Data Center Network Engineer

Andy Nguyen

*********@*****.***

Mobile- 469-***-****

Lead Sr Network Engineer

SUMMARY

Working around Information Technology with 20+ years of vast experience in System Administration, Network Support, Operations, Delivery and Implementation Engineering, Network Design & Planning, LAN/WAN Mgmt., Technical Support, DevOps, Change Management, Monitoring, Performance Reports, Datacenter Hardware installation and break fix, Asset Management, Troubleshooting. Detail-oriented, resourceful, self-motivated Engineer with proven ability of creative problem-solving with strong written and verbal communications skills.

EDUCATION

DEVRY University IRVING, TX 1989 - 1993

Bachelor of Science in Applied Computer Systems

Certifications & Training

●Microsoft System Administration

●IBM, HP, DELL, NetApp, Checkpoint, F5, Equallogic, Splunk

●AWS - Solutions Architect (to be certified)

●Jenkins / Puppet - DevOps Bootcamp/Training

●Checkpoint FW, Palo Alto Appliance Training

●Cisco CCNA, CCNP ( ROUTE, SWITCH, TSHOOT )

●Cisco Data Center Unified Computing Specialist (DCUCI)

●Cisco Data Center Unified Computing Design Specialist (DCUCD)

●Cisco Data Center UF Support Specialist (DCUFI) & UC Specialist (DCS)

AREAS OF EXPERTISE

Virtualization VMware ESXi 5.x, 6.x, Microsoft Hypervisor

NAS, DAS, SAN Storage, EMC/Dell SAN administration

Monitoring Networks and Systems – Nagios Network Analyzer, Splunk, Open Manage, SolarWinds

Migration Layer 1, 2, and 3 technologies including segmentation within a routed switched

Infrastructure, and configuring resilient topologies. VPN site to Site Mgmt.

Handle Change Management for IT Networks & Systems

Fortinet firewall administration – FortiGate, FortiManager, FortiAnalyzer with 15+ years of deployment, configuration, and rule-base management in enterprise environments

Automation of tasks and activities, DevOps, Backup & Restore

Security Firewall review and approval for implementation of firewall rules on Palo Alto, Checkpoint,

ASA, and Juniper Firewalls, TCP/IP, IPv4/v6, Routing and Switching Protocols

WAN connectivity including MPLS/BGP and redundant ISP / border routers

Network Design, Implementation and Management, Load balancer Rules

Strong experience configuring and maintaining Palo Alto, Checkpoint, Fortinet, ASA, and Juniper Firewalls

Cisco Routers, Switches, Firewalls and F5-BIG IP Load Balancers

Team and Project Leadership

PROFESSIONAL EXPERIENCE

Verizon (HCL Corp Inc.)

Lead Systems/Network Engineer April-2017-April-2025

●Installed new Networks connectivity between multiple sites networks and AWS/FortiGate Firewall

●Experience in troubleshooting for all technology Cisco ASA, Juniper SRX, Checkpoint firewall, Palo Alto.

●Configured & supported Site to Site VPN tunnel for multiple locations.

●Designed and implemented remote connectivity solutions including IPSec VPN, Site to Site VPN.

●Support Network, troubleshoot, provide design solutions and contribute with integration, and installation of hardware and software applications.

●Designed and implemented remote connectivity solutions including Fortinet Site-to-Site VPNs

●Configured Netcool, Cisco Spectrum applications application-level monitors for Networks.

●Responsible for implementing the Palo Alto firewall related changed into the Verizon team service requests, in accordance with security approval via proper change management.

●Architecture design for Data Center configuring server, networking, application, storage, firewall, and load balancing.

●Deployed Cisco Prime Infrastructure for end-to-end network lifecycle management and assurance.

●Solve any Network outage supporting & troubleshoot issues. Implement all new solutions and changes as recommended.

●Migrated datacenter infrastructure services and systems to Amazon Web Services, including data warehouse.

●Provided technical design and architectural leadership, including documenting and diagramming the logical, physical, topology

●Provided advanced troubleshooting and configuration support for FortiGate, Palo Alto, ASA, and Checkpoint devices

●Utilized Cisco DNA Center for intent-based networking and automated provisioning.

