Role Title: Renewable & Data Analyst
Reports to: Commercial Manager
Location: Castlereagh House, Belfast (Hybrid 3days office/ 2 days WFH)
Who We Are
SONI is Northern Ireland’s Transmission System Operator. We are the people behind Northern Ireland’s electricity grid. We make sure that every home, business, school, hospital, factory and farm has power - when and where they need it.
And that’s just the beginning of our story. We have a critical role to play in delivering a cleaner, cheaper more secure energy future for everyone living in Northern Ireland.
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.
Our people are committed to reducing Northern Ireland’s reliance on fossil fuels and transforming the energy system to make decarbonisation a reality – while providing a safe and reliable electricity supply in a way that secures the future for those who follow us.
The work you will deliver with us here at SONI matters. Join a great and supportive team and be part of the transformation.
The Role
As a
Renewable & Data Analyst, you will play a key role in delivering high-quality data insights that support SONI’s renewable energy and market activities.
You will be responsible for extracting, analysing and transforming complex datasets into meaningful outputs, including renewable publications, reporting obligations and market insights. Alongside this, you will develop and maintain analytical tools, modernise legacy code, and build intuitive dashboards to support internal decision-making.
Acting as a central data specialist within the team, you will collaborate across SONI, engage with external stakeholders, and help shape how data is managed and utilised across systems and projects.
The role combines strong technical capability with communication skills, enabling you to translate data-driven insights for a range of audiences and contribute to wider industry engagement.
This is a dynamic role suited to someone who enjoys working with data, driving innovation and supporting the transition to a cleaner, more sustainable energy system.
Key Responsibilities
- Extract data for regular renewable publications, annual renewable reporting obligations, and distribution to external stakeholders.
- Develop performance monitoring algorithms using coding tools for team use.
- Maintain existing code and convert legacy code (e.g. Visual Basic) to modern programming languages such as Python.
- Develop Tableau dashboards for internal audiences.
- Act as a representative in key internal and external engagements (e.g. Utility Regulator, government departments, and industry forums).
- Serve as the primary point of contact for data extraction and manipulation across team projects, both small and large.
- Liaise with the internal IT team to ensure future databases and systems meet evolving business requirements.
- Produce a range of internal and external reports on market data.
- This list is non-exhaustive; all employees are expected to proactively identify areas requiring business support, working within their capabilities and competencies to promote SONI as a world-class TSO.
Critical Knowledge, Skills and Experience
Essential:
- Degree in a technical, analytical, or coding-related discipline, with a minimum of 2 years’ experience
- Ability to extract and analyse large datasets from multiple systems using code
- Ability to update and convert legacy code, macros, or scripts into modern formats
- Excellent oral and written communication skills, including the ability to explain technical issues clearly and confidently
- Ability to adapt, innovate, respond to changing demands, and independently develop practical solutions
- Ability to work effectively within a wider team of engineers and analysts, and collaboratively with counterparts in other TSOs such as EirGrid
Desirable:
- Understanding of the Northern Ireland Transmission System
- Detailed knowledge of the energy sector
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 and more secure energy future for everyone living in Northern Ireland.
Closing date for applications is 16 June 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. 