Andy Nwebube available

Andy Nwebube

Network Designer, Network Architect, Network Engineer

Profileimage by Andy Nwebube Network Designer, Network Architect, Network Engineer from Pinner
  • HA5 5NJ Pinner Freelancer in
  • Graduation: South Bank University London - Computer and Information Engineering
  • Hourly-/Daily rates:
  • Languages: English (Native or Bilingual)
  • Last update: 30.06.2020
Profileimage by Andy Nwebube Network Designer, Network Architect, Network Engineer from Pinner

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CCIE R&S #7980 Cisco Certified Internetwork Expert Routing & Switching) 
CCIE SP  #7980 Cisco Certified Internetwork Expert Service Provider
CCNP Cisco Certified Network Professional
CCNA Cisco Certified Network Associate
MCSE Microsoft Certified Systems Engineer
JNCIA-Junos Juniper Networks Certified Associate, Junos

Core Competencies
Soft Skills: Strategic planning, effective communication, driving change, vendor management, and project management.
Routers/Switches: Cisco routers/switches (Cat 3850, Cat 4500, Cat 6500/6800, Cat 9K, ASR1K, ASR9K, CRS-1/3), Nexus family of switches (3000, 3548X, 93180, 9500). Juniper MX480, EX9208, SRX1500, QFX3500, EX4550. 
Routing/Switching: MPLS VPN, multi-VRF, BGP, OSPF, ISIS, QoS, Spanning-Tree, Segment Routing, Multicast –PIM, MSDP, Anycast RP, IGMP, Auto-RP, BSR, MDT, mVPN, Cloud computing
LAN/WAN Technologies: 100GigabitEthernet, 25GigabitEthernet, FortyGigabitEthernet, TenGigabitEthernet, Bundle-Ethernet, EtherChannel, 802.1Q, GRE, NAT, DMZ, Radius, TACACS+, LACP, HSRP, VRRP, vPC, ECMP
Automation Technologies: Python, Ansible, NSO, JSON, YAML, TextFM, Jinja

Technology Snapshot:
MPLS-VPN, Seamless MPLS-VPN, VRF, BGP, ISIS, LDP, QoS, Cisco Routers (CRS-1, 8 slot, ASR 9006 9001), Lucent7750, TenGigabit 40Gigabit, Ethernet, Metro Ethernet, OC12, QOS, 802.1Q, ISL, PIM, MPLS-TE Tunnels, Etherchannel, BFD, IP RSVP, IOS-XR, Ciena photonic platform (6500).
  • 10/2018 - Present

    • Refinitiv
    • >10.000 employees
    • Banks and financial services
  • Senior Design Consultant
    • Develop and design a collapsed headend Data Centre for Electron Realtime (ERT) and Electron as a Service (EaaS). Typically within Finance and Risk each DC types provide certain Clients with various Refinitiv products. Wth the converging of these headends, Refinitiv is able to converge the platform and service all client types across the Core network and between the POPs bring massive cost savings and a more optimal network. 

    • Technical lead on exit of specific Data Centres in the US due to the buyout of financial & risk arm of Thomson Reuters. This includes requirements gathering, solution development, stakeholder management, design validation and standard definition for all data products and services within the data centre. 

    • Develop, Design and test the upgrade of Service Hub for Electron Managed Service to support several customers such as Deutche bank. This involved the upgrade of bandwidth to N*10G between Cisco ASR’s and Juniper EX9208’s using ECMP technology to ensure equal cost load-sharing with Fast convergence failover on the server side and upgrade of N*10G for Bundle-Ethernet between Cisco ASR and Juniper Ex9208 on the client side. 

