Risk Engineer

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 and diverse 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.

Are you looking for a career which is rewarding, at the cutting edge of project development and where you can really make a difference? Come and join our expanding Sizewell C (SZC) team and work on one of the most exciting and largest mega projects in the UK, whilst being at the forefront of the UK’s climate change agenda and energy policy.

Following on from the success of Hinkley Point C (HPC), the SZC Project is a nuclear new build project in Suffolk, which has obtained planning approval and Government financing support. The project has started construction and is now seeking private investment. When completed, it will provide dependable electricity to 6 million homes for 60 years, which along with renewables, will support Britain to achieve Net Zero by 2050.

We are seeking a highly skilled Risk Engineer / Practitioner to support the delivery of a major nuclear infrastructure project. This role is central to ensuring that project risks are systematically identified, assessed, and managed in accordance with company procedures, nuclear industry standards, regulatory expectations, and organisational governance. The successful candidate will work closely with the various functions to maintain a robust risk management framework that supports safe, predictable, and efficient project execution.

• Lead structured risk identification workshops with multidisciplinary engineering and project teams.

• Assess technical, safety, schedule, commercial, and regulatory risks across all project phases.

• Develop and maintain qualitative and quantitative risk assessments, ensuring alignment with nuclear industry best practice.

• Quantitative Risk Analysis (QRA) Perform cost and schedule risk modelling using tools such as @Risk, Safran Risk, Primavera Risk Analysis, or equivalent.

• Produce probabilistic forecasts, confidence curves, and scenario analyses to support decision‑making.

• Validate input assumptions, uncertainty ranges, and correlation structures with subject matter experts.

• Risk Management & Mitigation - develop and track risk mitigation strategies, ensuring actions are realistic, owned, and measurable.

• Monitor emerging risks and opportunities, escalating issues where required.

• Maintain the project risk register in line with corporate and regulatory requirements.

• Prepare high‑quality risk reports, dashboards, and presentations for senior leadership, regulators, and stakeholders.

• Support risk reviews, assurance activities, and readiness assessments.

• Support Stakeholder Engagement and facilitate cross‑functional collaboration to embed a proactive risk…