Enterprise Architect - Infrastructure

Ergo are Ireland’s leading Microsoft Partner. We are specialists in helping Enterprise clients migrate their on‑prem environments to the cloud and we are currently seeking an Enterprise Architect to supplement our delivery team delivering a critical cloud migration for a well‑known public sector body.

The successful candidate will operate at both strategic and governance levels, working closely with senior stakeholders to define target‑state architecture, modernisation roadmaps, and transitional hybrid operating models.

You should have experience leading data centre migrations and infrastructure transformation working with Windows Server, VMware and Azure.

This is a contract hybrid role based in Dublin.

• Provide architectural leadership across a mature on‑prem infrastructure environment.
• Lead structured assessment of current state architecture, including hosting, networking, identity and security.
• Define phased roadmap toward hybrid/cloud adoption aligned to business and regulatory requirements.
• Develop and maintain enterprise‑level infrastructure architecture artefacts.
• Lead architecture reviews across server, storage, networking, identity and security domains.
• Define technical standards and architectural principles.
• Lead planning and oversight of data centre migration initiatives and infrastructure consolidation.
• Define migration strategies for applications and data.
• Design hybrid architecture integrating on‑prem data centres and Azure (IaaS, PaaS integration).

• Proven experience leading data centre migrations and infrastructure transformation.
• Experience supporting large‑scale managed service contracts or service design frameworks.
• Strong Azure architecture exposure, particularly in hybrid environments.
• Experience with TOGAF or equivalent enterprise methodology desirable. xcfaprz
• Strong documentation capability (architecture artefacts, roadmaps, standards).
• Experience supporting security and regulatory frameworks

• VMware virtualisation platforms
• Storage & backup infrastructure
• Active Directory / Entra ID
• Network and security integration
• Disaster Recovery & Business Continuity design