SUMMARY

• Sr. Network EngineerAn enthusiastic result - driven professional with extensive experience engineering, administrating and supporting large networks.
• Proven ability to work effectively and successfully in a team environment.
• Track records for diagnosing complex problems and consistently delivering effective solutions. Looking for a Challenging Network Engineering position; one which will benefit the company while contributing to my professional development.

TECHNICAL SKILLS

Routing Protocols: RIP; EIGRP; OSPF; IS-IS; BGP; SIP; MPLS, DMVPN

Switching Technology: VLAN, VTP; DTP; STP/RSTP/MST; HSRP/VRRP/GLBP; port channel, SVI.

Infrastructure Services: DNS ; DHCP ; TFTP/SFTP ; Telnet/SSH ; VPN

WAN Technologies: MPLS, Frame Relay ; PPP ; HDLC ; T1/T3 ; DSL.

OS: Windows, OSX, Linux/Unix

Hardware: LAN Networking Platform Cisco, Arista, HP, Juniper, F5

Wireless: Cisco, HP, Ruckus, Aruba, NetGear, Motorola, Meraki

Voice/Video endpoint: CTS 500, 1100, 1300, 3000, 3020, 3010, TX9000, EX90, C 20, 40, 60, 90

Voice/Video Management Systems: CUCM, VCS-C/VCS-E, TPS, MCU and TMS

PROFESSIONAL EXPERIENCE

Network Development Engineer

Confidential - Seattle/WA

Responsibilities:

• Responsible for the design and deployment of network infrastructures across all of our network fabrics that supports the Amazon Retail Service, Kindle, Payments and multiple AWS services.
• Design, Deploy and scale our network across multiple global datacenters. dis includes existing footprints and greenfield locations.
• Drive scaling of current network designs to meet the demand of our customers.
• Create simple, repetitive deployment processes that increase both velocity and quality.
• Work closely with our internal customers on designs/solutions; bringing those designs/solutions from concept to production.
• Create and update our network standards and ensure that the network is deployed to these standards.
• Create and implement Network Changes based on Requirements.
• Work closely with our automation teams in defining the tools that allow us to scale at unprecedented volume.
• Working with PM to develop a comprehensive and unattended way of monitoring different stages of a project.

Network Implementation Engineer

Confidential, Austin, TX

Responsibilities:

• Provided remote Network support and administration to 30+ global locations which includes corporate offices and datacenters.
• Working in collaboration with the on-site team (in case of datacenter) and halpdesk technician (corporate offices) to implement physical changes on the network.
• Designed, documented and deployed new OS on Access, distribution and core network devices which included Cisco Catalyst Switches (4500 & 6500 series), Nexus N5K & N7K, Arista devices as well as Juniper routers.
• Designed and updated standard Operational Procedures (SOPs) to resolve common issues occurring on the network or to facilitate rapid escalation of the incident to the Engineering team.
• Worked closely with the developer team automate the network maintenance life cycle using languages such as Python, Jinja2 and Yaml.
• Worked closely with Project managers to schedule OS upgrade and device configuration in collaboration with all parties involved in the process including Server team, Firewall & Load Balancer teams.
• Configuration and Management of F5 Load Balancer.
• TEMPPrincipal Engineer in the design, Installation, configuration and maintenance of a testing environment to halp employees test different scenarios and also, prepare for IT certifications. The lab consisted of 2 Lenovo TS440 servers running VMware ESXi 6.0 and hosting virtual network devices like CSR 1000v Cisco routers, Arista EOSv and Junos and connected to multiple physical switches.
• Provided support and mentoring to junior Network Engineers

Sr. Network Engineer

Confidential, Austin, TX

Responsibilities:

• Team player in the design, implementation and day-to-day administration of corporate Networks and Datacenters.
• Working in collaboration with the on-site team (in case of datacenter) and halpdesk technician (corporate offices) to implement physical changes on the network.
• Performed root cause analysis in collaboration with other teams including the Firewall team, Load balancer team and SITE team to identify the origin of a network incident, determine the business impact and mitigate the issue and design policies to avoid similar incidents.
• Working with Enterprise users, I performed routine implementations and Network configurations including but not limited to Bandwidth mitigation (L2 port-channel and trunk); failover configuration (HSRP, VRRP); routing protocol configurations and tunings (OSPF, BGP) on Cisco (IOS, IOS-XE, NX-OS) Arista, Juniper
• Participated in large scale projects (950+ routers and switches) which involved amongst others deploying revised switch configurations; OS upgrade; Hardware decommission and replacement. Devices involved in dis project included Cisco Catalyst switches (4500, 6500…), Nexus N1K, N3K, N5K & N7K as well as Arista and Junipers Routers and switches.
• Worked with various Internet service Providers to diagnose and resolve network issues related to slow speed, packets drop, circuit down or scheduled maintenance.
• Configuration and Management of F5 Load Balancer.
• Lead Engineer in the migration of a wireless network from legacy Cisco Wireless devices to Meraki technologies in 5 sites around the USA.
• Suggested modifications to processes and procedures that improved efficiency and effectiveness to troubleshooting techniques and documented the result as SOPs.

