Senior Radioactive Waste Consultant

Mott Mac Donald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices.

We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.

Whether you want to grow as a subject matter expert or broaden your experience with roles across our international community, you’re surrounded by global specialists who want to combine their expertise and champion you to be your best. As a proudly employee‑owned business, we benefit our clients, our communities, and each other, investing in creating the right space for everyone to feel empowered, included, and valued.

Whatever your ambition, Mott Mac Donald is where people come to be brilliant.

The Energy unit delivers services to clients globally across several sectors including hydropower, nuclear, waste, renewable generation and transmission & distribution networks. Together we provide integrated engineering and project management services across the project lifecycle – from concept and design to construction and operations, to decommissioning or repowering and life extension. Together with our clients, we’re helping to deliver the energy transition globally.

We are seeking a Radioactive Waste Consultant to join our growing team within the Energy Unit’s Nuclear;
Defence and Civil division.

You’ll be part of a multidisciplinary team of radiological experts, with opportunities for career growth, chartership, professional accreditation, and the chance to apply your skills to new challenges in supportive environment. This role offers flexible working arrangements, with hybrid working from our modern, well equipped offices. Occasional travel, including international visits, may be required.

This role offers an exciting opportunity to make a real impact in a critical sector, leveraging your expertise to contribute to meaningful projects across new build, SMRs, decommissioning, defence and regulation across the nuclear industry. If you’re motivated by work that combines technical excellence with meaningful purpose, we’d be excited to hear from you.

Key responsibilities and duties include:

• Advise on requirements for: radioactive waste characterisation, management, treatment, storage and packaging
• Advise on the radiological impacts of liquid and gaseous discharges
• Produce technical reports, such as Waste Strategies, BAT studies, sampling plans, and regulatory compliance
• Work closely with teams across the organisation to help deliver safe, reliable solutions for our nuclear clients
• Contribute to project delivery
• Travel for site visits, meetings, and international engagements as required
• A STEM degree or equivalent industrial experience
• Competent in tools such as Microsoft office, Teams and Share Point
• Knowledge of radioactive waste regulations, policies, and best practices in the UK or internationally
• Familiarity with waste disposal, storage, and treatment facilities and their requirements
• Understanding of the radioactive waste lifecycle, including decommissioning and remediation
• Familiarity with Best Available Techniques (radiological or conventional)
• Experience of modelling software, handling large data sets or data analysis
• Authoring and application of Best Available Techniques (radiological)
• Methodology for assessing BAT for conventional (non radiological) design aspects
• Demonstrable experience or training in: PC Cream, IRAT2, ADMS (or other relevant radiological impact assessment software)
• Radioactive Waste Management Cases for higher activity radioactive waste, documenting conditioning, storage and long term strategy for environmental performance
• Radiation protection and ionising radiation regulations
• Radiation emergency preparedness arrangements
• Conventional or hazardous waste management
• Article 37 transboundary assessments
• Sustainability
• ILW disposability assessments
• Enviro…