Senior Business Analyst in Antrim

SONI is Northern Ireland's Transmission System Operator. We are the people behind Northern Ireland's electricity grid, ensuring that every home, business, school, hospital, factory and farm has power when and where they need it. Our focus is on safety, security and reliability. Our work environment is challenging, fast-moving, collaborative and team orientated. Our culture is driven by continual development, knowledge and teamwork.

We are seeking a Senior Business Analyst to play a key role in our IT Separation Programme and wider digital transformation. This is a unique opportunity to contribute to some of the most important changes SONI will undertake in the coming years. You will work closely with experts across the organisation to understand business needs, shape future processes and ensure that new systems and solutions support SONI's long term goals.

This role spans digital and corporate systems, cloud platforms, data analytics, operational tools and control centre applications, making it an ideal opportunity for someone who enjoys complex, meaningful work with real impact.

• Lead business analysis activities across a wide range of business areas, supporting IT transformation and the development of future SONI systems.
• Gather, analyse and document business requirements by engaging with stakeholders and subject matter experts.
• Translate complex business needs into clear, structured specifications for design and delivery teams.
• Prepare and lead requirements workshops and sessions, ensuring both technical and non-technical colleagues are fully engaged.
• Contribute to business cases, proposals and solution options.
• Work with third-party suppliers and partners to define and deliver solutions aligned with SONI's strategy.
• Identify risks, gaps and issues early and communicate them clearly.
• Support requirements prioritisation and help stakeholders make informed decisions.
• Create high-quality documentation, including requirements documents, process maps, data flows and business specifications.
• Develop requirements through to formal sign-off, following SONI's governance processes.
• Play an active role in solution design, ensuring cross-system impacts are considered.
• Work with the business to define functional requirements that support system design.
• Support change impact assessments, training strategies and implementation activities.
• Manage change requests throughout the lifecycle of new developments and system changes.
• Bring forward new ideas and draw on external best practice to help improve ways of working.

• Essential: Significant experience in business analysis, including requirements gathering, workshop facilitation, process design and documentation.
• Strong understanding of the full software development lifecycle (SDLC).
• Able to understand complex business needs and translate them into clear requirements.
• Experience managing stakeholders and presenting information clearly.
• Strong verbal and written communication skills, with an ability to simplify complex information.
• A proactive, self-motivated approach and an interest in learning within a fast-paced environment.
• Experience working with both agile and waterfall delivery methods.
• Appreciation of the importance of governance, control and oversight in delivering major change.
• Ability to collaborate effectively with colleagues across different teams and specialisms.

• Desirable: Experience working in the utility or energy sector.
• Knowledge of information systems used in the electricity or wider energy industry.

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 would 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 would love to hear from you. Join us in shaping the future of SONI and delivering a cleaner and more secure energy future for everyone living in Northern Ireland.

Closing date for applications is 22nd April 2026. Submit your application by uploading your CV with a cover letter (in one document). SONI is proud to be an equal opportunities employer. We value diversity and are committed to fostering an inclusive workplace where everyone can thrive. We particularly encourage women to apply, as they are currently underrepresented in our organisation. 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.