Building Web3 toolingSolidity / Vyper / Python / JavascriptHTML / CSS / Vue.js / Flask

• Designed and implemented a fully automated, secure, resilient and scalable Hub and Spoke network architecture in Microsoft Azure for HMCTS, which currently handles hundreds of thousands of connections. This was built using Infrastructure as Code (IaC), leveraging Terraform, Python, Ansible and Jinja2 templates.• Built an Express route and an Azure Virtual WAN network to connect MoJ sites together.• Developed a Python script and an Azure DevOps pipeline to configure Big-IP F5 devices using the Application Services Extension 3 (AS3) which uses a JSON declaration file.• Built Netbox deployment on Kubernetes with a backend Postgres database and Redis cache hosted on Azure. Created pipeline to run a python script every day to update Netbox with prefixes from Azure. Completely automated solution using Terraform, Kubernetes and Python.• Technical Lead in delivering new architecture to provide an in-house SMTP solution. This involved building out the networking and security based on Big-IP F5 and Palo Alto VM series all built with Terraform and Ansible.

• Lead project to automatically upgrade Juniper Campus switches using an upgrade automation written in Ansible and Python. Also built Cisco NSO scripts to automate repetitive networking tasks.• Created low-level and high-level designs for various projects including migrating Swift connectivity off legacy infrastructure and onto strategic infrastructure.• Built new McAfee Web Gateway proxies and migrated thousands of users off the EOL Cisco content engines to them by leveraging the Big-IP F5 GTM device to re-point at the new McAfee Proxy appliances.• Lead ongoing expansion project to install further leaf nodes (QFX5100) to join the Juniper QFabric network at the DC locations.

Short term contract to stand up Checkpoint 5500 Firewalls at three locations to replace legacy Cisco ASA firewalls.• Created HLD and LLD for Cisco ASA to Checkpoint migration• Went to sites to install Checkpoint firewalls in HA mode using ClusterXL

Delivered a wide range of networking and security projects for ITC's diverse range of mid-market and enterprise clients across finance, retail, manufacturing and technology. The role required engagement in the full project lifecycle including design, deployment and handover-to-support.Key highlights include designing and provisioning a new Data Center for a large financial client using Cisco IOS/NX-OS, Palo Alto Firewall, Riverbed WAN acceleration and F5 LTM technologies.

• Responsible for daily monitoring, incident management, change management and troubleshooting many diverse hardware, WAN and routing technologies• Responsible for case management and customer interaction to ensure 24x7 system stability, availability and performance• Daily interaction with clients and service providers to ensure timely correction of network issues• Automating tasks as much as possible through the development of scripts and administration tools• Monitoring of system stability, availability and performance• Ensuring 24x7x365 operation of internal and client systems• Support client network connections and devices• Assist in implementing new network technologies and equipment by working with a team of network engineers• Perform documentation of procedures

• Responsible for systems administration for 3200 workstations, 300 servers, 200 mobile devices including Samsung S5/S4 + IPhone 5s.• Responsible for administering applications such as Active Directory, Exchange 2010, Hyper-V manager, Blackberry Enterprise Server 10 and many others.• Manage hotel servers file and print servers.• Providing Level 2/3 Helpdesk support and providing technical support to the level 1 helpdesk.• Security management and systems patching of company servers.• Working frequently with scripting languages such as Powershell, VBScript and CMD.• Responsible for maintaining and developing central scripts.• Responsible for HQ and hotel data backups through Data Protection Manager 2010, Symantec System Recovery 2013 and Symantec Backup Exec System Recovery 2012.• Cisco switches management – VLANS, VTP, Trunking, Port security.• Checkpoint and Stonesoft Firewall management.• Responsible for administering F5 Firepass gateway.• Maintaining and managing Juniper SSG 140/350.• Responsible for IT UK Intranet page.