Network Support Engineer

Confidential, INC - Austin, TX

Responsibilities:

• Managed and supported multiple Cisco Telepresence endpoint systems including: CTS 500, CTS 1100, CTS 1300, CTS 3000, CTS 3020, CTS 3010 and TX9000, EX90, C20, C40, C60 and C90. I also administered and troubleshot Cisco Telepresence Management platforms including: CUCM, VCS-C/VCS-E, TPS, MCU and TMS. Those servers were running as standalone appliance or were hosted on Cisco UCS hardware running VMware ESXI.
• Worked in collaboration with 3rd party ISP vendor and customers to isolate voice, video and data transport issues that may has occurred on the CE/PE devices. Provided guidance to Field engineer/On-site support to troubleshoot CTS/Cxx/TXxxx devices and, when needed, created an RMA and working with the TAC team to replace the defective device.
• Reviewed analyzed and advised escalations from Tier 1, tier 1.5 and junior Tier 2 Engineers. Participated in a weekly training through live and registered WebEx sessions with Tier 3 and TAC.
• Collaborated with the management team to optimize operations and increase productivity.

Network Support Engineer

Confidential

Responsibilities:

• Configure, test and troubleshoot various networking devices before deployment, including Linux-base Servers, routers, switches, firewall, Controllers and WAP (Cisco, Dell, HP, Motorola, and Ruckus).
• 24/7 Monitoring of network systems to provide proactive support. When required, scheduled and manage dispatch for on-site troubleshooting.
• Troubleshooting Property Management System (PMS) issues that prevent proper use of the Internet by guests and impacting hotel’s revenues.
• Configure and monitor bandwidth dedication for special groups per client request.
• Working with vendors (Cisco, HP, and Ruckus, DELL, Motorola) to maintain business continuity by initiating Return Merchandise Authorization (RMA), supervising returned to Factory (RTF).
• Upgrade and configure WAN network, ISP swap, and multi-homing for network redundancy.
• Extensive usage of TCPDUMP/Wireshark/Nmap to analyze system errors or anomalies, as well as specific network performance issues and error messages in order to ensure maximum uptime and service quality and assess trends that may ultimately result in degradation of services.
• Creation and update of knowledge base documentation for future reference.

NetworkAdmin

Confidential

Responsibilities:

• Deployment, configuration and testing of windows SBS 2008 as an upgrade from SBS 2003
• Deployment, configuration and testing of Windows 7 as an upgrade from Windows XP/2000
• Installation and Configuration of Active Directory DC, Group Policies
• Configuration of Norton products for anti-virus, firewall and backup solutions.
• Devised and Implemented VPN connection amongst the 5 partner sites to enhance work collaboration and customer services.
• Designed and implemented a full feature MySQL database running on Ubuntu Server as a response to the need of multiple franchises to consolidate their operations including analysis and determination of trends in customer requests and requirements and to give the ability to the business to be proactive in terms of customers’ satisfaction.

Network Engineer

Confidential, DC, VA

Responsibilities:

• Major team player in the integration and configuration of AIP/CSC SSM module into ASA firewall for network Intrusion and prevention solutions, along with network upgrade, configuration and testing by replacing Cisco Catalyst switches 6500 series by Cisco Catalyst switches 4500 +E.
• Major team player in a successful large scale IPv6 migration project involving 3 sites comprising more TEMPthan 1500 network and system devices. Altogether with consolidation around one routing protocol OSPF in a live environment with a record of 99.8% downtime during the entire project.
• Lead Engineer in the design and configuration of a virtual lab environment running on 3 DELL PowerEdge R620 using ESXi 5.1 together with Vcenter to simulate and test functionalities such as Storage vMotion, DPM, High Availability, Fault Tolerance, vSphere replication, storage vMotion and storage DRS.