●Work on periodic Security Scanning for the IT Infrastructure/Network for vulnerabilities mitigation. Apply IP blocks per security team recommendation

●Configured ASR/ISR cisco routers, Cisco IOS and Nexus switches 1K,2K, 3K, 5K, 7K, 9K, Spine 7001, and ACI fabric.

●Contributed to enterprise security policy enforcement using Fortinet security fabric

●Configured all the Junipers switches 1GE, 10GE, 40GE to connect to the Super Micro servers.

●Automate tasks and backup jobs, process improvement & operations support.

IBM contract with SAP Corp INC.

Sr. Infrastructure Engineer July-2016-March 2017

●Support multiple Application & Development teams with big IT Infrastructure with Servers, Storage & Network elements

●Responsible for the deployment of changes to all Non-Prod & Prod environments

●Automated backup processes, report performance and update assets, IP management

●Installed new images for Cisco Routers, Cisco IOS and Nexus switches 2K, 3K, 5K, 7K, 9K, Spine 7001, and ACI fabric.

●Designed with switching technologies, 1GE, 10 and 40 Gig Ethernet, EAPs / Spanning Tree, VLAN Tagging, and NIC teaming preferred.

●Experienced in troubleshooting, maintaining all Corporate & Internet circuits, sites and services, VPN, Systems, Applications, etc.

●Upgraded the data center network environment with Cisco ASA 5520. Configured ACLs on Cisco Switches as well as configured routers as terminal servers.

●Successfully designed and installed Palo Alto PA-3060 firewalls to protect the Data Center and provided L3 support for routers/ switches/ firewalls

●Managed firewall rule updates and monitoring via FortiManager and FortiAnalyzer

●Handled the change management tasks on the Network devices including F5 LB, ACE, Cisco, Alcatel, and Juniper devices

Frontier INC Contract with VIVA USA

Lead Network Engineer III /NOC May-2015-May-2016

●Identified and perform root cause of issues (RCA) and troubleshooting Systems and application functionalities

●Maintained large Development Network for Products and responsible for troubleshooting day-to-day issues with the FIOS and OLT equipment/configuration

●Experienced supporting Verizon 100GE super core, maintaining ATT U-verse equipment and service with equipment Alcatel 1000 / 7300 / Lite spans, CBX500/500, Ciena DN7100/7200, and all Astran 1124/1148/1224/1248/TA5K, Calix.

●Experienced in troubleshooting and maintaining Metro-E circuits/equipment

●Vast experience of Cisco and Juniper routers & switches

●Maintained large Development Network and responsible for day-to-day troubleshooting including Fortinet firewalls

●Worked with high-performance data center switches like Nexus 9000, 7000 series.

●Identifyed the current design on each fabric by plotting the network graphs and checking the diagrammatic view of the data center

●Worked on successful migration from Cisco various versions of switches to EX3300 Juniper Network switches, Net screen, etc.

●Extensively used FortiGate to implement secure connectivity and monitor network behavior

●Script and automate tasks for backup and install process

●Handle regular and monthly security patching for the IT & Network devices

AT&T U-verse INC Irving, TX

Network Data Engineer Nov-2014-Jan-2015

●Supported Development Operations and System Integration for product organization daily. Report and handle outages

●Supported Customer issues providing Systems & Network support daily basis and round the clock for any issues with customer facing devices & network

●Installed new software migration and new turned up for Alcatel Lucent 7450, 7750, 7705, and SAM5620 to AT&T U-verse.

●Provided highly visible customer support with major change, move, chassis swap or delete for all ALU equipment for AT&T.

●Performed provisioning and troubleshooting of layer 2 networks while turning up equipment. Configured IP routing, MPLS, VPLS, and L2/L3, for new ALU equipment.

●Generated periodic reports and vendor management to resolve issuesed.

Verizon Wireless Southlake, TX

Network Data Engineer April-2014 – Aug-2014

●Deployment of UCS Software consisting of LAN/SAN/Blade Servers and VMWare.

