
• Plan, configure, and deploy voice gateways, CUCM, UCCX, and 10,000+ end points.
• Design and implement Cisco Unified Communications Manager / Express and Cisco Unity Connection / Express.