Characterisation Consultant

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.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.

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.

Amentum is looking for a Characterisation Consultant to join our Radiation Protection & Characterisation team.

This is a consultancy role supporting the characterisation and decommissioning of nuclear facilities and other radio logically regulated sites across the UK. You will work on a diverse portfolio of projects, applying characterisation techniques to support clients in understanding radiological conditions, developing robust sampling strategies and making informed decisions on decommissioning and radioactive waste management.

You will work alongside experienced specialists across characterisation, radio metrics, radiation protection and radioactive waste management, combining technical analysis with practical project delivery.

We are looking for someone who can apply sound technical judgement, produce high-quality technical outputs and confidently work with clients and multidisciplinary project teams.

• Develop and review building and facility history files to support characterisation planning.
• Develop Sampling and Analysis Plans (SAPs).
• Develop Data Quality Objectives (DQOs) and undertake Data Quality Assessments (DQAs).
• Review and interpret analytical and radiological data, develop technically robust conclusions and make appropriate recommendations.
• Analyse and develop radiological fingerprints to support characterisation and waste management decisions.
• Provide advice to clients on sampling strategies, methodologies and requirements to meet project and regulatory objectives.
• Produce clear, technically robust reports, method statements, risk assessments and other project documentation.
• Represent Amentum and the characterisation project team at client, project and regulatory meetings where required.
• Work collaboratively with radiation protection, radio metrics, waste management and other technical specialists.
• Liaise with laboratories, subcontractors and other third parties as required.
• Support field-based characterisation activities and, where appropriate, undertake or support radiation and contamination surveys.
• Support the maintenance and appropriate use of radiation monitoring equipment and associated RPE/PPE.
• Contribute to business development…