Application Operations, IT Delivery

Electricity Supply Board; Dublin; Hybrid; EUR 50,000 - 59,000; Full time

Job summary

ESB IT Delivery seeks an experienced Application Support Specialist to join the Business Application Support team, maintaining and improving critical ESB applications across generation operations, energy trading and networks.

You'll work with stakeholders, vendors and IT teams to ensure availability, reliability and 24/7 operations, including on-call support and disaster recovery testing, with hybrid work arrangements and attendance at ESB Head Office in Dublin as required.

Qualifications

• Minimum 3 years' IT experience in Application/Production Support or DevOps.
• Experience supporting enterprise multi-tier applications.
• Strong Windows Server administration and support.
• Solid software troubleshooting and incident management skills.
• Experience with change control processes and technical documentation.
• Excellent communication, stakeholder management and problem solving.

Responsibilities

• Maintain availability, performance and security of business-critical applications through monitoring and preventive maintenance.
• Troubleshoot and resolve incidents to ensure high customer satisfaction and continuity.
• Support application releases, upgrades, changes and disaster recovery, including failover testing.
• Collaborate with project teams to deliver and integrate new applications and ensure knowledge transfer.
• Identify and implement process improvements, automation opportunities and service enhancements.
• Work with internal stakeholders and external vendors to deliver high-quality end-to-end services.
• Participate in on-call and out-of-hours support as required.

Skills

PowerShell

SQL

C#

ASP.NET

Visual Studio

Windows Server

Troubleshooting

Incident management

Automation

Documentation

Tools

IIS

WebSphere

WebLogic

UC4/Automic

SSIS

MV90

Intergraph

Aveva PI

Maximo

Eclipse

Trayport

Utilisoft

Job description

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Category: IT - Application Design, Development & Support

Job Type: Full-time

Position Description

ESB IT Delivery provides critical application support services across a range of business areas including Generation Operations, Energy Trading and ESB Networks. We are seeking an experienced Application Support Specialist to join our Business Application Support team, supporting a portfolio of business-critical applications that underpin ESB's operational and trading activities.

Working as part of a highly motivated team of IT professionals, you will provide support, maintenance, monitoring, enhancement and continuous improvement of both third-party and bespoke ESB applications. You will work closely with business stakeholders, project teams, vendors and other IT support teams to ensure the availability, reliability and ongoing development of critical systems supporting 24/7 operations.

In support of ESB's strategic objectives of decarbonising electricity, building resilient infrastructure and empowering customers, you will help ensure the secure, reliable and efficient operation of business-critical technology platforms that support ESB's generation and trading businesses.

Key Responsibilities

• Maintain the availability, performance and security of business-critical applications through monitoring, preventative maintenance and proactive system health checks.


• Troubleshoot and resolve incidents, ensuring high levels of customer satisfaction and service continuity.


• Support application releases, upgrades, change requests and disaster recovery activities, including periodic failover testing between data centres.


• Collaborate with project teams to deliver and integrate new applications and ensure effective knowledge transfer into support teams.


• Identify and implement process improvements, automation opportunities and service enhancements across the application landscape.


• Work closely with internal stakeholders, external vendors and support teams to deliver high-quality end-to-end services.


• Participate in on-call and out-of-hours support arrangements where required to support critical business operations.

Experience and Qualifications

• Minimum 3 years' IT experience, preferably within Application Support, Production Support or DevOps environments.


• Experience supporting enterprise applications within multi-tier architectures.


• Knowledge and experience of Windows Server administration and support.


• Strong software implementation, troubleshooting and incident management skills.


• Experience with change control processes and technical documentation.


• Excellent communication, stakeholder management and problem-solving skills.


• Self-motivated team player with strong organisational skills, attention to detail and a flexible approach to support requirements.


• Experience of automation and scripting technologies such as PowerShell, Windows Batch, SQL and enterprise job schedulers.


• Knowledge of database administration and writing SQL queries.


• Software development experience using technologies such as .NET, C#, ASP.NET or Visual Studio.


• Experience with middleware and integration technologies including IIS, WebSphere, WebLogic, UC4/Automic, SSIS or SAP PI.


• Experience supporting operational or trading systems e.g. MV90, Intergraph G/Technologies, Aveva PI, Maximo, Eclipse, Trayport and/or Utilisoft.


• Experience working within 24/7 operational environments.

Location

This position will be based in ESB Head Office, F27, 2 Fitzwilliam Street, Dublin 4.

Smart Working at ESB is designed to make 'in-person' time together as purposeful as possible while also enabling the effective use of digital tools and hybrid arrangements to preserve our commitment to flexibility. The successful candidate may work flexibly within the jurisdiction where they have been employed, with attendance at the workplace for in-person collaboration at least two days per week. All Smart Working arrangements are subject to regular review based on the operational requirements of the role, the team, and the business.

Reporting To

Team Lead (Various), Application Operations

Why Work with Us?

• Opportunity to lead Ireland’s transition tonet zero carbon future


• Career developmentthrough mentoring andtraining


• Corporate Social Responsibility Opportunities


• Sports and Social Clubs


• Networking opportunities


• Credit Union


• 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


• On Call Allowance may be a requirement of the role.

€49,800 - €58,600 per annum (depending on experience)

Closing Date

5th October 2026

Interview

Candidates who are shortlisted for interview will complete a Behavioural Interview based on each of the following Behaviours, which underpin how we work at ESB and are critical to delivering our strategy:

Your application will be held in reserve for 6 months should you be suitable for the role.

The successful candidate will be required to evidence their right to work in the Republic of Ireland prior to commencement of employment.

Diversity, Equity and Inclusion Statement

ESB is committed to being an equal opportunities employer. We welcome applications from all sections of society and ensure that no one is discriminated against on the grounds of race, religion or belief, ethnicity or nationality, disability, age, citizenship, marital status, domestic or civil partnership status, sexual orientation or gender identity, or any other basis as protected by law.

Applicants who anticipate requiring assistance or reasonable accommodations for any part of the application or interview process may contact, in confidence, [e-mail].

About ESB

Join us in our mission to achieve a net-zero electricity system by 2040. ESB is Ireland’s leading energy utility, with activities spanning electricity generation, transmission and distribution, energy supply, energy services and international consultancy. Operating in Ireland, Northern Ireland and Great Britain, we invest over €1 billion each year to deliver a new energy future based on reliable, affordable zero-carbon electricity.