Michael Matambo Email & Phone Number

Whiteley, England, United Kingdom

• Deployment, troubleshooting, supporting, monitoring and resolving operational issues within the Specsavers IT estate. • SITU (Store Infrastructure Technology Upgrade) project focusing on network upgrade and refresh for all stores and remote sites• Cisco Meraki Estate Deployment and support for UK, Ireland, Spain & Canada.• Meraki template configurations and switch profiling.• Win 10 deployment support on Network side of the estate.• SolarWinds Health Check and maintenance.• Estate device firmware upgrade and monitoring.• Occasional BAU assists.• Providing support to the Project Managers• Create 'work packs' for the Field Team• Main contact for the Field Team during site visits• Liaise with the team, external stakeholders to provide site access and traffic management

Southampton, England, United Kingdom

NETWORK TECHNICAL LEAD – Specsavers Optical Group Ltd Head Office – Hampshire (August 2019 – April 2020) • Working closely with the IT Service Desk Team and being the escalation point of contact• Design of OCT implementations and designs using Visio.• Providing strategic guidance to the OCT deployment project and ensuring that infrastructure design meets the business needs.• Use diagnostic utilities to identify and isolate problems encountered on different stages of the OCT deployment project.• Continually improve and proactively manage the project to ensure it is supportable, fit for purpose, and aligns to best practice standards.• Produce or contribute to detailed documentation for existing or new deployments and services.• Gather latency statistics and find specific network bottlenecks (Fujitsu; Birmingham Optical, Visionix and Heidelberg)• Vendor and 3rd Party management.• Plan, install and support hardware and software upgrades

Southampton, United Kingdom

NETWORK ENGINEER – Southern Health NHS Foundation Trust – Hampshire (December 2018 – July 2019) • HPSN2 (Hampshire Public Service Network 2) to HSCN (Health and Social Core Network) migration• Cisco ISE 2.4 management, troubleshooting, MAB configurations, end point configurations registration and maintenance, guest Wi-Fi NAC, sponsor portals, posturing and profiling.• Cisco ISE appliances providing Guest Wireless landing page and NAC service, MAB authentication.• SolarWinds – Health check, troubleshooting, management and application use.• Software patching, Cisco ISE, Solar Winds.• Basic CUCM configurations, UC phone configurations, Short dials, Voicemail, Hunt groups, pick up groups, extension swaps and changes, generating CDR’s etc.• Catalyst IOS upgrading 2960’s, ISR4400’s, ISR 1100’s, Nexus 5K and 7K.• Basic Checkpoint changes and configurations.• Provision of specialist technical training on existing and new Network and Telecoms infrastructure and technology.• Cisco Jabber configuration and maintenance.• UPS management and maintenance.• Responsible for the daily operation and monitoring of the Network using ticketing system (BAU)• Completing documentations, procedures and network topology diagrams using Visio.• Site Wireless surveys (using Fluke) and general site surveys including cabling and patching.• Management System software to determine any network problems to provide.• full operational network connectivity for all customer organizations.• Recommendations on current and upcoming projects

London, United Kingdom

• Cisco ISE 2.3 deployment, management, troubleshooting, MAB configurations, end point configurations registration and maintenance.• Cisco ISE 2.3 SSID migrations, node de-registration and re-registration and verifications.• Cisco ISE 2.0 to 2.3 migration ACS 4.2 and • Nexus 5K ISSU upgrades, maintenance, configuration and management.• Solar Winds troubleshooting and management• Cisco ASA 5510 to 5525-x migrations, pre-migration checks, testing and decommission.• Project work – Cisco ISE 2.3 deployment, Nexus 5k ISSU upgrades and BAU.• Cisco ISE 2.3 patching, policy defining, • Cisco WLC 5500 maintenance, configurations and management.• Solar Winds problem identification and rectification, SNMP walk, node connection profiling.• Recommendations on current and upcoming projects

Southampton, United Kingdom

• Provide telephonic and remote support across various technologies to clients and act as point of escalation for Leve1 and level 2 technical support • WAN/LAN infrastructure support- Secure Wireless LANS• Cisco Meraki - Exposure to MX security appliances/MR access points/MS Switches• Silver Peak - Exposure to WAN and traffic management (Bandwidth Analysis, Latency, Packet Loss etc)• Practice of troubleshooting network problems, WAN and local area network administration.• Aruba Access Wireless management and Controllers.• Polycom phones deployment, configuration and management.• MX & Firewall management - Cisco ASA VPN technologies, IPSec, SSL• DHCP, Syslog configuration and management.• Nexus 5K &7K management• Skype for Business Administration.• Firmware audits and UPS management.• Periodic network checks (daily, weekly, and monthly).• Staff training and management.• Out of Hours Cover.• Liaising with third parties i.e. Virgin Media Business, Avtech, Aruba, Cisco etc• MPLS node management.

