Mobility & Collaboration Engineer—Intune & Identity

Millennium; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

Millennium is seeking an experienced IT Infrastructure Administrator to join our London-based team. You will administer Intune, manage app lifecycles, and design secure access using Entra Proxy and Global Secure Access across corporate devices and BYOD.

The role requires strong PowerShell scripting, MS 365 knowledge, and excellent collaboration across global teams. You will work with vendors and internal developers to ensure secure, scalable mobility solutions.

Qualifications

• Experience with mobile device management and mobile application management using Microsoft Intune.
• Experience with Microsoft Entra Application Proxy and Global Secure Access.
• Experience with Microsoft 365 services (Azure AD, Exchange Online, OneDrive, SharePoint Online).

Responsibilities

• Administer Microsoft Intune for device enrollment, compliance, and migrations.
• Manage lifecycle of mobile apps across BYOD environments.
• Design and maintain Entra Application Proxy solutions for secure publish.
• Engineer and support Global Secure Access, policies, and CA integration.
• Coordinate iOS/iPadOS release readiness and Intune SDK integration.
• Validate policies, monitor infrastructure health and performance.
• Resolve requests and incidents via ServiceNow and vendor support.
• Automate processes, contribute to global projects, document procedures.

Skills

Intune

Entra Proxy

PowerShell

MS 365

Communication

Tools

Microsoft Intune

Entra Proxy

Global Secure Access

Job description

Millennium is seeking an experienced IT Infrastructure Administrator to join our London-based team. You will administer Intune, manage app lifecycles, and design secure access using Entra Proxy and Global Secure Access across corporate devices and BYOD.

The role requires strong PowerShell scripting, MS 365 knowledge, and excellent collaboration across global teams. You will work with vendors and internal developers to ensure secure, scalable mobility solutions.