Christopher Mark Mendoza

Christopher Mark Mendoza Email and Phone Number

Technical Specialist - Tier3 Routing and Switching at NBN Co. @ nbn™ Australia
australia
Christopher Mark Mendoza's Location
Hoppers Crossing, Victoria, Australia, Australia
Christopher Mark Mendoza's Contact Details

Christopher Mark Mendoza work email

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About Christopher Mark Mendoza

- Python3 network automation using different protocols such as SSH, Netconf, and RestConf.- Use of network automation python modules such as Netmiko, Paramiko, NcClient, and Resquests.- Use of other python modules that aids in the automation efforts such as Jinja2, XMLtoDict, LXML, PyQt5, Queue, Threading, JSON and others.- Data formats such as XML, JSON and YAML.- Cisco Yangsuite that aids in the exploration of Y- Network design, implementation and technical support of LAN and WAN networks primarily using Cisco Routers and Switches and also from other vendors such as Juniper, Adtran, Dell, HP and F5.- Experience on routing protocols such as: Static, RIP, EIGRP, OSPF, ISIS, and BGP- Experience on WAN Technologies such as: PPP, MLPPP, HDLC, Frame Relay, ISDN (PRI and BRI), 3G, and DSL (PPoE and PPoA).- Experience on Service Provider Technologies such as MPLS-VPN, MPLS-TE, MPLS LDP, RSVP, and FRR.- L2 VPN and L3 VPN core network design and implementation of P, PE and CE routers.- VRF Technologies: VRF lite, Inter-VRF routing, and Multiprotocol VRF routing- Working knowledge with Cisco IOS XE and IOS XR as well as familiar with configuring CSR1000V, XRv, and Cisco Metro Ethernet switches.- NAT, HSRP, GLBP, VRRP, ACL, DHCP, QoS, and Port Forwarding router configuration.- Implementation of VLAN (data, voice and private Vlans) and knowledgeable in VTP.- Good understanding in Spanning Tree Protocol (PVST, RPVST, and MSTP)- Implementation and troubleshooting of Site-to-Site VPN tunnel, GRE over IPSEC, EzVPN and DMVPN networks.- ASA troubleshooting and configurations such as multi-security zone and levels, stateful inspection, objects, high availability, access-list, network address translation, routed firewall, IPSEC L2L, and Remote Access VPN.- Handling the following devices: Catalyst and Nexus switches, ASA, Cisco and Juniper Routers, WLC, Lightweight and Autonomous Access Point, and Riverbed.- Professional level of implementation and support of LACP Port Channeling, vPC and FEX configurations for Nexus 7k, 5k, 2k.- Setup and support for F5 Load balancer LTM: Load balancing based on Node Ratio and Member Ratio, Least Connections, Least Session, Weighted Least Connections and others.- LTM setup of Nodes, Pools, virtual servers, and health monitors including iApps setup.