Guildford, United Kingdom

• Supporting existing core Machine To Machine network, providing connectivity and • access to numerous servers across multiple data centre locations • Customer VPN implementation• Core network project implementation and configuration. • Internal and external documentation of solutions • Shared out-of-hours emergency on-call support on a rota basis to meet company SLAs • Resolve issues escalated by support or development • Suggest and implement new solutions and architectural enhancements • Conform to and enforce the companies ISO27001 proc

United Kingdom

Establishing networking environment by designing system configuration, directing system installation, defining, documenting, and enforcing system standards; Design and implementation of new solutions and improving resilience of the current environment; maximizing network performance by monitoring performance, troubleshooting network problems and outages, scheduling upgrades and collaborating with network architects on network optimisation; Undertaking data network fault investigations in local and wide area environments, using information from multiple sources; Securing network system by establishing and enforcing policies, and defining and monitoring access; Support and administration of firewall environments in line with IT security policy; Reporting network operational status by gathering, prioritising information and managing projects; upgrading data network equipment to latest stable firmware releases; Configuration of routing and switching equipment; Configuration of hosted IP voice services;Linkysys, Yealink, Cisco Configuration of Wireless AP's and Controllers, Ruckus & Colubris Access Points Basic configuration of firewalls; Remote support of on-site engineers and end users/customers during installation; Capacity management and audit of IP addressing and hosted devices within data centres Exposure to LLU including Openreach Access ProductsADSL and ethernet lease lines troubleshooting.VPN configuration and troubleshooting.WLAN troubleshooting and Wi-Fi survey and analysisNetwork monitoring, bandwidth utilization, DDos monitoring, BT LNS, Internet Gateways using PRTG, Solar windsLiaising with third party transit providers (level 3 & Cogent) and preparation of RFO’s to customers Provide telephonic and remote support across various technologies to clients and act as point of escalation for Leve1 and level 2 technical support

Southampton, United Kingdom

• Monitoring network and circuit availability via NOC console• Network Planning and designing – New customers and projects.• Proactive network monitoring of alarms and traps cwmp/TR069, Traffic.• VoIP Troubleshooting via PBX Manager.• Ruckus and Colubris Wireless Access Point configuration.• Internet Gateways troubleshooting and monitoring. Net flow, Packet Shaping Blue coat.• Driving fault resolution to ensure SLA's are not breached.• Escalation of faults/outages in accordance with procedures - BT for Ethernet & DSL circuits, Level 3 for IP transit, VoIP and SBC’s.• VPN set ups, and monitoring on ASA.• Updating internal ticketing system and Dealing with third-party carriers.• Configuration of equipment both for new sites and replacement equipment. Cisco Routers, Draytek Routers, Linksys VoIP Phones and routers, Ruckus & Colubris Access Points, Cisco and Yealink VoIP phones, 3G routers WiBE.• Maintain accurate records of activities completed throughout the lifecycle of a ticket (ticket history)• Out of Hours coverage for a customer base of more than 2500 sites. Being available as a technical point of contact during evening and weekends

Southampton, United Kingdom

• Interact with customers to provide and process information in response to inquiries, concerns, and requests about products and services • Conducting first line Diagnosis and resolving technical hardware and software issues involving internet connectivity, email clients, ADSL and VOIP.• Research required information using available resources and redirect problems to appropriate resources.• Accurately processing and recording call transactions using a computer and designated tracking software, Call Handling and Ticket Management.• Follow up and make scheduled call backs to clients.• Escalations to 2nd line engineers and management when required and maintaining ownership.

It, Microcomputer Technology

A Levels

Gcse O Levels

Master Of Computer Science With Artificial Intelligence, Computer Systems Networking And Telecommunications

Master Of Computer Science With Ai