David Graham

David Graham

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  • Timeline

  • About me

    Senior Implementation Engineer at CityFibre

  • Education

    • Uckfield Community College

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  • Experience

    • Tesco

      Jan 1996 - May 1997
      Manager

      Managed the daily running of the Delicatessen and Fish counter at Tesco's store in Sutton

    • Telewest Communications

      Jun 1997 - Jul 2007

      Moved areas to learn different franchise Network infrastructure Fault finding and repairing of Telephony and Data services, for residential and business, from Headend to Street Cab using PDH and SDH. Maintaining and monitoring the telemetry for the PDH/SDH network. Replacing and checking batteries in street cabs. Repairing and maintaining core network nodes Repaired residential cable television and telephone services. Fault finding on internal and external cables and replacing faulty equipment. Installed cable television and telephone services into residential homes.

      • Network Engineer

        Sept 2004 - Jul 2007
      • Network Engineer

        Sept 2000 - Nov 2004
      • Field Service Technician

        Aug 1998 - Aug 2000
      • Cable Installer

        Jun 1997 - Aug 1998
    • Virgin Media Business

      Jul 2007 - May 2018

      Primary role is to control the physical end process for the field section of the customer's installation. types of service are Managed Internet, National Ethernet, IPVPN and High Capacity Services (10-400 Gigabit) using vendor equipment from Lucent Alcatel, Cisco, Transmode, Keymile, Nokia and ECI.To maintain the highest standard of customer service and complete tasks within SLAs and work to all health and safety regulations.Supports 24/7 on-call rota to resolve existing customer faults on all products, POTS, Centrex, BRI, PRI, PDH, SDH, CCTV,HFC, higher order faults CWDM, DWDM, Transmode, Ethernet and fibre OTDR network testing. Show less

      • Business Telecommunications Engineer

        Dec 2015 - May 2018
      • Business Engineer

        Jul 2007 - Dec 2015
    • Hyperoptic Ltd.

      Nov 2018 - May 2020
      Network Maintenance Engineer

      Responsibilities for installing, upgrading and maintaining Huawei layer 2 and 3 switches, testing fibre links and Ethernet connections between sites. This is in DPs at the customer sites, BT exchanges and Data centres,(Telehouse and Interxion). Bandwidths covering 1, 10, 40 and 100 Gigabit. Covering London and the south regions.

    • Indigo Telecom Group

      May 2020 - Aug 2021
      Senior Field Engineer
    • CityFibre

      Aug 2021 - now
      • Senior Implementation Engineer

        Oct 2022 - now
      • Implementation Engineer

        Aug 2021 - now
  • Licenses & Certifications