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.

What will you do?

• 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).

You should have experience in the following:

• 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.
• Strong documentation capability (architecture artefacts, roadmaps, standards).
• Experience supporting security and regulatory frameworks

Technical Environment includes:

• Enterprise Windows Server environments
• VMware virtualisation platforms
• Storage & backup infrastructure
• Azure IaaS / PaaS
• Active Directory / Entra ID
• Network and security integration
• Disaster Recovery & Business Continuity design