Vacancies

Senior Hydrogen Engineer

Reporting to the Technical Manager – Hydrogen Programme, the Senior Hydrogen Engineer is responsible for supporting the demonstration of network readiness and the delivery of demonstration projects related to the hydrogen programme for Gas Networks Ireland. The position involves collaboration with other business units and external stakeholders to ensure all technical and safety considerations associated with hydrogen demonstration projects, both on and off the network, are identified, addressed, and delivered systematically.

The Senior Hydrogen Engineer will lead the hydrogen innovation research programme by managing projects, developing solutions, building business cases, collaborating with external partners and policymakers to advance hydrogen safety and provide supporting evidence. The jobholder will work closely with the Innovation Delivery Team to ensure a coordinated and effective use of resources through the Brownsbarn Network Innovation Centre. Due to this close working relationship with the Innovation Delivery Team and the Brownsbarn Network Innovation Centre, it is expected that the jobholder may need to work out of the Brownsbarn campus as required to facilitate aspects of project delivery.

• Ref No. GNI999
• Cork/Dublin

Business Intelligence Analyst

The Data Competency Centre (DCC) delivers centralised ownership and oversight of activities which manage, measure and improve GNI’s data. The DCC advise on the governance, design and management of data and monitor resulting data quality. Within the DCC, GNI data management policy and procedure is created, data architecture is managed, and business intelligence initiatives are prioritised in line with enterprise wide needs. Reporting to the Business Intelligence Lead, the Business Intelligence Analyst is responsible for the creation of on-demand enterprise reports to meet GNI business intelligence demands as well as supporting the delivery of key BI initiatives and reports to facilitate informed decision making and assist in the effective management of the business. The Business Intelligence Analyst is also responsible for the support of GNI business users in the use of SharePoint solutions within GNI through direct management, best practice methodologies and a supported superuser network.

• Ref No. GNI998
• Cork/Dublin

Hydrogen Programme Analyst

Reporting to the Hydrogen Commercial Manager, the Programme Analyst will coordinate collaborative projects both with external stakeholders and internal departments and will assist in the development of business plans and assessments and support the development of the Hydrogen Programme in Gas Networks Ireland

• Ref No. GNI997
• Cork/Dublin

Cyber Security - Security Operations Centre (SOC) Lead

Based in Cork or Dublin and reporting to the Cyber Security Manager, the SOC Lead is accountable for leading GNI’s internal Security Operations Centre, managing a team of security analysts, and ensuring operational excellence across detection and response platforms. This includes managing ticket workload, defining and refining SOC processes and procedures, and governing relationships with the external SOC managed service provider. The role drives performance across Microsoft Sentinel, Microsoft Defender XDR (and its managed service), and Network Detection & Response (NDR), focusing on improving detection fidelity, reducing false positives, and achieving measurable improvements. In addition, the SOC Lead acts as CSIRT Lead during major incidents, coordinating P1/P2 incident response, ensuring adherence to the Incident Response Plan (IRP), managing communications, containment, eradication, and recovery activities, and leading post-incident reviews to embed lessons learned into continuous improvement.

• Ref No. GNI996
• Cork/Dublin

Cyber Security Risk and Vulnerability (RVM) Lead

Based in Cork or Dublin and reporting to the Cyber Security Manager, RVM Lead role leads the enterprise-wide Threat and Vulnerability Management (TVM) programme, ensuring proactive identification, assessment, prioritisation, and remediation of cyber risks across IT, OT, and cloud environments. The Risk and Vulnerability Management Lead drives continuous improvement in risk posture through advanced threat hunting, security assessments, cyber threat intelligence integration, attack surface management, insider threat detection, incident response readiness, and robust reporting and metrics. Acting as the subject matter expert for vulnerability management and cyber resilience, the role collaborates with technical and business stakeholders to safeguard critical assets and enable secure business operations.

• Ref No. GNI995
• Cork/Dublin

Network Security Lead

Based in Cork or Dublin and reporting to the Cyber Security Manager, this Senior Security Analyst (Network Security Lead) role is central to GNI’s mission to strengthen perimeter, edge, and internal segmentation controls, reducing attack surface and enabling secure change at pace. As a senior individual contributor, you will act as the technical lead for firewall architecture, engineering, and operations across on-premises and cloud-connected IT/OT/ET environments - designing policy, assuring high availability and performance, driving secure remote access, and integrating controls with detection/response and vulnerability management. The role follows a hybrid work pattern, requires participation in an on-call rota, and may involve occasional out-of-hours work. You’ll provide day‑to‑day guidance and performance input for junior analysts, ensuring both operational excellence and knowledge transfer within the team.

• Ref No. GNI994
• Cork/Dublin

Security Analyst (Cyber Security)

Based in Cork or Dublin and reporting to the Cyber Security Manager, The Security Analyst is a key member of GNI’s Security Operations team, responsible for day-to-day security monitoring, incident response, and the administration of security infrastructure across both IT and OT environments. This role combines hands-on technical work with proactive threat detection, vulnerability management, and continuous improvement of security processes. Working closely with internal teams and external partners, the Security Analyst helps ensure the confidentiality, integrity, and availability of GNI’s critical assets, while supporting the business in achieving its strategic objectives.

• Ref No. GNI993
• Cork/Dublin