Senior IT Network & Infrastructure Engineer

We re supporting a forward thinking organisation in Pembrokeshire as they look to hire a Senior IT Network & Infrastructure Engineer to take ownership of their enterprise network environment. This is a hands on, senior technical role where you ll design, build, and optimise a modern, secure, high availability network across a large and diverse infrastructure. If you re an experienced network professional who enjoys solving complex problems, leading improvements, and working with a wide range of technologies, this is an excellent opportunity to join a growing team at a state of the art facility. As the Senior IT Network & Infrastructure Engineer, you will:

• Design, implement, and maintain enterprise level network architecture (LAN, WAN, WLAN, VPN)
• Ensure high availability, performance, and scalability of network services
• Troubleshoot and resolve complex network issues across multiple environments
• Configure and manage routers, switches, firewalls, and load balancers
• Lead network upgrades, migrations, and infrastructure improvement projects
• Implement secure remote access solutions (VPN, IPsec, SSL/TLS, SSH)
• Enforce network security best practices, including firewall rules, IDS/IPS, encryption, and PKI
• Monitor network performance, capacity, and security using appropriate tools
• Support disaster recovery and business continuity planning
• Manage patching, updates, and configuration backups
• Produce clear documentation for network configurations and DR procedures
• Provide technical guidance and mentoring to junior engineers
• Participate in on call support and incident response when required We re looking for someone who brings

• Proven experience designing and managing large scale enterprise networks
• Strong understanding of routing and core protocols (TCP/IP, DNS, DHCP, NFS)
• Solid background in network security (firewalls, VPNs, encryption standards)
• Hands on experience with virtualisation platforms such as VMware vSphere
• Familiarity with containerisation technologies (advantageous)
• Good knowledge of Windows Server environments
• Certifications such as CCNP, CCIE, JNCIP or equivalent (highly desirable)
• Experience working within structured IT environments (ITIL beneficial)
• A proactive, solutions focused approach and strong communication skills This role is ideal for a dedicated professional who wants to apply their expertise within a modern, technology driven organisation. Please note, this is an on site role based at a modern, well equipped facility in Pembrokeshire.