Infrastructure Engineer-Inside IR35

My client, a well known Retail business, is looking for a Senior Infrastructure Engineer with strong experience in identity modernisation, particularly around moving away from legacy directory services and helping shape a more secure, scalable, cloud first environment.

This is an initial 6 month contract, Inside of IR35 and requires 2 days per week on site in Hatfield.

We’re looking for a hands-on Infrastructure Engineer to support a hybrid Microsoft environment, with a strong focus on BAU, ticket resolution, and operational stability.

This is not a senior/architect-level role, we need someone who enjoys getting stuck into day-to-day support, resolving issues, and keeping systems running smoothly.

Key Responsibilities

Provide BAU / 2nd–3rd line support across Azure and Microsoft 365 environments
Manage and resolve tickets, incidents, and service requests in line with SLAs
Administer Azure resources via the Azure portal (VMs, networking, storage, identity)
Support Active Directory / Entra ID, including users, groups, and access management
Troubleshoot issues across Windows Server, M365, and cloud infrastructure
Write and maintain PowerShell scripts for automation and admin tasks
Support Intune / endpoint management where required
Work closely with service desk and wider IT teams to ensure smooth operations

Required Skills & Experience

Strong experience in a BAU / support-led infrastructure role
Good working knowledge of Microsoft Azure (portal-based admin)
Solid PowerShell skills (scripting, automation, troubleshooting)
Experience with Microsoft 365 (Exchange Online, Teams, SharePoint)
Strong understanding of Active Directory / Entra ID
Experience working in ticket-driven environments (ServiceNow, Jira, etc.)
Confident troubleshooting and resolving day-to-day infrastructure issues

Nice to Have

Experience with Intune / Autopilot / endpoint management
Exposure to basic networking (DNS, DHCP, firewalls)
Experience in regulated or enterprise environments

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