Senior Manager – Core Performance

Responsibilities

• Lead and deliver core performance activities across design, analysis, and simulation
• Define and implement the technical strategy for core thermal and fuel performance, including analytical method development
• Manage multidisciplinary engineering teams, providing leadership, coaching, and capability development
• Own delivery of programme milestones, ensuring outputs meet quality, safety, and regulatory requirements
• Oversee and govern technical outputs, including safety case substantiation and design documentation
• Manage key supplier and vendor relationships, including fuel development and analysis contracts
• Establish and maintain robust engineering governance, configuration control, and best practice processes
• Engage with internal stakeholders, regulators, and external partners to support programme progression
• Identify and resolve complex technical and programme challenges, driving continuous improvement across the function

Qualifications

• Degree-qualified in a relevant engineering discipline and Chartered Engineer (or equivalent)
• Significant experience in nuclear engineering, with strong expertise in reactor core design, thermal hydraulics, or fuel performance
• Proven track record of leading complex engineering programmes and delivering against challenging milestones
• Experience managing large teams (10–30+ people) and developing high-performing engineering organisations
• Strong understanding of nuclear regulatory frameworks and safety case development (e.g. ALARP, BAT principles)
• Experience working with advanced simulation and analysis tools (e.g. core physics or thermal hydraulics codes)
• Demonstrable experience managing suppliers, contracts, and external technical delivery
• Strong leadership and influencing skills, with the ability to engage and align stakeholders at all levels
• A collaborative, proactive approach with the ability to drive decisions in a complex, evolving programme
• Passion for innovation and continuous improvement in a highly regulated engineering environment

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