IT Infrastructure Engineer

IT Infrastructure Engineer
 
Location: Limerick, Ireland
Reporting to: IT Infrastructure Team Lead
 
About the Role
We are seeking an experienced IT Infrastructure Engineer to join our team, supporting a hybrid IT environment across project sites and central systems.
 
This role is critical to ensuring the reliability, security, and performance of both on-premise and cloud-based infrastructure. You will work across a mix of physical infrastructure, Microsoft Azure, and network connectivity to support business operations across geographically distributed locations.
 
Key Responsibilities
 
Infrastructure Deployment & Support
– Install, configure, and maintain on-site IT infrastructure including routers, switches, firewalls, and servers
– Set up and manage site IT environments, including connectivity, wireless networks, and end-user equipment
– Support commissioning of IT infrastructure for new project sites
 
Azure Cloud & Hybrid Infrastructure
– Deploy and manage Azure resources (Virtual Machines, networking, storage)
– Support and troubleshoot hybrid environments connecting on-premise infrastructure to Azure
– Manage and maintain Azure VPN connectivity for secure remote access
– Monitor and optimise performance of cloud infrastructure
 
Networking & Connectivity
– Troubleshoot network and connectivity issues across multiple locations
– Ensure resilient, secure connectivity between project sites and central systems
– Work with ISPs and third-party providers to maintain network uptime
 
Support, Maintenance & Monitoring
– Diagnose and resolve hardware, software, and infrastructure issues
– Perform patching, upgrades, and lifecycle management of IT systems
– Monitor system performance, availability, and security across environments
 
Security & Compliance
– Implement and maintain security best practices across infrastructure
– Collaborate with internal security teams to meet compliance requirements
– Support backup, restore, and disaster recovery processes
 
Asset & Documentation Management
– Track IT assets and maintain accurate inventory
– Produce and maintain technical documentation for systems and solutions
– Contribute to reporting on system health, usage, and incidents
 
Collaboration & User Support
– Work closely with internal IT teams, project managers, and site personnel
– Provide hands-on support and guidance to end users when required
– Engage with vendors and support providers to resolve issues efficiently
 
Required Skills & Experience
 
Technical Skills
– Strong experience supporting on-premise infrastructure (servers, networking, end-user devices)
– Proven experience working with Microsoft Azure (VMs, networking, storage)
– Experience in hybrid environments (on-prem + cloud connectivity)
– Solid networking knowledge (routing, switching, firewalls, VPNs)
– Experience troubleshooting complex infrastructure and connectivity issues
 
Desirable
– Experience with Azure networking (VPN / ExpressRoute)
– Exposure to automation or scripting (e.g. PowerShell, Azure tools)
– Understanding of infrastructure security best practices
 
Personal Attributes
– Strong problem-solving and troubleshooting skills
– Ability to work independently across multiple sites
– Clear communicator with both technical and non-technical stakeholders
– Organised, with good documentation and reporting discipline
– Flexible and adaptable in a project-driven environment
 
What We Offer
– Opportunity to work in a modern hybrid cloud environment
– Exposure to large-scale, multi-site infrastructure projects
– Career progression within a growing engineering organisation
– Competitive salary and benefits package
 
Additional Information
– This role involves travel to project sites across Ireland
– A full driving licence is required