Network Engineer

EirGrid Group has a unique role to play in leading this radical transformation of our power system in support of the transition to renewable energy. This will require pioneering engineering effort together with enhanced IT capability to respond successfully to the scale of disruption. This offers a unique opportunity to further your career while playing a significant role in delivering EirGrid Group’s transformation.

We’re an IT intensive business, and we operate a state-of-the-art, specialised business-critical systems, 24/7. Our future has never looked more exciting. And this is an incredible opportunity to be part of it. The world is ready for change. If you are too, join us.

The Opportunity

This role offers the opportunity to work with cutting-edge technology in a dynamic and challenging environment. The Principal Network Engineer will be instrumental in shaping the organisation's IT infrastructure, ensuring resilience, and driving innovation.

The Principal Network Engineer will play a pivotal role in developing and supporting advanced data networking solutions across diverse technical platforms and security domains. These solutions form the foundation of the organisation’s corporate operations, mission-critical power system operations, and market functions.

Key Responsibilities

• Design, deploy, monitor and troubleshoot local area networks using a variety of network equipment, software and protocols including layer2/3 switches, spanning tree, fibre, CAT5/6 cable, VLANs, Multicast and network access lists
• Manage Azure cloud networking: Oversee the operation, configuration, and performance of cloud-based network infrastructure.
• Support mission-critical environments: support the reliability of network services for a highly IT-intensive, 24/7 business environment utilising advanced and specialised systems.
• Implement vulnerability management processes and remediation strategies to maintain a secure network posture.
• Manage and maintain networking for on-premises, co-location facilities, and remote Operational Technology (OT) environments.
• Install, configure, and support networking and security equipment from a wide range of industry leading vendors including Cisco
• Interface with multiple departments as the expert networking resource to assess, recommend, project plan and implement network solutions in support of business initiatives
  
  

Essential

About You

• 8+ years’ of relevant experience supported by a recognised qualification in a relevant technical discipline.
• Expertise in vulnerability management and remediation
• Extensive knowledge of networking, routing, and switching technologies.
• Strong understanding of best practices for network management, control, and monitoring, including network-attached infrastructure.
• Proven experience in:
• Business continuity and disaster recovery for network-related services.
• Developing and maintaining operational procedures and run books, with a focus on automation.
• Demonstrated technical and analytical skills with the ability to operate effectively in complex environments.
• Excellent interpersonal, communication, and time-management skills, with the ability to collaborate effectively within a team
• Expert knowledge of Firewalls, Cisco networking, VPNs, ISE, security best practice frameworks and environments.
  

Desirable

• Professional certifications such as CCNP, CCIE, Azure Network Engineer Associate, or equivalent.
• Experience of cloud infrastructures and migration of on-premises infrastructure to cloud service providers and connectivity to cloud service providers
• Experience with network automation tools and scripting (e.g., Python, Ansible, Netbox, OpsManage+).
  
  

Closing date for applications

04/12/2025

We're dedicated to diversity and inclusion at Eirgrid. We recognise the strength that comes from having a diverse workforce and the importance of a supportive culture for all our people to achieve their potential. Our diversity and inclusion networks have been designed to create an inclusive culture that enables our people to feel a sense of belonging at work.

As an equal opportunities’ employer, we welcome applications from people of all backgrounds. Reasonable accommodations are offered at every stage of our recruitment process