3rd Line Support Engineer

ECS Resource Group Ltd • London, London, United Kingdom • Posted June 01, 2026

Location London, London
Job Type Full-time
Category computer-and-mathematical
Posted June 01, 2026
3rd Line Microsoft Engineer

Location: Belgravia, London (5x days onsite per week)

Day Rate: £270.00 per day

Length: 3 months

About the Role

We're looking for a highly skilled 3rd Line Microsoft Engineer to join our growing IT & Cloud Services team. This is a hands-on technical role where you'll act as an escalation point for complex issues, drive Microsoft cloud adoption, and help enhance our modern workplace environment. You'll play a key part in supporting, securing, and optimising our Microsoft ecosystem - with a strong focus on Entra ID, Intune, PowerShell, Azure services, and email security (Mimecast).

What You'll Be Doing

Acting as a senior escalation point for 2nd Line teams and resolving complex Microsoft-related incidents.
Administering, managing, and troubleshooting Entra ID (Azure AD) including conditional access, identity protection, authentication and SSO.
Creating, deploying, and managing Intune policies, configur...

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