The purpose of this job is to take overall responsibility for the design, operation and ongoing evolution of Stacuity’s global IP-based network. This role blends strategic planning and architectural leadership with deep hands-on engineering expertise. You will ensure our network delivers best-in-class performance, security, reliability and flexibility – and be a key figure in shaping the future of our network infrastructure.

Key responsibilities – what you will do:

• Lead the design, operation and evolution of Stacuity’s global IP-based network infrastructure
• Maintain high levels of network performance, security, reliability and resilience
• Provide technical oversight and hands-on support across core networking systems, datacentre environments and virtual infrastructure
• Work with our datacentre partners worldwide to manage hosted server and network hardware
• Support the configuration, monitoring and troubleshooting of Cisco ASR, Cisco Nexus and Arista devices
• Architect and maintain scalable routing configurations, including BGP (eBGP and iBGP), peering and transit arrangements
• Design and implement network-level redundancy, failover and high-availability strategies
• Oversee and maintain monitoring and observability systems such as Zabbix, Prometheus/Grafana and SigNoz
• Collaborate with internal platform and development teams to ensure seamless integration across systems
• Contribute to datacentre operations including colocation and transmission
• Engage with industry partners and customers as required, including participation in technical discussions
• Participation in 24x7 on-call rota (remunerated)

• Extensive hands-on experience in IP networking and network infrastructure design
• Deep understanding of Ethernet, VLANs, STP, HSRP/VRRP, bonding/LAG
• Strong BGP routing expertise (eBGP and iBGP), VPNs, DNS, tunnelling, Internet peering/transit
• Proven ability to configure and troubleshoot Cisco ASR (IOS-XE), Cisco Nexus (NX-OS), and Arista (EOS) environments
• Familiarity with WAN/SD-WAN/MPLS technologies (e.g., Equinix Fabric, Console Connect)
• Virtualisation experience (Proxmox/PVE preferred)
• Experience managing datacentre hardware (HPE ProLiant, MSA), including iSCSI and fibre-channel
• Strong understanding of network monitoring tools and observability best practices