Senior Infrastructure Engineer

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

The successful candidate will act as a key technical SME across Cisco / HP switches, 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.

• ort Provide senior-level 2nd line support, including investigation, troubleshooting, and resolution of infrastructure and network incidents across multi-site environmen
• ts.
  
  Proactively monitor, maintain, and optimise infrastructure performance through health checks, patching, and continuous improvement activiti
• es.
  
  Support and maintain enterprise infrastructure platforms, includi
• ng:
  
  Microsoft Azure and Microsoft
• AD)
  Networking, switching, Firewalls, DNS/D
• HCPWi
• -FiRemote access technologies (ZCC, Global Prote
• ct)
  Ensure infrastructure availability, reliability, and performance across cinema and office environmen
• ts.
  
  Identify and remediate potential issues proactively before business impact occu
• rs.
  
  Participate in major incident response, including technical troubleshooting and escalation suppo
• tion Administer and support Microsoft Azure services and cloud-hosted infrastruct
• ure.
  
  Support Microsoft 365 services, including but not limited
• to:
  
  Exchange On
• lineT
• eams
  
  SharePoint On
• lineIn
• rive Microsoft Defe
• nder Manage identity and access processes within Entra
• to cloud governance, security hardening, and compliance initiati
• ves.
  
  Collaborate with Group Security and Shared Services teams to implement best practices across cloud and endpoint environme

• vity Cisco & HP swi
• ents.
  
  Support and troubleshoot LAN, WAN, Wi‑Fi, DNS, and secure access serv
• ices.
  
  Support Zscaler SASE environments and associated network security cont
• rols.
  
  Work collaboratively with third‑party network and telecom provi
• ders.
  
  Assist with network upgrades, refreshes, and optimisation initiat

• jects
  
  Support infrastructure and cloud transformation initiatives across UK&I and the wider g
• roup.
  
  Contribute technical expertise to deployment, migration, and integration proj
• ects.
  
  Drive standardisation of infrastructure services and operational processes across territo
• ries.
  
  Support implementation of new tools, monitoring platforms, and automation capabili
• ties.
  
  Participate in testing, change implementation, and release activi

• nance
  
  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 m
• onth.
  
  Operate within ITIL-aligned service management processes, inclu
• ement
  
  Change Manag
• ement
  
  Request Fulfi
• lment
  
  Ensure all tickets, escalations, and technical activities meet agreed SLA tar
• gets.
  
  Support continual service improvement and preventative actions for recurring is
• sues.
  
  Participate in on-call support rota (approximately one week per mo

• rienceMS Office (all packages including
• M365
• Intune All OS
• levels
  
  Windows desktops and l
• aptopsMDM (mobile device management for mobile phones and tablet de
• vices)
  Windows server s
• upport
• VMWARESQL Server (management and houseke
• eping)
  LAN, WAN & TCP/IP (desi
• rable)
  PC, Server & Laptop build and
• repairAD integrations and mana
• gement
  
  Monitoring of all core systems using in-house

This is a wonderful opportunity to work for one of the UK's leading entertainment groups (house hol). The role offers £60K + package. The location is West London Mon - Thu with Fri day WFH.