HR Business Partner

CEL Critical Power is seeking an experienced, commercially minded HR Business Partner to join our Dublin headquarters and partner with senior leaders across our Irish and US operations. CEL is scaling fast, and this role will help the business grow without losing quality or control. Reporting to the Group HR Director, you will be the trusted adviser to your business areas on all people matters, turning business goals into people plans, using data to identify issues early and guide decisions, supporting managers through performance and employee relations matters, and building the frameworks, policies and systems that will enable a group-wide HR function to scale. About the Role The HR Business Partner will work closely with senior leaders and managers across CEL’s Irish and US operations, aligning people priorities with the needs of a fast-scaling engineering and manufacturing business. You will support workforce planning, organisation design, employee relations, performance management, talent development, reward, engagement and organisational change. You will also use HR data and analytics to identify trends, measure impact and provide leaders with evidence-based recommendations. The successful candidate will combine sound employment-law judgement with credibility at leadership level, analytical rigour, the confidence to guide managers and hold them to account, and a practical, build-as-you-go approach to getting things done. Requirements Key Responsibilities Strategic Partnership & Scaling the Workforce Act as a trusted adviser to senior leaders and managers, aligning HR priorities with business strategy and objectives. Work with business leaders and the Talent Acquisition team to build hiring and workforce plans for rapid growth, covering headcount, skills, ramp-up timelines and succession needs. Use HR data, such as headcount, turnover, absence and probation outcomes, to identify trends, forecast needs and recommend action. Contribute to organisation design, role structures and job architecture so that structures scale with growth. Employee Relations & Compliance Give practical advice and guidance to managers on employee relations matters, including performance, conduct, absence, grievance and disciplinary issues, ensuring fair procedures are followed. Build repeatable employee relations processes and templates that work across sites as headcount grows. Lead or support workplace investigations and case management, keeping clear documentation and escalating to the Group HR Director and legal counsel where appropriate. Ensure compliance with Irish employment law and support the US HR team on US requirements within a consistent group-wide framework. Support the review and rollout of the employee handbook and HR policies for Ireland and the US, ensuring policies are applied consistently. Performance, Talent & Development Design, embed and guide managers through performance management, including probation…