Cloud Infrastructure Engineer

Eircom Limited; Dublin; Hybrid; EUR 80,000 - 110,000; Full time

Job summary

eir Business is seeking a Cloud Infrastructure Engineer to join a team delivering managed network services to a large Irish enterprise client. You will design, implement and support secure network and security solutions across on‑premises and Azure, with a strong focus on Check Point and Cisco technologies.

The role involves automation of Azure infrastructure using Terraform, API‑driven security, incident response and compliance, plus ongoing optimisation of cloud networking and security

Qualifications

• Proven experience designing and operating networking and security in on‑premises and Azure cloud infrastructure.
• Strong knowledge of Azure networking, Check Point CloudGuard and ExpressRoute.
• Hands-on experience with Terraform and IaC for automation.
• Experience with API-driven security integrations and Cisco technologies.

Responsibilities

• Design, implement and support secure network and security solutions on‑premises and Azure.
• Automate Azure infrastructure and security deployments using Terraform and IaC.
• Manage Check Point CloudGuard policies and configurations.
• Support Cisco routing, switching, BGP, IPSec, and Firepower technologies.
• Monitor, troubleshoot and optimise cloud network security services.
• Prepare customer-facing security reports and technical briefings.
• Ensure compliance and participate in incident response and change management.

Skills

Networking design

Cloud security

Terraform IaC

Cisco networking

Azure networking

Security automation

Tools

Azure

Terraform

Check Point CloudGuard

Firepower Management Centre

Cisco ACI

Job description

eir Business is the B2B division of eir and one of Ireland's leading providers of telecommunications, technology, cloud, cybersecurity, managed IT and workplace solutions. Supporting organisations of all sizes, from SMEs to large enterprises and public sector bodies, eir Business delivers secure, end-to-end connectivity and digital transformation services that help customers operate more efficiently, securely and effectively. Leveraging Ireland's largest mobile network, extensive fixed‑line infrastructure, cloud capabilities and 24/7 expert support, eir Business partners with customers to design, implement and manage technology solutions that enable innovation, productivity and business growth.

eir business is seeking a Cloud Infrastructure Engineer to join a team of network and security infrastructure professionals delivering managed network services to a large Irish enterprise client. The Cloud Infrastructure Engineer will be responsible for the design, implementation, operation, and ongoing support of enterprise networking and cloud security components in a hybrid environment including Azure with a strong focus on Check Point and Cisco technologies.

Why This Role:

The role supports business‑critical services, ensuring high availability, security compliance, and operational excellence. You will act as an SME, engaging with engineers, management, and customer stakeholders to define solution approaches, agree maintenance objectives, introduce new capabilities, initiate technical improvements, and drive issue resolution.

This is a hands‑on role covering solution design and delivery, plus the management and operation of critical infrastructure to a high standard. Strong troubleshooting skills are essential.

Hybrid role, based in HSQ Dublin.

Expectations From TheRole:

• Design, implement and support secure network and security solutions on‑premises and Azure.
• Automate Azure infrastructure, network and security deployments using Terraform and Infrastructure‑as‑Code (IaC).
• Implement API‑driven security automation, including management of Check Point CloudGuard policies and configurations.
• Support Cisco networking and security technologies, including routing and switching, BGP, IPSec VPNs, Firepower and ACI, providing proactive monitoring, troubleshooting, capacity planning and service improvement.
• Collaborate with infrastructure, cloud and security teams to deliver resilient and secure cloud solutions.
• Monitor, troubleshoot and continuously improve cloud network and security services.
• Support security reviews, incident response activities and compliance requirements.
• Perform planned changes, upgrades, patching, and lifecycle management of network and security platforms.
• Manage infrastructure reliability, ensuring availability, performance, resilience, and compliance with agreed SLAs.
• Prepare and deliver customer‑facing security reports, technical briefings covering firewall operations, threat activity, policy compliance, risk exposure, and remediation recommendations.

Requirements For ASuccessful Application:

• Proven experience designing and operating networking and security in on‑premise and Azure cloud infrastructure.
• Strong understanding of Azure networking and security services, build out of Check Point Security and ExpressRoute with a knowledge of VNets, NSGs, Azure Firewall, Load Balancing and network segmentation.
• Hands‑on experience with Terraform, Infrastructure‑as‑Code (IaC) and automation of cloud network and security services.
• Experience with API‑driven integrations and security automation, including Check Point CloudGuard or similar cloud security platforms.
• Strong experience with Cisco networking and security technologies, including routing and switching, BGP, IPSec, packet capture and advanced network troubleshooting.
• Experience supporting and managing Cisco physical and virtual routers, Firepower Management Centre (FMC) and Firepower Threat Defence (FTD) platforms.
• Knowledge of Cisco ACI, including routing, switching and L3Out connectivity.
• Experience with firewall management, monitoring, troubleshooting, capacity planning and performance optimisation across enterprise environments.
• Strong operational experience in large‑scale enterprise and multi‑site environments, with proven expertise in solution design, deployment, delivery and ongoing operational management.
• Excellent interpersonal skill including relationship development skills influencing, and communications skills with the ability to interact effectively with internal stakeholders at all levels within the business and external customer.
• A track record of effectively assessing and managing competing priorities.
• Highly motivated, strong attention to detail, team oriented, organised

Others:

Our purpose is to connect for a better Ireland.

Our ambition is to be the number one choice for telecommunications and technology solutions, delivering for our customers today and into the future.

Our new values and behaviours reflect both who we are and who we strive to become. They are the way that we bring our purpose to life in eir.

We are committed to creating an inclusive and supportive work environment. If you require any reasonable adjustments during the application or interview process, please let us know, and we will work with you to meet your needs.

If successful in the interview process, eir reserves the right to conduct appropriate suitability checks in relation to prospective employees including but not limited to reference checking and/or other searches using publicly available information.