Senior M365 & Azure Systems Administrator

eir business talent; Dublin; On-site; EUR 101,000 - 138,000; Part time

Job summary

eir business talent is seeking a senior Systems Administrator for a six‑month daily-rate contract in Dublin 2. The role emphasizes deep Microsoft 365 administration, Intune governance, Azure management and a strong focus on Entra ID transitions.

You will lead security and identity initiatives, manage endpoints, and oversee on‑prem AD transition efforts while supporting Defender and SentinelOne security tooling. Eligible candidates must be able to work full time in Ireland.

Qualifications

• 5–6 years of experience in systems administration with M365
• Hands-on experience with all portals in Microsoft 365 Admin Center
• Strong hands-on experience with Microsoft Entra ID user management
• Experience with Microsoft Intune administration and Azure services

Responsibilities

• Lead the administration and governance of Microsoft Intune for endpoint management across a Windows 11 estate
• Admin portals within Microsoft 365 including SharePoint Online, Outlook, Defender, Purview and Teams
• Assist in administration and maintenance of virtual servers, networks and mobile estate
• Ensure security, integrity, and availability of ICT systems and data
• Azure administration and management of on-prem Active Directory and Entra ID transitions
• Manage transition to Entra ID from hybrid setup and migrate VMs to Azure
• Defender for Business and SentinelOne management
• Monitor security and respond to alerts and incidents

Skills

M365 administration

Intune

Azure

Entra ID

Defender for Business

SentinelOne

Active Directory

Tools

Microsoft 365 Admin Center

Azure Portal

Entra ID / Azure AD

Job description

eir business talent is seeking a senior Systems Administrator for a six‑month daily-rate contract in Dublin 2. The role emphasizes deep Microsoft 365 administration, Intune governance, Azure management and a strong focus on Entra ID transitions.

You will lead security and identity initiatives, manage endpoints, and oversee on‑prem AD transition efforts while supporting Defender and SentinelOne security tooling. Eligible candidates must be able to work full time in Ireland.