Senior Risk Manager in England

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.

About the Opportunity

Nuclear Power Programmes has been formed with the vision to support positive change and help shape the future of Nuclear Power.

Operational throughout the UK and across continental Europe, we are seeking to expand our team on a variety of nuclear projects, which range in technologies and that find themselves at different stages of their development.

To do this, we are seeking to continuously employ talented individuals to join our diverse team that are excited about nuclear projects and are committed to Net Zero, and Energy Security.

In both client facing and internal roles we are delivering major programme and project management capabilities throughout the project lifecycle.

We are driving to deliver safe, high quality and to time solutions by thinking innovatively and working collaboratively.

We are seeking an experienced PMO Senior Risk Manager to join our Project Controls team and play a leading role in managing and enhancing risk management practices across the Sizewell C programme.

Reporting to the Head of Delivery Risk, you will support the ownership, deployment and continuous improvement of PMO risk processes, ensuring effective governance, reporting and assurance across multiple delivery programmes.

You will also deputise for the Head of Delivery Risk when required and provide leadership to risk professionals across the project.

This role is ideal for a risk management expert with experience of major projects who can combine technical expertise, stakeholder engagement and strategic thinking to drive successful project outcomes.

Key Responsibilities

• Support and deputise for the Head of Delivery Risk across project-wide risk management activities.
• Develop, implement and maintain integrated risk management processes, procedures, tools and assurance frameworks.
• Lead risk management support for multiple project functions and cross-programme initiatives.
• Coordinate key risk activities including Executive Risk Reviews (ERRs), Estimate at Completion (EAC) updates and Integrated Quantitative Risk Assessments (QRAs).
• Deliver and assure complex Cost, Schedule and Integrated QRAs.
• Facilitate risk identification, assessment and mitigation workshops with stakeholders at all levels.
• Produce and review risk dashboards, performance reports and management insights to support decision-making.
• Drive continuous improvement and innovation within Project Controls, supporting a "Digital by Default" approach.
• Promote best practice risk management across the organisation and represent Sizewell C within the wider industry.
• Here’s What You’ll Need

You will be a highly experienced risk management professional with a proven track record in major infrastructure, construction, energy or complex programme environments.

Essential Skills & Experience

• Significant experience in risk management across large-scale programmes and projects.
• Strong leadership skills with experience leading teams and deputising for senior managers.
• Excellent stakeholder engagement skills, with the ability to influence and challenge at all levels of an organisation.
• Advanced facilitation skills and experience leading complex risk workshops.
• Strong technical expertise in: Cost Quantitative Risk Analysis (QRA), Schedule QRA, Integrated QRA & Enterprise Risk Management
• Deep understanding of project controls, programme management and project delivery processes.
• Strong mitigation planning and risk response management capabilities.
• Experience working across client, contractor, consultancy or government environments.
• Excellent analytical, communication and reporting skills.
• Ability to manage multiple priorities in a fast-paced, complex project environment.
• Our Culture

Our values stand on a foundation of safety, integrity, inclusion and diversity.

We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring.

We value positive mental health and a sense of belonging for all employees.

We aim to embed inclusion in everything we do.

We know that if we are inclusive, we’re more connected, and we’re more creative.

We accept people for who they are, regardless of age, disability, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave.

This is reflected in our wide range of Global Employee Networks.

We partner with VERCIDA to help us attract and retain diverse talent.

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As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy.

We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.

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