Lee Griggs Email & Phone Number

London

Acted as a network consultant, vetting client requests to ensure validity and commercial impact.Collaborated closely with clients to understand their specific networking needs and challengesBuilt a new TAM function from the ground up.Built processes to onboard major accounts.Built KPI's to measure effectiveness of new TAM function.Conducted training sessions to empower internal teams with the knowledge required to enhance their support of the client.Worked with internal sales/product teams to audit network infrastructure & connectivity for major accounts.Implemented strategic changes to internal processes resulting in a significant improvement to client requests from vetting through to delivery.

London, United Kingdom

Managed a London based team consisting of voice & data engineers plus security engineering.Responsible for maintaining the production network in EMEA including working closely with in-region teams.Responsible for delivering small/medium projects and liaising with the PMO for large scale projects.Delivered Cisco ACI without impacting production.Selected new firewall vendor and started major firewall replacement project.Created business case to replace managed MPLS service with SD-WAN solutionResponsible for regulated DR exercises.Responsible for audit and compliance activity for both internal and external auditors.

London, United Kingdom

Responsible for maintaining the production network for the LSEG group globally.Responsible for all audit and compliance activity for both internal and external auditors.Managed a team spanning London, Milan and US.Built a new 20 strong offshore team in Sri Lanka to run 1st/2nd line network support.Responsible for opex budget including vendor/support contracts and telco circuits.

London, United Kingdom

A technical resource providing 3rd line support and delivering LCH related projects as part of the Network Engineering team, but also ensuring the team runs smoothly, keeping track of general team admin tasks such as shift rota, project updates, audit & compliance tasks, vendor management, PO requests and stand-in team management. I was the lead engineer in the transition of firewall architecture from CheckPoint to Fortinet.Brief skill sets include:Cisco Nexus (NX-OS) N7K, N5K, N2KFortinet firewall - FortiGate 1500DFortinet firewall mgmt tools - FortiManager & FortiAnalyzerArista switch 7150Compliance tools - Firemon

London, United Kingdom

Working in the Design & Engineering team specialising in low latency solutions for Exchanges and clients in a carrier grade service provider environment.Brief skill sets include:Juniper MX series routers (5/80's, 480, 960)Juniper SRX series router/FW's (110, 240, 550, 1400)Arista switches (7124, 7150)Routing protocols, MPLS (L2/L3-VPN, NG-MVPN & VPLS), BGP, OSPF

London, United Kingdom

Accountable for the infrastructure design, documentation, configuration, maintenance and 3rd line support of the network. Involved in the core migration from Cisco (SDH ring) to Juniper (MPLS).Current focus on project deliverables to various business units.Brief skill sets include:Juniper routers (JUNOS) MX Series, EX Series, J SeriesJuniper firewalls (ScreenOS) SSG 140, 520, 550(M), ISG 2000Cisco (hybrid/native CATOS/IOS) 7k, 6k, 5k, 3k, 2k + VoIP/wireless & IPSec VPNRouting protocols, MPLS (L2/L3-VPN + NG-MVPN), BGP, OSPFMulticast protocols, PIM (ASM & SSM), IGMP, MSDPRedundancy, VRRP, HSRPSecurity, Juniper NSM(Express), CheckpointTools, Sniffer, Wireshark

London, United Kingdom

2nd line engineer. Continuation of the support for the Euronext and LIFFE networks across Europe.

London, United Kingdom

2nd line engineer. Involved in the merger of the Euronext and LIFFE networks while still being responsible for the support and maintenance of the European LIFFE network.

London, United Kingdom

2nd line support engineer responsible for monitoring and maintaining the LIFFE network. Involved in the European upgrade to a Cisco core backbone including building various new access centres around Europe.Skill set:Cisco CAT5k, 6k switches, 2000 & 3000 series routers

London, United Kingdom

Client - LIFFEContracted to LIFFE 1st Line Hotdesk. Responsible for basic support of the Trading Floor and member back offices. Also involved in completing Network Service Requests for member back offices installing LIFFE APT infrastructure.Skill Set:Xyplex N3k, N9kUnix Sun Sparc Station 10, 20