Thermal Hydraulicist

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive. Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow.  We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities. Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business. About the Opportunity The Assurance, Technology and Regulation performance unit, is a critical part of the Technology and Consulting business and has been providing critical services to the Nuclear Industry for over 60 years. Do you want to play a vital role in existing and new defence and civil nuclear programmes in the UK, and want to provide key control and instrumentation support to both defence and civil nuclear sectors? Then this is the opportunity for you. We are seeking to recruit a Thermal Hydraulicist to join our Nuclear, Science and Engineering (NSE) team in Birchwood, near Warrington. This role provides a diverse and exciting range of opportunities, undertaking Independent Nuclear Safety and Technical assessment to support the safe operation of all classes of UK submarines across the entire plant life cycle. From initial concept design through to plant life extension and subsequent decommissioning, this work presents interesting and unique technical challenges and therefore requires a strong commitment to deliver robust safety assurance services to the Ministry of Defence (MoD) in support of the UK’s defence requirements including it’s continuous at sea deterrent. This role will be of particular interest to candidates with experience in thermal hydraulic modelling who are seeking to broaden their knowledge of the application of codes within design and safety cases.