Senior IT Systems Administrator
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Summary
Third-line systems administrator maintaining a Microsoft-centric enterprise estate: administering Azure/Entra, Microsoft 365, Active Directory and Windows Server, keeping a global fleet of 600+ servers patched and monitored, and troubleshooting complex infrastructure issues from Bishopsgate, Central London.
Salary: £33,000 - 38,000 per year Requirements: Strong experience with Microsoft Azure/Entra and Microsoft 365 administration. Extensive knowledge of Windows Server environments, Active Directory, DNS and DHCP. Experience supporting Microsoft RDS/AVD and Exchange environments. Proven systems administration experience. Excellent troubleshooting, communication and problem-solving skills. Ability to work effectively under pressure. Responsibilities: Administer and support Microsoft Azure/Entra, Mi…