Christopher Mark Mendoza's Current Company Details
nbn™ Australia

Nbn™ Australia

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Technical Specialist - Tier3 Routing and Switching at NBN Co.
australia
Website:
nbn.com.au
Employees:
5893
Christopher Mark Mendoza Work Experience Details
  • Nbn™ Australia
    Technical Specialist - Tier3 Routing And Switching
    Nbn™ Australia Mar 2021 - Present
    Docklands, Victoria, Australia
    Role Description:Resolve all escalated network, customer incidents and problem tickets within given SLA/OLA.Manage technical escalations with Vendors and suppliers to meet KPIs.Provide Operational requirements, review design, support deployment planning, assess deployment readiness and support upgrades on existing and new products & technology for core aggregation and management network.Support network and service design throughout its lifecycle.Arrange for tactical and… Show more Role Description:Resolve all escalated network, customer incidents and problem tickets within given SLA/OLA.Manage technical escalations with Vendors and suppliers to meet KPIs.Provide Operational requirements, review design, support deployment planning, assess deployment readiness and support upgrades on existing and new products & technology for core aggregation and management network.Support network and service design throughout its lifecycle.Arrange for tactical and strategic resolution of technical design issues with engineering teams.Perform first time release (FTAR) upgrade for production network in conjunction with NES, SEO engineering and project team.Perform volume rollout of software upgrade and configuration changes including project management of rollout.Facilitate account administration, proactive monitoring and change approvals keeping track of required configuration management.In line with nbn Corporate plan and build program, accept new network elements into the production network as per current production approved baseline.Projects Handled and Career Highlights:Access Network Evolution Project – This project involves introduction of new and latest access network device which involves deployment of IPv6 in the core network. Reviewed design and deployment strategy, suggested an approach that eliminated short duration outage.Cisco Software Lifecylce Upgrade (Software upgrade) – Provided a means for the team to speed up pre and post checks by network automation using Python and Netmiko. The script send series commands that captures the current state of the node prior to and after the upgrade. This made the whole upgrade process more efficient and therefore the team were able to upgrade more nodes on a single day.NCN MPLS Traffic Engineering Tunnels Python audit script – script that checks and audit the MPLS TE Tunnels for incorrect behavior then lists all the tunnels that met the condition for manual intervention. Show less
  • Nbn™ Australia
    Senior Network Engineer
    Nbn™ Australia Oct 2015 - Mar 2021
    Docklands Victoria
    Role Description:• The Senior Network Engineer (SNE) is responsible for being the first level of escalation for NOC Network Engineers as well as providing mentoring and development feedback and therefore it is required to have a strong technical background and leadership skills. The SNE will also act as a technology champion or SME for key technologies within the NBN infrastructure• One of the main role of Senior Network Engineers is to resolve technical issues, as well as acting as an… Show more Role Description:• The Senior Network Engineer (SNE) is responsible for being the first level of escalation for NOC Network Engineers as well as providing mentoring and development feedback and therefore it is required to have a strong technical background and leadership skills. The SNE will also act as a technology champion or SME for key technologies within the NBN infrastructure• One of the main role of Senior Network Engineers is to resolve technical issues, as well as acting as an escalation point for issues raised by Access Seekers and internal customers. The SNE will be accountable for the quality of the solutions delivered by Service Assurance to NBN Co customers.General Job Description:• The provision of NOC technical support and day to day resolution of technical issues.• Escalation of outstanding customer issues to higher technical support capability.• Network and Data Centre surveillance.• Representing service assurance into other parts of Network Operations.• Ensuring satisfactory outcomes for all customers.• Shift work on 24x7 roster basis• Proactive monitoring of the managed IT & Network infrastructure• Mentor, develop & train new/existing Network Engineers.• Assigns daily task, on a per shift basis, to Network Engineers in relation to the network operations and makes sure that these tasksKey Technologies:• Gigabit Passive Optical Network (GPON), DWDM• Provider Backbone Bridging, MPLS Traffic Engineering, MPLS L3VPN, VPLS Show less
  • Logi-Tech Pty Ltd
    Senior Network Engineer
    Logi-Tech Pty Ltd Sep 2014 - Jul 2015
    Marleston South Australia
    Logi-Tech is a Cloud Services Provider catering customers in South Australia, one of my function is to oversee the day to day activity of the network devices at the datacenter which are primarily Cisco devices and make sure that everything are working as they should for the smooth operations of Logi-Tech’s clients. Logi-Tech is also providing Professional Services that branches into two services namely: Infrastructure and Network Professional Services. As a member of the Network Professional… Show more Logi-Tech is a Cloud Services Provider catering customers in South Australia, one of my function is to oversee the day to day activity of the network devices at the datacenter which are primarily Cisco devices and make sure that everything are working as they should for the smooth operations of Logi-Tech’s clients. Logi-Tech is also providing Professional Services that branches into two services namely: Infrastructure and Network Professional Services. As a member of the Network Professional Services Team, my tasks includes authoring network design proposals, configuration/ installation/ implementation of the said network design, and providing technical support to a large number of client. Show less
  • Dimension Data
    Level 2 Network Engineer
    Dimension Data May 2014 - Sep 2014
    Adelaide, Australia
    Project Handled: SA Water Corporation – 11 Waymouth AdelaideDiData has evolved from being a Solutions Provider and is now offering a wide variety of IT services across Australia and one of the services they provide is Staff Augmentation. South Australia Water (SA Water) required an additional Network Engineer for a short term contract in order to help out in the network operations within SA Water. It was through the Staff Augmentation services of Didata that I got contracted to fill up… Show more Project Handled: SA Water Corporation – 11 Waymouth AdelaideDiData has evolved from being a Solutions Provider and is now offering a wide variety of IT services across Australia and one of the services they provide is Staff Augmentation. South Australia Water (SA Water) required an additional Network Engineer for a short term contract in order to help out in the network operations within SA Water. It was through the Staff Augmentation services of Didata that I got contracted to fill up the additional network engineer position within SA Water. Inside SA Water, I performed BAU functions such as network support of all network aspects like basic CUCM management, Wireless Controllers management, Cisco ISE configuration, remote troubleshooting of any routing and/or switching issue, WAN connectivity issues and other network related issues. Show less
  • B/E Aerospace
    Network Engineer Iii
    B/E Aerospace Nov 2012 - Mar 2014
    B/E Aerospace is a company that manufactures internal parts of a commercial airplane such as seating, oxygen systems, lavatory, galleys, oven and others. As one of the five network engineers, I am primarily over seeing all the Asia-Pac networks and aside from this we also manage approximately 500 network devices across the globe providing technical support. Aside from the usual network support role, I was also involve in doing network design (e.g. network design for a new site or a redesign for… Show more B/E Aerospace is a company that manufactures internal parts of a commercial airplane such as seating, oxygen systems, lavatory, galleys, oven and others. As one of the five network engineers, I am primarily over seeing all the Asia-Pac networks and aside from this we also manage approximately 500 network devices across the globe providing technical support. Aside from the usual network support role, I was also involve in doing network design (e.g. network design for a new site or a redesign for an existing site), device refresh, and network integration of acquired companies.Projects and Job Highlights• Hyderabad India – Worked as part of more than 6 member team for the network redesign and device refresh project resulting to 100% increase in connection speed as well as increase in employee capacity up to 300 employees.• Shanghai China Project – Part of 5 person team to design and implement a new consumables management office consisting of less than 20 employees resulting to a fully functional presence of the consumables business segment of B/E Aerospace in Asia.• Chengdu and Xian China – Remote offices in China were MPLS connection is not possible and only Internet is available, deployed full IPSEC tunnel from these two locations to the Datacenter in North Carolina resulting to successful connectivity of these sites to all the company’s resources and databases.• Interturbine Network Integrations for Banyo QLD Australia, Beijing China, and Singapore Project – Network integration of Interturbine to B/E Aerospace network infrastructure resulting to united or unified network infrastructure. Show less
  • Comscentre
    Level 2 Data Network Engineer
    Comscentre Apr 2012 - Nov 2012
    Data and VoIP Service Provider headquartered in Brisbane Australia catering to clients across Australia. Proactively monitoring customer’s CPE, responding to alerts and owning the problem until issue is resolved. Was also involved in different projects and two of which are implementation of radius authentication to all Comscentre core network devices before rolling out to all the customers and internet migration of customers to the Comscentre MPLS Core Network. Another important task that I was… Show more Data and VoIP Service Provider headquartered in Brisbane Australia catering to clients across Australia. Proactively monitoring customer’s CPE, responding to alerts and owning the problem until issue is resolved. Was also involved in different projects and two of which are implementation of radius authentication to all Comscentre core network devices before rolling out to all the customers and internet migration of customers to the Comscentre MPLS Core Network. Another important task that I was involved with is the provisioning and delivery of services to Comscentre clients, this involves network design and test-and-turn-up of customer’s circuits/connections. And lastly, overseeing the day-to-day activities of the Comscentre MPLS core network, this involves configuration and allocation of interface on the PE router for test-and-turn-ups. Show less
  • Verizon
    Consulting Engineer - Internet Engineering
    Verizon Sep 2007 - Apr 2012
    One of the two largest Internet Service Providers in the US catering to clients almost all across the globe. As an Implementation Engineer, I was mainly in-charge in the implementation and completion of network design projects. One of the biggest project I handled is with a large financial institution in the US, this project involves redesign of the network and device refresh at the same time.Projects and Job Highlights:Morgan Stanley – Network redesign achieving 50 to 100%… Show more One of the two largest Internet Service Providers in the US catering to clients almost all across the globe. As an Implementation Engineer, I was mainly in-charge in the implementation and completion of network design projects. One of the biggest project I handled is with a large financial institution in the US, this project involves redesign of the network and device refresh at the same time.Projects and Job Highlights:Morgan Stanley – Network redesign achieving 50 to 100% increase (depending on site requirements) in connection bandwidth, network hardware and circuit redundancy and load-sharing of traffic.Standard Register Project – Worked with a colleague to implement this huge project nearly doing 4 installations in a day. Projects aims to implement VoIP on LAN with the router providing all the DHCP requirements for the Cisco IP Phones. Show less

