IT Infrastructure Administrator - London
Onsite work
£upto 39,000
The IT Infrastructure Administrator is responsible for supporting the delivery, maintenance and security of the organisation's core IT infrastructure. Working closely with the Senior IT Infrastructure Administrator and the wider IT team, the role provides day-to-day (BAU) server administration, cybersecurity support, remediation activities and advanced technical assistance.
The post-holder will provide 2nd line support for BAU server management while also acting as a 3rd line escalation point for complex technical and helpdesk issues. The role is key to maintaining the availability, security and reliability of critical IT services and ensuring the smooth operation of the organisation's infrastructure.
Key skills,
- Experience in Microsoft Windows 10/11 and Windows Server administration, maintenance and troubleshooting
- Experience with Microsoft 365, SharePoint and OneDrive administration and support
- Experience with desktop hardware, cloud technologies and infrastructure monitoring
- Experience working within a structured IT Service Management environment
- Experience with network, server and endpoint security, including Microsoft Defender, Sentinel and Sophos XDR
- Active Directory, Group Policy, Intune/SCCM and PowerShell scripting
- Experience managing Azure, Hyper-V, VLANs, virtual machines and RMM solutions
- Experience with backup, replication, disaster recovery and business continuity, including Veeam and Azure Backup
- Experience with server and patch management
- Experience managing network infrastructure, including FortiGate firewalls and SolarWinds monitoring
- Microsoft certification (e.g. MCSA) desirable
- Strong communication and interpersonal skills, with a customer-focused approach
- Ability to work independently and collaboratively within a team
- Strong problem-solving, organisational, prioritisation and attention-to-detail skills
