Tobi Mesubi

Experience

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  Tate & Lyle

  May 2013 - Jan 2015

  Network Analyst IS/IT Global Communications
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  The Francis Crick Institute

  Feb 2015 - May 2015

  Network Security Analyst
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  Shawbrook Bank

  Jul 2015 - Dec 2015

  Cisco Network Security Engineer
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  Post Office Ltd

  Jan 2016 - May 2019

  Technical Architect - Networks and Cloud Enablement

  Network ArchitectData Center Migration: Successfully migrated various traditional data centers to the Microsoft Azure platform, ensuring minimal downtime.Post Office IT Network: Delivered the new IT network for the Post Office following its demerger from the Royal Mail Group.Provider Transition: Seamlessly transitioned the network tower provider from BT to Verizon, maintaining uninterrupted operations.Voice and IP Telephony: Contributed to the solution design and implementation of voice and IP telephony systems.Key Projects and AchievementsNetwork Design Accountability: Fully accountable for network designs for both data and voice infrastructure, collaborating with external vendors to deliver approved designs.Technical Leadership: Led major projects involving data center relocation and network transitions, ensuring data security in transit and at rest.Cost-Effective Solutions: Demonstrated the ability to gather business requirements and devise technical solutions that save costs while delivering robust, functional, and stable systems. Show less

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  Bp

  Jun 2019 - Nov 2019

  DevOps Consultant - Networks

  Successfully migrated 80% of BP's data centers to Azure and AWS, consolidating the remaining 20% into new Cloud Network Exchanges (CNX) data centers across EMEA and the US.Focused on network automation using Ansible, Terraform, and Python.Implemented various network solutions within CNX using Cisco ACI, including network segments, policies, and VPNs.Integrated new company networks into BP's infrastructure following acquisitions.Delivered a successful SDWAN Proof of Concept (PoC) for BP, collaborating with Versa Networks as the primary vendor. Show less

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  Freshfields Bruckhaus Deringer

  Nov 2019 - Jul 2021

  Principal Network Engineer

  Software Defined Data Center (SDDC) Implementation: Contributed to building a new SDDC using VMware NSX-T for network and security virtualization as the overlay, and Cisco VxLAN as the underlay.Firewall Deployment & Management: Deployed and managed Fortigate and Palo Alto firewalls in new data centers. Implemented NSX-T Distributed Firewall (DFW) rules. Migrated legacy firewall policies from Juniper SRX to Fortigate and Palo Alto.WAN Transition: Transitioned the legacy WAN VPLS network to SDWAN using Versa Networks.Data Center Migration: Successfully migrated applications from legacy data centers to new data centers, ensuring minimal downtime and seamless integration. Show less

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  British Standard Institutions

  Aug 2021 - now

  Network Consultant

  SDWAN Versa Network Rollout: Led the rollout of the SDWAN Versa network project, planning and implementing the migration from legacy MPLS and Meraki solutions to Versa SDWAN across EMEA, AMAS, and APAC regions using automation, primarily Python programming.Azure Cloud Support: Supported the Microsoft Azure tenant across EMEA, AMAS, and APAC regions as BSI expanded its cloud presence. Key implementations included Always-On VPN (AOVPN), ExpressRoute in EMEA, IPSEC VPNs to third parties, and management of Azure NSG firewall rules and internal routing (subscription peerings, UDRs). Maintained security best practices for data in transit and at rest.Multi-Cloud Architecture: Delivered a multi-cloud architecture solution combining hybrid cloud, private cloud, on-premise, and public cloud environments (Azure, AWS, and traditional data centers).Vendor and MSP Collaboration: Worked with technology vendors and managed service providers (MSPs) to select and implement fit-for-purpose technology solutions, delivering the project with selected partners.Application Micro-Segmentation: Implemented Application Micro-Segmentation (AMS) using Guardicore to safeguard business-critical applications and enhance the security posture of the infrastructure. Show less