    • Design solutions for numerous core and distribution network enhancements to allow for efficiency and expansion   

  • 06/2016 - 10/2018

    • Thomson Reuters
    • >10.000 employees
    • Banks and financial services
  • Senior Design Consultant
    • Several deployments of network design and development using network automaton processes to run several end to end tests and implementation

    • Lifecycle management for Core WAN and Distribution platforms for the purpose of increasing return on investment by employing ways to lower cost of ownership: renegotiating support contracts, network device auditing and refreshing. Lab configuration automation, and working with the CSM Application to help automate Software upgrades in the estate using Cisco’s CSM tool

    • Certification of several features on the Cisco 3548-X for use on the collections platform as a market distribution device which include technologies such as Unicast and Multicast Extranet, VRF-Aware NAT, PIM-SSM 

    • Certification of the use of 4byte ASN across multi-vendor routing devices over core, distribution and internet access networks. Devices include Junipers and Cisco over divers software versions. 

  • 08/2015 - 06/2016

    • Vodafone
    • >10.000 employees
    • Telecommunications
  • Senior Design Engineer
  • Worked in the VONE-M team to develop and test an upgrade of the network solution that provided UCAAS services hosted in a UK based private cloud through five Vodafone European Operational Companies (UK, DE, NL, IT, ES) and 14 Partner/Affiliates to enterprise multi-national and national corporates.

    Some of the tests included:

    • Testing of high availability routing and disaster recovery 

    • Interface tracking for high availability maintenance 

    • Testing BFD for fast convergence and failover 

    • Testing of on-boarding new customers on datacenter facing CE and PE routers

    • Voice VRF deployment and end to end testing 

  • 01/2014 - 08/2015

    • Thomson Reuters
    • >10.000 employees
    • Banks and financial services
  • Senior Design Engineer
    • Designed solutions for major point of presence for Transactions Foreign Exchange platform to provide ultra low latency connectivity for Thomson Reuters customers.

    • Designed MVPN connectivity within Core to allow for reliable multicast traffic between the UK and Singapore to carry Reuters News to the APAC region.

    • Responsible for designing the complete migration of one of Thomson Reuters major financial clients from legacy platforms to new Thomson Reuter products ensuring that there is no loss of service using technologies such as BGP, VPLS, OSPF etc.

    • Complex migration designs of several operational systems due to POP closure 

  • 02/2013 - 01/2014

    • Vodafone
    • >10.000 employees
    • Telecommunications
  • Network & Security Consultant
    • Assessing potential business impact as a result of the integration of Cable & Wireless into Vodafone. Evaluating threats and vulnerabilities and identifying security risks. Specifying appropriate security requirements focusing on meeting the business requirement for security in a cost effective manner to also ensure that the security CESG accreditation is maintained. 

    • Part of the team responsible for overseeing the integration of the physical network topology based on existing fibre infrastructure of CWW and where required Vodafone UK dark fibre, which would also support new Ethernet interfaces and services (IEEE 802.3ba - 40GE & 100GE).

    • Part of the design team responsible for several integration projects which include Integrated Transport network, Vodafone Backhaul network, wireless LAN integration focusing on technologies such as Seamless MPLS VPN, Inter-AS MPLS-VPN Option A & Option B, scaling ISIS domains, delivery of MP-iBGP, Sub-AS’s with confederation and Route-reflectors, consolidation of QoS between two main platforms and definition of unifies traffic classes, security hardening across ITN using IBM CMS platform.

    • Worked on the BGP route hijacking project. The requirement of this design was to detect MPLS VPN route hijacking centered around the Vodafone IP Backbone to help protect Vodafone’s internal-use VPNs

  • 09/2011 - 01/2013

    • Thomson Reuters
    • >10.000 employees
    • Banks and financial services
  • Network Consultant
    • Low level design for several new point of presence including Chicago, New Jersey Hong Kong, Sydney and Frankfurt 

    • Design and migrate services from old network infrastructure to new MPLS Core network

    • Provide consultancy and migration strategies on consolidation of networks

    • Provide complete configuration and implementation of all new designs for Elektron.

    • Worked with team to update QoS on Aggregation router to 6 traffic classes

    • Testing new IOS and Cisco hardware

I am okay to travel when necessary