Gloucester, Gloucestershire, South West, United Kingdom
Queen Square Recruitment Limited
years minimum UK residency) About the Role Our client, a leading global organisation, is seeking a Defender Administrator to play a key role in the migration of
Windows 10 endpoints from legacy antivirus platforms (Symantec, McAfee) to
Microsoft Defender for Endpoint (ATP). You will oversee onboarding, configuration, and policy deployment across enterprise environments, ensuring robust endpoint security … in line with best practices. This is a hands-on role requiring strong technical expertise in
Microsoft Defender and
Windows environments, with responsibilities spanning migration, monitoring, troubleshooting, and continuous security improvement. Key Responsibilities: Lead the migration of
Windows 10 endpoints from Symantec/McAfee to
Microsoft Defender for Endpoint (ATP). Onboard devices to
Microsoft Defender … Intune. Ensure best-practice endpoint security controls, including EDR, TVM, ASR, and AIR. Conduct threat analysis, hunting, and remediation activities across endpoints. Support and troubleshoot escalated issues across
Windows clients and servers. Collaborate with EUC, infrastructure, and application teams to ensure smooth rollout. Maintain up-to-date documentation on configurations, policies, and procedures. Provide out-of-hours/
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