Overview
Senior Engineer - Fixed Term Contract (Operations) is a 30-month fixed-term position based in Belfast (Hybrid). The role reports to the Head of System Operations.
Role and Location
Role Title: Senior Engineer Fixed Term Contract (Operations)
Location: Belfast (Hybrid)
Duration: 30 Month Fixed Term Contract
About Us
SONI, as Transmission System Operator (TSO), is responsible for the safe, secure and reliable supply of electricity now and in the future. We have a pivotal role in the economy of Northern Ireland, supporting competition in energy, promoting economic growth, facilitating renewable energy and providing essential services. The transmission grid connects generation to demand, and we operate closely with EirGrid & National Energy System Operator. We also operate the Single Electricity Market (SEM) and are at the forefront of innovations toward a low-carbon, technology-enabled smart future.
The Team
The Operations Directorate delivers the operation, development and enhancement of the power system and the wholesale electricity market. SONI Operations is responsible for sustainable implementation of transmission system and market development to meet future needs. We have roles in system analysis, policy development, control centre readiness, Grid and Network Code management, technical audits and compliance. Roles are initially fixed-term to 2028, with a view to an enduring role.
The System Operations Function executes core TSO activities, including planning and engineering analysis (loadflow studies), real-time operation support, development of operational systems and standards, outage management, voltage control, generator testing, dispatch, risk management and compliance reporting. It also leads resilience, business continuity and emergency response planning.
The Markets, System Support and Analysis Function manages grid connections from commissioning to decommissioning, tariffs, Derogations and related processes. It conducts analysis of windfarms, solar farms, DSUs, batteries and conventional units; validates market data; and performs techno-economic modelling for revenue recovery under Grid and Network Codes.
About You
Successful candidates will have the following:
* Engineering degree or equivalent, with a minimum of 4 years post-qualification experience in power system operations.
* Ability to work collaboratively with customers and with internal and external stakeholders.
* Ability to guide, persuade and influence others through developed communication and diplomacy skills.
* Excellent interpersonal skills and proven ability to work as part of a team and to work autonomously when needed.
* Excellent organisational skills and a strong track record of delivery.
* Ability to develop and progress innovative proposals and solutions.
* Good oral and written communication skills with the ability to explain technical concepts to non-technical audiences.
* Strong work ethic, attention to detail and organisational skills.
* Flexible working approach with ability to prioritise multiple demands while maintaining professionalism.
* Comfortable with large data sets, able to analyse data to draw conclusions.
Submit your application by uploading your CV with a cover letter (in one document).
Closing date for application is 17 October 2025.
SONI is an equal opportunities employer. SONI IS NOT providing sponsorship for this role.
Job Details
Skills: Senior Engineer System Operation Markets
Seniority level: Mid-Senior level
Employment type: Contract
Job function: Engineering and Information Technology
Industries: Utilities
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