Senior Controller - Settlement

Overview

Role Title: Senior Controller - Settlement

Reports to: Head of Settlement, Stakeholder Engagement and Registration

Location: Belfast or Dublin

Who We Are

SONI (System Operator for Northern Ireland) powers Northern Ireland's electricity grid - connecting homes, businesses and communities with the energy they need, every day.

We're playing a critical role in shaping a cleaner, more secure energy future, and our people are at the heart of that mission. At SONI, we are building a workplace where everyone feels welcome, valued and supported to succeed. We are recognised with awards for Workplace Health and Wellbeing and Diversity, Equity & Inclusion, reflecting our commitment to an inclusive culture where diverse perspectives are encouraged and everyone can thrive. Join us and help shape a more sustainable future for everyone.

The Role

This role sits within the wider EirGrid Group, which includes SONI and EirGrid plc, and operates across the Single Electricity Market (SEM) for the island of Ireland. EirGrid Group operates and develops the electricity system across Ireland and Northern Ireland, playing a central role in the transition to a low-carbon energy future. Through the SEM, operated jointly by SONI and EirGrid via the Single Electricity Market Operator (SEMO), energy can flow efficiently across the island and into European markets. The Operations & Asset Management function is central to delivering real-time and near-time system and market operations on a 24/7 basis across the island. As a Senior Controller (Settlement), you will play a key role in operating settlement processes, ensuring timelines and KPIs are met in line with the Trading and Settlement Code. You will work collaboratively across SONI and EirGrid teams, engaging with colleagues and market participants to support efficient, transparent and accurate market operations.

Key Responsibilities

• Support the Team Lead in coordinating and managing day-to-day settlement processing activities
• Provide subject matter and analytical expertise to resolve escalated operational issues
• Investigate and respond to formal and general queries from market participants within agreed timelines
• Monitor settlement activities to ensure compliance with procedures, codes and KPIs, acting as an escalation point where required
• Collaborate with other Senior Controllers to support business processes across settlement activities
• Plan and coordinate tasks and projects to support settlement delivery and improvements
• Identify recurring issues, update procedures, and contribute to process and documentation enhancements
• Support the development, training and coaching of team members
• Participate in testing activities within the Settlements function
• Produce and maintain operational and market reports, including daily reports, MOUG submissions and periodic internal/external reporting
• In cases of significant material impact, make recommendations to management and support implementation of agreed actions

Critical Knowledge, Skills and Experience

Essential

• Third-level qualification (or equivalent) in Business, IT or a related discipline
• Minimum 3 years' experience in an administrative, operational, or business environment
• Strong numerical, analytical and problem-solving skills
• Excellent communication skills, with the ability to convey complex information clearly (written and verbal)
• Proven ability to build and maintain effective relationships with internal and external stakeholders
• Strong attention to detail with a high level of accuracy and quality focus
• Ability to work collaboratively within a team, with a flexible and proactive approach

Desirable

• Experience working in a regulated environment
• Knowledge of settlement processes, market codes, procedures and systems within electricity markets
• Experience in process improvement, reporting, or operational optimisation

Why join us?

• Play a vital role in shaping sustainable energy projects that benefit communities and the environment.
• Enjoy a competitive salary, performance-related bonus, private medical cover, and pension matching.
• Benefit from flexible working arrangements, including hybrid options (3 days office / 2 days home).
• Enhanced holidays, maternity and paternity leave and wellbeing days.
• Access salary sacrifice schemes (such as cycle to work, EV scheme), free car parking, onsite EV charging and complimentary lunch.
• Access professional development opportunities and clear career progression pathways.
• We offer an inclusive culture that values diversity, supports flexible working and empowers you to grow. We know flexible working means different things to different people. Contact us if you'd like to talk about how this role could work for you.

If you are seeking a challenging and impactful role within the energy sector, we'd love to hear from you. Join us in shaping the future of SONI and delivering a cleaner, more secure energy future for everyone living in Northern Ireland. We welcome applications from people with diverse backgrounds and experience and encourage candidates who may not meet every requirement but bring enthusiasm, potential and relevant skills to apply.

Closing date for applications is 29 May 2026
SONI reserves the right to extend this deadline where necessary to maximise the applicant pool.

Submit your application by uploading your CV with a cover letter (in one document).

SONI is proud to be an equal opportunities employer. We are committed to an inclusive workplace where diverse perspectives are valued, and everyone can thrive. As a STEM organisation, we are continuing to strengthen gender diversity across our engineering and technology roles and welcome applications from women who want to build and apply their expertise to Northern Ireland's energy system.

We have a duty to prevent illegal working and applicants must demonstrate they have a legal right to work in the UK. SONI is not providing sponsorship for this vacancy.

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