●Configured Cisco Nexus and various Network equipment for new Projects

●Migrated Servers from 6509 Platform to Nexus without any applications outage.

●Rounded the clock monitoring and supporting the Development & Testing Application

●Configured and supported Verizon Wireless networking equipment routers, ASA firewalls. F5 load balancers, Bridges, Gateways, Multiplexes, packet switches, and switched Ethernet.

EMSI- Examination Management Services, INC Irving, TX

Sr. Network Engineer Nov-2013-Feb-2014

●Configured and troubleshoot; VLANs, STP, VTP, Trunking, DNS, DHCP, Ether Channels, Access Lists, EIGRP, OSPF, NAT, MPLS and static routing.

●Solid experience understanding of all TDM, WDM, CWDM, DWDM, SONET, Ethernet, MPLS, ATM, etc.

●Developed relationships at multiple levels and other partners by attending appropriate conference calls, meetings, customer presentations, and design reviews.

IBM (Infinity Computer Solution Inc.)

Network/System Engineer June- 2012-Dec- 2013

●Operations and delivery team support with Infrastructure/Network upgrades

●Fixed and Diagnostics and issue resolution experience on Palo Alto Layer 7 network firewalls in enterprise level production networks.

●Installed TCP/IP networking skills to execute remediation and troubleshooting any unforeseen issues of switch migration.

●Troubleshooted network devices and prefer server interactions with network layer 1, 2, 3, and 7 routing, and interaction with Checkpoint, Juniper firewall Tech Support teams and F5 load balances.

Alcatel-Lucent Plano, TX

Lead NOC Engineer Tier II July 2011-July 2012

●Racking, cabling and connectivity preparations for new installation and hardware migration

●Troubleshooting Layer 2 and Layer 3 on Alcatel 7705, 7740, and 7750 routing and Omni switch.

●Configured & activated new MDA card in Juniper 7705 router and switches.

●Troubleshooting and reconfiguring routing protocols, OSPF, and BGP.

●Worked on technical skills and experienced in VOIP/IP, routing, Switching technologies, and protocol call such as: SIP, TCP/IP, H32, Active Directory, DNS and DHCP.

●Vendor management for all the infrastructure hardware & maintenance & renewals in a timely manner for continued support & upgrades

AT&T Dallas, TX

IT Systems Administrator Oct 2009 – May 2011

●Handled Application support and delivery tasks

●Network systems and support Production Network

●CENTEST maintenance and administration

●Supported departments such as Test & turn up and CO OSWF with DS-X, OC-X testing issues for Alcatel 16XX series, TELLABS TITAN 5500, 532L,

●DCS test access support and telemetry troubleshooting.

●Net analyst client, server and CENTEST software troubleshooting.

XO Telecom Dallas, TX

Network Engineer IV July 2006 – Nov 2008

●Provided support and work on Network activities

●Worked with multiple teams onsite/offshore for support and operations

●Configured and supported VOIP system, data circuit on Cisco and Juniper routers.

●Handled command center tickets & troubleshoot to closure trouble tickets on a timely basis.

●Configured new Cisco and Nortel routers and switches.

●Configured and troubleshoot layer two switches such as Spanning Tree, VLAN, etc.

●Configured and activate the IP address in Cisco router and switches.

●Automated the tasks for faster deployment and Network redundancy

Verizon INC Richardson, TX

Systems/Network Engineer Oct 1996 – July 2006

●Technical Support and Operational readiness, evaluation of systems

●IT Systems & Network implementation, scheduling and maintenance of IP assets

●Worked Hands on to setup LAN labs using Cisco 3600 series, 2600 switches while using fast Ethernet, fiber channel, gigabit Ethernet.

●Installed new Cisco routers/switches/ASA’s, Juniper SSG 550,F5 firewall

●Installed routing protocols (RIP, EIGRP, OSPF), WAN technologies (Frame Relay, T1, ATM, DSL), and LAN technologies (L2 and L3 switching, Fast Ethernet, Gigabit Ethernet.

●Setup Network Security using MAC address port security, Access List, VLANs, and VPNs.

●Network Monitoring and logging issues, vendor interaction

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