Own critical Windows-based systems in a high-impact national organisationGain real influence across enterprise infrastructure and cloud operationsLead improvements in performance, security, and service deliveryA high-impact opportunity has opened for a Windows System Administrator to join a nationally significant organisation supporting social inclusion and community development. Operating at the core of technology delivery, you will help shape and enhance enterprise Windows infrastructure, hybrid cloud environments, and core business systems across a complex, multi-platform estate.You’ll act as a senior escalation point for critical Windows systems, providing Level 3 support and ensuring stability, performance, and resilience across on-premises servers, Active Directory environments, and Microsoft 365 services. This is a hands-on technical role where you’ll contribute to automation, system optimisation, patching strategies, and ongoing cloud transition initiatives.Working across technologies such as Windows Server, Active Directory, Entra ID, Microsoft 365, Group Policy, and SharePoint (online and on-prem), you’ll play a key role in strengthening security posture, supporting audits, and ensuring compliance with organisational and regulatory standards. The role also involves collaborating with internal teams, supporting infrastructure projects, and mentoring junior engineers where required.Why This Role Stands OutOwnership of critical Windows infrastructure in a large-scale enterprise environmentOpportunity to support cloud migration and automation initiativesExposure to governance, security compliance, and audit processesHigh-impact role with strong collaboration across technical and business teamsWhat You Bring10+ years’ experience in IT supportStrong expertise in Windows Server, Active Directory, Entra ID/Azure AD, and Microsoft 365Experience providing advanced technical (Level 3) support and resolving complex issuesPension scheme + generous annual leaveBlended working model (remote + office options)Interested in a role where you can take ownership of enterprise Windows systems while driving operational stability and continuous improvement?Contact Serena Akbib on +353 1 960 9972 or send your CV to serena.akbib@archer.ie.
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