Senior Infrastructure Engineer (Network focused)

Senior Infrastructure Engineer (Network focused)

One of the UK's leading entertainment groups (hospitality, leisure) requires a Senior Infrastructure Engineer is a senior technical role within the Group IT Operations function, focused primarily on supporting and maintaining the infrastructure estate The role is responsible for delivering 2nd Line infrastructure support, maintenance, patching, troubleshooting whilst seeking proactive operational improvement.

The successful candidate will act as a key technical SME across Microsoft Azure, Microsoft 365, Networking, Switching, Firewalls, Wi-Fi and Zscaler environments, ensuring systems remain secure, available, supported and aligned to group standards and operational processes.

This role combines operational support, technical administration and infrastructure project delivery, requiring strong troubleshooting capability, a proactive mindset and excellent collaboration skills across local territory teams, shared services and third-party suppliers.

Key Accountabilities

Infrastructure Operations & Support

• Provide senior-level 2nd line support, including investigation, troubleshooting, and resolution of infrastructure and network incidents across multi-site environments.
• Proactively monitor, maintain, and optimise infrastructure performance through health checks, patching, and continuous improvement activities.
  • Support and maintain enterprise infrastructure platforms, including: Microsoft Azure and Microsoft 365
  • Entra ID (Azure AD)
  • Networking, switching, Firewalls, DNS/DHCP
  • Wi-Fi
  • Remote access technologies (ZCC, Global Protect
  • Ensure infrastructure availability, reliability, and performance across cinema and office environments.
  • Identify and remediate potential issues proactively before business impact occurs.
  • Participate in major incident response, including technical troubleshooting and escalation suppor

Cloud & Microsoft Platform Administration

• Administer and support Microsoft Azure services and cloud-hosted infrastructure.
• Support Microsoft 365 services, including but not limited to: Exchange Online
• Teams
• SharePoint Online
• Intune
• OneDrive
• Microsoft Defender

Manage identity and access processes within Entra ID.

Contribute to cloud governance, security hardening, and compliance initiatives.

Collaborate with Group Security and Shared Services teams to implement best practices across cloud and endpoint environments.

Networking & Connectivity

• Provide senior-level support for enterprise networking across multi-site environments.
• Support and troubleshoot LAN, WAN, Wi-Fi, DNS, and secure access services.
• Support Zscaler SASE environments and associated network security controls.
• Work collaboratively with third-party network and telecom providers.
• Assist with network upgrades, refreshes, and optimisation initiatives.

This is a wonderful opportunity to work for one of the UK's leading entertainment groups (house hold name)

The role offers between £50-60K basic + package + bons and is based in the West London office Mon - Thur with Friday WFH.

A very exciting brand and opportunity