Senior Infrastructure Engineer

Senior Infrastructure Engineer - Location: Leicester (Hybrid, 3 days on-site) - Salary: £50,000

A well-established organisation in Leicester is looking for an experienced Senior Infrastructure Engineer to take ownership of their IT infrastructure and help drive a programme of improvement across cloud, security, and end-user platforms.

This is a genuine hands-on technical role with real scope. You'll be the go-to person for everything from M365 architecture and Azure to endpoint management, networking, and cybersecurity; working closely with senior stakeholders and taking the lead on infrastructure decisions.

What you'll be doing:

• Administering and optimising a Microsoft 365 environment (Exchange Online, Teams, SharePoint, OneDrive)


• Managing Azure infrastructure including VMs, VNETs, and landing zones


• Leading on identity and access management via Microsoft Entra ID, including Conditional Access, MFA, PIM, and Passwordless


• Endpoint management across Windows, macOS, iOS, and Android using Intune and Autopilot


• Owning the security posture; vulnerability management, patch management, Defender, Purview, and liaison with an external SOC


• Supporting and maintaining LAN/WAN, Meraki networking, Cisco VPN, and backup/DR processes


• Keeping the organisation aligned to Cyber Essentials Plus, GDPR, and ISO27001


• Producing documentation, runbooks, and contributing to process automation

What we're looking for:

• Strong, hands-on M365 and Azure experience


• Solid grounding in security; endpoint, identity, and compliance


• Familiarity with tools including Mimecast, Nessus/Tenable, Alert Logic, Microsoft Sentinel


• Good networking knowledge (Meraki experience useful)


• Experience in an MSP or multi-tenant environment is a plus


• PowerShell scripting ability is desirable


• Clear communicator who can manage stakeholders as confidently as they can manage a firewall

If you're a technically strong infrastructure engineer who wants a role with genuine ownership and variety, apply now or get in touch for a confidential conversation.

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