Senior Network Engineer – F5, Palo Alto, SD-WAN

About the role

We are seeking a Senior Network Engineer with expertise in F5, Palo Alto and SD‑WAN to join a globally recognised company that supports millions of users worldwide. The role is fully remote and focuses on maintaining, supporting and evolving the enterprise network that powers digital health platforms and worldwide operations.

Key responsibilities

• Monitor, troubleshoot and maintain network hardware, software and connections to ensure optimal performance.
• Configure and deploy switches, routers, firewalls, VPNs and load balancers in line with architectural standards.
• Collaborate with architects, security and cloud teams to deliver integrated, secure and scalable solutions.
• Identify and resolve network bottlenecks, improve efficiency and guarantee high availability.
• Maintain up‑to‑date network diagrams, runbooks and configuration standards.
• Support security protocol enforcement, patch management and compliance with global frameworks.
• Stay current on emerging technologies and recommend enhancements to network design and operations.

Required profile

• Bachelor’s degree in Computer Science, IT or equivalent experience.
• 6+ years of experience in network administration or engineering.
• Strong knowledge of routing, switching, TCP/IP, DNS, DHCP and VPN technologies.
• Hands‑on experience with firewalls, load balancers and monitoring tools.
• Familiarity with cloud networking, particularly AWS.
• Relevant certifications such as CCNA or CCNP are preferred.

Required skills

• F5
• Palo Alto
• SD‑WAN
• Switches
• Routers
• Firewalls
• VPN
• Load balancers
• Monitoring tools
• TCP/IP
• DNS
• DHCP
• AWS
• CCNA
• CCNP

What we offer

• Competitive salary £60,000‑£80,000 per year.
• Fully remote work arrangement.
• Immediate start for the right candidate.