Senior Network & Infrastructure Engineer - London

One of the UK's leading entertainment groups (hospitality, leisure) requires a Senior Network & 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 supplier

Responsibilities

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 support.

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.

Projects

• Support infrastructure and cloud transformation initiatives across UK&I and the wider group.
• Contribute technical expertise to deployment, migration, and integration projects.
• Drive standardisation of infrastructure services and operational processes across territories.
• Support implementation of new tools, monitoring platforms, and automation capabilities.
• Participate in testing, change implementation, and release activities.

Service Management & Governance

• Lead and contribute to major incident management, including coordination, resolution, stakeholder communication, and root cause analysis (RCA). This includes support out of hours being on call/on duty for approximately one week of every month.
• Operate within ITIL-aligned service management processes, including:
• Incident Management
• Problem Management
• Change Management
• Request Fulfilment
• Ensure all tickets, escalations, and technical activities meet agreed SLA targets.
• Support continual service improvement and preventative actions for recurring issues.
• Participate in on-call support rota (approximately one week per month).

Technical Knowledge & Experience

• MS Office (all packages including M365)
• Azure
• Intune
• All OS levels
• Windows desktops and laptops
• MDM (mobile device management for mobile phones and tablet devices)
• Windows server support
• VMWARE
• SQL Server (management and housekeeping)
• LAN, WAN & TCP/IP (desirable)
• Physical networking infrastructure (Cat 5e/6 & fibre desirable)
• PC, Server & Laptop build and repair
• AD integrations and management
• Monitoring of all core systems using in-house tools
• Service desk call logging

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