Cybersecurity Architect

5 days ago


Dublin, Dublin City, Ireland EirGrid plc Full time

The company EirGrid plc is behind Ireland's electricity grid and operates the power system with world-leading levels of variable asynchronous renewable generation, ensuring everyone has power when needed.

Principal Network Security Engineer

We are transforming the power system for future generations, requiring pioneering engineering effort together with highly secure IT capability to respond successfully to the scale of disruption. This offers a unique opportunity to further your career in cybersecurity while playing a significant role in protecting critical national infrastructure.

We're an IT-intensive business operating state-of-the-art, specialised business-critical systems 24/7. Our future has never looked more exciting. If you are too, we would like to invite you to be part of it.

The Opportunity

This role is within our well-established Enterprise Security team where you will assist in the operation and development of IT security solutions across various technical platforms, data networks, and security domains. The solutions underpin the organisation's corporate, market, and power system operational functions.

  • Design and implement secure network solutions that align with the organisation's security policies and business goals.
  • Recommend and evaluate new network security technologies and solutions.
  • Configure and manage next-gen firewalls, intrusion detection/prevention systems (IDS/IPS), network access control (NAC), and virtual private networks (VPN).
  • Implement and maintain secure connectivity solutions for on-premises, cloud, and hybrid environments.
  • Support and optimise a variety of security or network operational solutions that facilitate event data collection, systems monitoring, threat detection, vulnerability management, perimeter defences, enterprise password management, and network infrastructure management such as email and web gateways.
  • Create and maintain comprehensive documentation for network security designs, configurations, and procedures.
  • Respond to security incidents escalated from a Tier 1 Security Operations Centre by carrying out advanced analysis and remediation whilst overseeing the necessary engagement with internal stakeholders and external security partners.
  • Develop and maintain operational procedures and run books, driving improvements and automation where possible.
  • Manage micro-segmentation solutions.
  • Operate and manage WAF technologies.
  • Assist the 'Blue Team' in response to incidents and/or attack simulations.


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