Christopher Mark Mendoza Skills

Switches Bgp Ospf Cisco Technologies Routers Eigrp Routing Network Design Wan Vpn Mpls Rip Troubleshooting Network Administration Frame Relay Ip Routing Protocols Cisco Ios Ipsec Qos Networking Tcp/ip Ethernet Vlan Atm Cisco Ccnp Ccna Telecommunications Data Center Dhcp Network Operations Testing Itil Atom Vpls Ios Xr Ios Xe Wlc Cisco Systems Products Open Shortest Path First Border Gateway Protocol Multiprotocol Label Switching Quality Of Service Wide Area Network

Christopher Mark Mendoza Education Details

Frequently Asked Questions about Christopher Mark Mendoza

What company does Christopher Mark Mendoza work for?

Christopher Mark Mendoza works for Nbn™ Australia

What is Christopher Mark Mendoza's role at the current company?

Christopher Mark Mendoza's current role is Technical Specialist - Tier3 Routing and Switching at NBN Co..

What is Christopher Mark Mendoza's email address?

Christopher Mark Mendoza's email address is re****@****hoo.com

What schools did Christopher Mark Mendoza attend?

Christopher Mark Mendoza attended Mapua Institute Of Technology.

What skills is Christopher Mark Mendoza known for?

Christopher Mark Mendoza has skills like Switches, Bgp, Ospf, Cisco Technologies, Routers, Eigrp, Routing, Network Design, Wan, Vpn, Mpls, Rip.

Who are Christopher Mark Mendoza's colleagues?

Christopher Mark Mendoza's colleagues are Tom Brett, Le Bras Marie, Kerrie O., Sylvia Koroska, Mini Aggarwal, Tribikram Sahu, Jasmin Short.

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