Global Infrastructure Lead Network Engineer

Job Description

We are looking for a Lead Network Engineer to join our internal Global Network team and act as the subject matter expert (SME) for network services across the organisation. 
The successful candidate will lead the resolution of complex incidents, drive continual improvement and automation and work closely with the Network Manager on overall strategy. They will collaborate closely with security, infrastructure, and application teams to translate business requirements into practical designs and enforce network security and access policies.

• Youll lead global network architecture and operations, ensuring alignment with business strategy, security standards (zerotrust), and operational supportability, while defining and governing policies (firewalls, segmentation, access controls).
• You’ll own endtoend incident, problem, and escalation management—providing technical leadership for major outages, driving rootcause analysis, and delivering permanent fixes within SLA targets.
• You’ll design and review network solutions (HLD/LLD), validate security controls, and lead delivery of changes/projects across LAN/WAN/WiFi, Internet edge, and cloud, ensuring readiness and documentation.
• You’ll manage and optimize network services including monitoring/observability, lifecycle activities, vendor/ISP escalations, and performance tuning across SDWAN (Meraki), NSX/VXLAN overlays, and SAN connectivity.
• You’ll mentor engineers and set technical direction while improving automation (Python, PowerShell, Ansible), service processes, and knowledge sharing through runbooks, standards, and best practices.

What we offer

• Comprehensive remuneration: Competitive financial packages based upon market rates for your role, proportionate to your qualifications, level of experiences and skills profile
• Pension Scheme: Generous employer contribution with the ability to increase employee contributions
• Wellbeing: Additional social benefits such as medical insurance & life assurance, discounted gym memberships and the opportunity to engage with our local community viasports activities, charity programmes & environmental initiatives
• Flexible working: We recognise the value of working flexibly and enable our employees to enjoy an excellent work-life blend
• Support and development: We will ensure you have the right training, tools and development plan to grow and improve your skills every day.

Qualifications

• You bring a degree in IT (or equivalent) with professional certifications (e.g., CCNP, Fortinet NSE), ideally progressing toward expert-level credentials such as CCIE.
• You demonstrate deep handson and design expertise in enterprise networking (TCP/IP, DNS, DHCP, LAN/WAN/WiFi, routing/switching, QoS) across multisite, multivendor environments (Cisco, Fortinet, NSX, Meraki, Windows/Linux).
• You own and govern network security controls (firewalls, ACLs, NAT, segmentation, VPN, secure access) aligned with best practices, with strong experience in VXLAN, NSX SDN, SAN networking (FC/iSCSI), and Meraki SDWAN.
• You lead delivery and operations, including troubleshooting complex issues, managing escalations, driving change governance, producing HLD/LLD documentation, and leveraging automation (Python, PowerShell, Ansible).
• You communicate confidently with stakeholders, thrive in highpressure and multicultural environments, continuously improve and learn, and demonstrate strong teamwork, problemsolving, integrity, and fluency in English (additional languages are a plus).