Project Foundry Resourcing Services
Job Specification: Azure Entra – M365 Specialist
Contract Type: Contract Seniority: Senior (6+ years experience) Location: Remote/Hybrid - Ireland Mindset: Growth mindset required
Role Overview
We are seeking a Senior Microsoft 365 / Entra Engineer to support and evolve a complex enterprise hybrid cloud environment serving approximately 10,000 users across multiple Microsoft tenants.
This is a senior technical role operating at Level 3, responsible for advanced administration, engineering, and platform optimisation across Microsoft 365, identity, security, collaboration, and Azure-integrated services. The successful candidate will work in a multi-tenant enterprise environment, supporting migrations, integrations, and secure service delivery at scale. You will join the M365/Azure team to assist in resolving escalated tickets, deploying new technologies and best practices, and onboarding new tenants.
At a high level, this role requires senior (L3) engineering experience in large-scale Microsoft 365 environments, strong hands-on experience with Microsoft Entra ID and enterprise Identity and Access Management (IAM), and experience supporting multi-tenant Microsoft cloud environments. You must also have proven experience delivering tenant migrations and onboarding projects, strong PowerShell scripting and automation capability, and experience integrating cloud identity with on-premise infrastructure.
Key Responsibilities
Microsoft 365 Administration & Optimisation (Core) You will administer and optimise the full Microsoft 365 suite within a large-scale enterprise environment. This includes managing Exchange Online, SharePoint Online, and Microsoft Teams environments. You will also configure and support Teams Enterprise Voice, call flows, policies, and telephony integrations, as well as support tenant migrations, onboarding activities, and cross-tenant collaboration.
Identity & Access Management (Core) A central part of this role involves administering and engineering Microsoft Entra ID (Azure AD). You will design and manage Conditional Access Policies and Zero Trust controls, support hybrid identity integrations with on-premises infrastructure, and manage B2B and B2C identity models across multi-tenant environments. Additionally, you will implement secure authentication, Single Sign-On (SSO), Multi-Factor Authentication (MFA), and identity governance controls.
Endpoint & Collaboration Platforms (Required) You will manage the device estate using Microsoft Intune, implementing endpoint security policies, compliance controls, and device lifecycle governance. Furthermore, you will support collaboration architecture, document management, and information structure.
Entra Security (Required) You will implement Entra and M365 security best practices, working closely with the Security Operations Team to deploy tools that monitor operations and ensure a secure environment.
Automation (Required) You will develop and maintain automation scripts using PowerShell and the Microsoft Graph API to streamline operations and improve efficiency.
Skills & Experience
Essential Skills:
Desirable Skills (Good to Have):
Certifications
Relevant Microsoft certifications are highly desirable, particularly those focused on Enterprise Administration, Security, Identity, or Azure.