We are partnering with a growing financial services organisation in Dublin to hire an experienced VMware & Windows Server Administrator. This role will sit within a secure, enterprise-scale infrastructure team, supporting core virtualisation and identity platforms in a highly regulated environment. The successful candidate will play a key role in maintaining platform stability, strengthening security controls, and driving continuous improvement across the infrastructure estate. This position also acts as a senior escalation point for complex technical issues.
Key Responsibilities
Manage and optimise VMware environments (vSphere, vCenter, ESXi), including clusters, resource allocation, and high availability
Administer Active Directory services including users, groups, GPOs, and domain controllers
Support and maintain Windows Server environments to ensure performance, resilience, and security
Act as escalation point for complex Level 2 infrastructure incidents
Execute and document monthly control activities including patching, vulnerability management, system hardening, backup validation, and capacity reviews
Support disaster recovery planning and recovery testing
Drive remediation of technical debt and contribute to infrastructure improvement initiatives
Experience Required
3–5 years' experience in VMware and Windows Server administration
Strong expertise in VMware (vSphere, vCenter, ESXi)
Solid Active Directory and Group Policy experience
Understanding of DNS, DHCP, and core networking fundamentals
PowerShell scripting for automation and operational efficiency
Experience working in a regulated or compliance-driven environment
Working knowledge of ITIL practices
Relevant certifications such as VCP or Microsoft certifications are advantageous.
How to Apply:
If you are interested in this role, please apply with your updated CV.