NMS Senior Engineer - Operations Systems Support

• Power Flow
• Network Optimisation
• Load Forecasting
• Fault Location, Isolation & Service Restoration (FLISR)
• Distributed Energy Resource Management Systems (DERMS)

• Support and maintain the 24/7 operation of the NMS for ESB Networks and the National Distribution Control Centre.
• Ensure the smooth rollout, stable performance and reliable day-to-day operation of the NMS.
• Contribute to and support the delivery of new projects aligned with the strategic objectives of the DMSO, Operations and cross-functional teams-including workshops, requirements assessment, planning, implementation and testing.
• Maintain the network model through daily quality audits, issue identification and resolution.
• Support system maintenance activities such as software upgrades, security patches and site-switch procedures.
• Develop high-voltage (HV) standard configurations for generation and demand customers within the NMS and ensure accurate representation on the operational map.
• Monitor and support system interfaces to ensure seamless integration with the NMS and manage issue resolution when required.
• Maintain existing reporting and dashboards and develop new reporting solutions to support evolving business needs.
• Provide operational support to the business during critical service interruptions and major weather events.
• Support the development and enhancement of the NMS to support ESB Networks' strategic objectives for safe and effective distribution system management.
• Ensure compliance with all relevant regulatory requirements, standards and safety protocols.
• Work closely with stakeholders across the business to understand requirements, troubleshoot issues and support operational needs.
• Engage in stakeholder management with internal teams, external partners and system vendors; liaise with the NMS vendor to ensure system quality, manage incidents and support defect resolution.
• Develop and deliver training programmes to improve effective use of the NMS across the organisation.
• Create and maintain NMS training materials, job aids, user guides and support documentation.
• Develop functional specifications, operational procedures and processes for NMS operation and enhancement.
• Support system risk management activities, including fault analysis and operational incident investigations.
• Contribute to the design and implementation of advanced NMS and DMS applications.
• Provide support and collaboration to the OT Cybersecurity Manager.
• Offer operational expertise and guidance on NMS functionality to the wider DMSO team.
• Supervise and mentor junior team members, fostering collaboration, capability growth and knowledge sharing.

• Minimum of 5 years' relevant experience in NMS, DMS/OMS, or related engineering roles.
• Third level qualification in an engineering, IT or technical discipline, or equivalent industry experience.
• Proven ability to deliver on the key responsibilities associated with supporting, maintaining and developing the NMS.
• Strong knowledge and hands-on experience with NMS components, including OMS, DMS, network operations and model management.
• Demonstrated understanding of HV and MV electrical networks, network operations and safety considerations.
• Strong understanding of mission-critical Operational Technology (OT) environments.
• Experience in testing OT systems and applications, including functional, integration and user acceptance testing.
• Strong work ethic with a commitment to delivering on safety, quality and time.
• Ability to meet deadlines, manage multiple priorities and work effectively under pressure.
• Self-starter with the ability to work independently while supporting colleagues and project teams.
• Ability to technically mentor and support junior team members.
• Flexible and adaptable approach, particularly when needed to support operational or customer requirements.
• Excellent interpersonal skills, with the ability to build strong relationships across teams.
• Strong written and verbal communication skills, including the ability to prepare clear technical reports and documentation.

• Knowledge and on experience in HV and MV electrical distribution systems.
• Skilled in managing, maintaining, and troubleshooting Unix and Linux server environments.
• Experience in developing and supporting reporting solutions, data warehouses, and analytics workflows to enhance operational insight and decision-making.
• Understanding of OT network architecture, and system integration.
• Proficient in Unix, Linux, and related operating systems, with experience supporting enterprise environments.
• Working knowledge of Oracle NMS, with experience in configuration, support, or operational usage.

• Opportunity to lead Ireland's transition to net zero carbon future
• Career development through mentoring and training
• Corporate Social Responsibility Opportunities
• Sports and Social Clubs
• Networking opportunities
• Credit Union
• Generous Pension
• Access to staff well-being programmes
• Generous parental leave entitlements
• Strong values-based and inclusive culture
• Strong commitment to diversity, equity and inclusion
• Great team environment working to our Core Values: Courageous, Caring, Driven and Trusted

ESB