MGG
M365/Azure Support Specialist
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M365/Azure 3rd Line Infrastructure Operations Specialist
Location: Kent | Hybrid
Salary: £60,000–£67,000 DOE + Benefits
Marble Grange Group are working with a fantastic client who are looking for an experienced 3rd Line Infrastructure Operations Specialist to join their team. This is an exciting opportunity for a senior infrastructure professional to take ownership of Microsoft 365 and Azure platforms, ensuring they remain secure, resilient and performing at enterprise scale.
You'll act as a senior escalation point for complex cloud and infrastructure issues, drive continuous service improvement and become a trusted technical authority within the organisation.
What You'll Be Doing
- Provide expert 3rd line support across Microsoft 365, including Exchange Online, SharePoint Online, Teams, OneDrive, Intune and Entra ID.
- Manage and support Azure resources, including VMs, storage, VNets, load balancers and identity/security configurations.
- Ensure strong governance, compliance, patching and operational standards across M365 and Azure services.
- Monitor performance and capacity, identifying risks and driving proactive improvements.
- Lead advanced troubleshooting and resolution of complex infrastructure and cloud issues.
- Collaborate closely with engineering, cyber security and project teams.
- Drive continuous service improvement and ensure infrastructure remains aligned with best practice.
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What You Need
- Hands-on experience administering Microsoft 365 and Azure within a large-scale or enterprise environment.
- Strong understanding of Active Directory, Azure AD / Entra ID and identity and access management.
- Experience working within ITIL-aligned incident, change and problem management processes.
- Microsoft certifications such as MS-900, MS-102, AZ-900 and AZ-104, or equivalent practical experience.
- Strong analytical, diagnostic and problem-solving skills.
- Excellent communication skills and the ability to work effectively with a range of technical and non-technical stakeholders.
Even Better If You Have
- Experience or knowledge of:
- SolarWinds
- Nutanix
- Nasuni
- Commvault
- Microsoft Server
- Azure Firewall
- VLAN / VWAN
- Hybrid connectivity and networking
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What's On Offer?
- £60,000–£67,000 DOE + Benefits
- Hybrid working – Kent
- Professional development and support towards further certifications.
- Hands-on experience with leading cloud and infrastructure technologies.
- The opportunity to work within a collaborative, service-driven environment.
- The chance to play a key role in the technology landscape behind industry-defining global projects.
- Excellent opportunities for career and technical development.
- A senior position offering genuine ownership and influence across the organisation's infrastructure.
Interested? If you're an experienced 3rd Line Infrastructure / Cloud professional looking for your next challenge and have the technical expertise to operate within an enterprise-scale environment, we'd love to hear from you.
To apply or find out more, please contact Hassan Qaumi at Marble Grange Group for a confidential conversation.
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