Senior IT Network and Infrastructure Engineer

£48,000.00 per year • Pembrokeshire

We are seeking an experienced Senior IT Network and Infrastructure Engineer to lead and optimise our organisation’s network infrastructure. The successful candidate will design, implement, and maintain complex network solutions to ensure high availability, security, and performance in a dynamic environment supporting diverse protocols and systems.

Ideal for a dedicated professional with expertise in enterprise-level networking, this role is based in our state-of-the-art facility in beautiful Pembrokeshire.

Responsibilities

• Design, implement, and maintain enterprise-level network architecture, including:

  • LAN
  • WAN
  • WLAN
  • VPN

• Ensure high availability, scalability, and performance of network services

• Troubleshoot and resolve complex network issues across multiple environments

• Configure and manage network hardware such as routers, switches, firewalls, and load balancers

• Lead network upgrades, migrations, and infrastructure improvement projects

• Implement and support secure remote access solutions using:

  • VPN
  • IPsec
  • SSL/TLS
  • SSH protocol standards

• Enforce network security best practices and policies

• Manage security measures including:

  • Firewall rules
  • IDS/IPS
  • Encryption
  • PKI

• Monitor network performance, capacity, and security, with troubleshooting to improve network health

• Collaborate with infrastructure, security, and application teams

• Support disaster recovery and business continuity planning for network services

• Conduct regular system updates, patch management, and configuration backups

• Develop detailed network configurations, procedures, and disaster recovery documentation

• Provide technical guidance and mentoring to junior network engineers

• Participate in on-call support and incident response as required