Microsoft Engineer

We are seeking a Senior Microsoft 365 / Entra Engineer to support and evolve a complex enterprise cloud environment serving approximately 10,000 users across multiple Microsoft tenants.

This is a senior technical role operating at Level 3, responsible for advanced administration, engineering, and platform optimisation across Microsoft 365, identity, security, collaboration, and Azure-integrated services. The successful candidate will work in a multi-tenant enterprise environment, supporting migrations, integrations, and secure service delivery at scale.

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• Administer and optimise the full Microsoft 365 suite in a large-scale enterprise environment
  
• Manage Exchange Online, SharePoint Online, and Microsoft Teams environments
  
• Configure and support Teams Enterprise Voice, call flows, policies, and telephony integrations
  
• Support tenant migrations, onboarding activities, and cross-tenant collaboration
  

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• Administer and engineer Microsoft Entra ID (Azure AD)
  
• Design and manage Conditional Access Policies and Zero Trust controls
  
• Support hybrid identity integrations with on-premises infrastructure
  
• Manage B2B and B2C identity models across multi-tenant environments
  
• Implement secure authentication, SSO, MFA, and identity governance controls
  

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• Implement endpoint security policies, compliance controls, and device lifecycle governance
  
• Support collaboration architecture, document management, and information structure
  

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• Implement Microsoft 365 security best practices across identity, data, and endpoints
  
• Administer compliance, retention, and eDiscovery solutions using Microsoft Purview
  
• Support information protection, data loss prevention, and regulatory controls
  
• Contribute to enterprise security posture improvements and risk mitigation
  
• Support integrations with Microsoft Azure infrastructure services
  
• Work with Azure-hosted workloads, hybrid cloud environments, and Azure Arc-enabled services
  
• Assist in identity-linked cloud governance and infrastructure security controls
  

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• Develop automation using PowerShell and Microsoft Graph API
  
• Optimise operational efficiency through scripting, monitoring, and platform automation
  
• Support repeatable deployment patterns and configuration-as-code practices
  

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• Senior (L3) engineering experience in large-scale Microsoft 365 environments
  
• Strong hands-on experience with Microsoft Entra ID and enterprise IAM
  
• Experience supporting multi-tenant Microsoft cloud environments
  
• Proven experience delivering tenant migrations xcfaprz and onboarding projectsDeep understanding of enterprise security and compliance frameworks
  
• Strong PowerShell scripting and automation capability
  
• Experience integrating cloud identity with on-premise infrastructure
  
• Azure infrastructure engineering and hybrid cloud deployments
  
• Enterprise Voice / telephony integration experience
  
• Experience working in regulated or highly governed environments
  
• Microsoft certifications (Enterprise Admin, Security, Identity, or Azure)
  

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• Senior-level engineer comfortable operating as a technical escalation point
  
• Strong troubleshooting capability across cloud identity and collaboration stacks
  
• Able to work in complex enterprise environments with multiple stakeholders
  
• Structured, security-conscious, and automation-oriented mindset
  
• Clear communicator able to support both technical and non-technical audiences