My client based in Drogheda are currently on the lookout for an Infrastructure Systems Administrator to manage and support our on-premises and cloud-based IT infrastructure. This role is responsible for maintaining servers, endpoints, and network components, administering user access and security, and ensuring system reliability across a diverse technology stack. The ideal candidate will bring strong troubleshooting skills, hands-on experience with both hardware and software systems, and the ability to provide end-to-end support in a dynamic environment.
Key Responsibilities
* Troubleshoot and resolve hardware, software, and network issues, including diagnosing outages and system performance problems.
* Configure, install, and manage servers, laptops, desktops, mobile devices, printers, and scanners.
* Administer Active Directory, Group Policies, OUs, and Azure AD/Entra ID for user/group management and identity access.
* Manage Microsoft 365 services (Exchange, SharePoint, Teams, OneDrive) and support cloud-based business applications such as Oracle NetSuite.
* Perform system backups, patch management, and implement endpoint protection using Microsoft Defender, MDM, and ATP.
* Support network fundamentals (TCP/IP, DNS, DHCP, VLANs, WAN, Fibre, Wi-Fi standards) and assist with structured cabling and connectivity issues.
* Monitor system performance using Microsoft PurView, InTune, SNMP, syslog, and log analysis tools.
* Provide desktop and software support, including imaging devices, supporting engineering applications (SolidWorks, ZW CAD), ERP (NetSuite), payroll software, and Microsoft Office suite.
* Manage and support remote access tools, ticketing systems, and IT documentation.
* Assist in basic security administration, including certificate generation, installation, and revocation.
* Collaborate with stakeholders to ensure IT systems meet business needs, while maintaining compliance with security and governance standards.
Required Skills & Experience
* 3+ years' experience in systems or infrastructure administration.
* Strong knowledge of Windows Server (2022), Windows 11, Active Directory, Azure AD/Entra ID, and endpoint security solutions.
* Experience with Microsoft 365 administration and cloud services.
* Hands-on knowledge of hardware platforms (HP ProLiant servers, Dell/Lenovo laptops, HP workstations, printers, mobile devices).
* Familiarity with basic networking concepts (TCP/IP, DNS, DHCP, VLANs, Wi-Fi, fibre connectivity).
* Strong troubleshooting, diagnostic, and problem-solving skills.
* Excellent communication and stakeholder engagement abilities.
Desirable Skills
* Experience with macOS and iOS devices in mixed environments.
* Exposure to scripting/automation with PowerShell or Python.
* Familiarity with engineering/CAD applications (SolidWorks, ZW CAD).
* Understanding of ITIL processes and documentation standards.
* Monitoring and reporting experience across on-premises and cloud environment