Role Purpose

The Infrastructure Systems Administrator will play a key role in the delivery, support, security, and ongoing development of enterprise ICT infrastructure services. The successful candidate will work within a larger ICT team and contribute to the administration, maintenance, enhancement, and strategic evolution of on-premise and cloud-based infrastructure platforms.
The role requires strong technical expertise across Microsoft cloud technologies, systems administration, virtualization, networking, security, vendor management, and ICT project delivery.

Candidates should ideally possess:

• A Level 8 qualification, as recognised on the National Framework of Qualifications (NFQ), or equivalent, in:
  • Computer Science
  • Information Technology
  • or another relevant discipline.

Candidates holding a relevant Level 7 or Level 6 qualification will also be considered. Successful candidates appointed with these qualifications will be required to complete a Level 8 qualification (supported by the organisation) within a three-year timeframe.

• Minimum of 2 years' experience in an Enterprise ICT environment working as a Systems Administrator with a strong focus on Microsoft cloud services.
• Demonstrated experience in:
  • Solution design
  • Solution implementation
  • System maintenance
  • Cost and billing management
• 3-5 years' hands-on experience with relevant technologies including:
  • Microsoft Azure
  • Microsoft 365/Office 365
  • Azure Identity and Access Management
  • Exchange Online
  • Microsoft Teams
  • Active Directory
  • DHCP and DNS
  • VMware
  • Commvault
• Microsoft certifications in relevant Azure and Microsoft 365 technologies.

• Experience with comparable cloud technologies such as AWS.
• Networking, Firewall, web filtering, and application filtering knowledge and certifications such as:
  • CCNA
  • CCNP
• ITIL v3/2011 or ITIL v4 certification.
• PRINCE2 Project Management certification.
• Experience with:
  • IPS/IDS
  • PAM
  • IAM
  • SIEM
  • Syslog technologies
• Strong Microsoft Windows Server administration skills including:
  • Windows Firewalls
  • Security hardening
• Mobile Device Management experience using technologies such as:
  • Microsoft Intune
  • AirWatch
• Public sector procurement experience.
• Experience with ICT ticketing systems and service management.
• Experience working within large ICT teams including:
  • Service Delivery
  • Networking
  • Security
  • Applications
  • Research & Innovation

The successful candidate will demonstrate:

• Strong Systems Administration and/or Networking Administration skills.
• Vendor and Managed Service Provider management experience.
• Excellent communication, negotiation, and stakeholder engagement skills.
• Strong customer service orientation with the ability to anticipate and respond to changing business needs.
• Procurement and supplier management capabilities.
• ICT project management experience including planning, delivery, and coordination of technical projects.
• Knowledge of ITIL Service Management methodology.
• Strong analytical, troubleshooting, and problem-solving skills.
• Ability to work independently and collaboratively within multidisciplinary teams.
• Fluent English communication skills, both written and verbal.

The successful candidate will demonstrate:

• Effective decision-making within a business context.
• A structured, organised, and methodical approach to work.
• Commitment to quality service delivery and continuous improvement.
• Strong resource planning and organisational capability.
• Positive and supportive leadership behaviours.
• Understanding of organisational and operational business context.
• Strong information management and documentation skills.
• Commitment to teamwork and collaboration.
• Flexibility and adaptability in response to changing priorities.
• Initiative and proactive problem-solving.
• Resilience and ability to perform under pressure while managing competing priorities.

The successful candidate will:

• Contribute as a member of the Infrastructure Team to the delivery and support of enterprise infrastructure services.
• Manage and administer virtual server environments and cloud infrastructure platforms.
• Support and maintain technologies including:
  • Windows and Linux Servers
  • Active Directory
  • VMware
  • SAN technologies
  • Commvault
  • Veeam
  • File sharing platforms
  • Monitoring platforms
  • Microsoft 365
  • Azure
  • Azure AD/Entra ID
  • Microsoft Teams
  • Dynamics 365 CRM
  • Dataverse
  • PowerApps
  • Network infrastructure including Juniper, Dell, and Cisco devices
• Provide technical guidance and oversight to Managed Service Providers and external suppliers.
• Participate in Disaster Recovery and Business Continuity planning and testing activities.
• Lead and support security hardening initiatives across cloud and on-premise systems.
• Assist in the configuration and management of mobile devices through Microsoft Intune.
• Support procurement activities including drafting, reviewing, and evaluating tenders for ICT services, software, and hardware.
• Participate in supplier and contract management activities including risk management and performance reviews.
• Track and manage ICT hardware and software assets throughout their life cycle.
• Lead planning, testing, and deployment of:
  • Security patches
  • Operating system upgrades
  • Software upgrades
• Support rollout and maintenance of security and monitoring tools.
• Manage incident resolution and participate in problem management processes.
• Project manage infrastructure and cloud migration initiatives.
• Contribute to infrastructure documentation and technical standards.
• Research and evaluate emerging technologies and service models.
• Maintain continuous professional development and participate in performance management processes.
• Support organisational quality customer service commitments.
• Comply fully with health, safety, and organisational policies.
• Undertake additional duties as assigned.

• Microsoft Azure
• Microsoft 365/Office 365
• Azure Entra ID
• Exchange Online
• Microsoft Teams
• Active Directory
• VMware
• Commvault
• Veeam
• Windows Server
• Linux
• DHCP/DNS
• Intune
• Cisco/Juniper/Dell networking
• Dataverse
• Power Platform
• Dynamics 365

• Microsoft Azure Certifications
• Microsoft 365 Certifications
• CCNA/CCNP
• ITIL v4
• PRINCE2
• Security-related certifications

The role involves close collaboration with:

• ICT Infrastructure Teams
• Service Delivery Teams
• Security Teams
• Managed Service Providers
• Software and Hardware Vendors
• Internal Business Stakeholders