Risk Manager

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.

Amentum are providing team members to a consortium that provides Level 3 design and substantiation services to Sizewell

C. As part of the consortium, a Transverse management team including consortium and functional leaders act as one for all consortium partners facing the client. We are seeking a talented Risk Manager to join the consortium team and support one of our major delivery programmes.

Reporting to the consortium Project Controls Manager, and line managed by the Amentum consortium lead, you will play a key role in implementing and improving risk management processes, supporting teams to identify, assess, analyse and manage risks effectively. You will contribute to risk reporting, facilitate workshops, deliver quantitative risk assessments, and provide valuable insights to support project performance and decision-making. The role will both internal and external (client) facing.

• Support the delivery of Integrated Project Controls (Risk) processes.
• Facilitate risk workshops and engage stakeholders across project and corporate functions.
• Develop and maintain Quantitative Risk Analyses (Cost and Schedule QRAs).
• Support Estimate at Completion (EAC) updates and Enterprise Risk Reporting (ERR).
• Produce risk dashboards, performance reports and risk insights.
• Deputise for the Senior Risk Manager at key programme meetings when required.
• Contribute to the continuous improvement of risk management practices.

• Experience in risk management within large, complex projects or programmes.
• Strong facilitation and stakeholder engagement skills.
• Proven capability in Cost and Schedule Quantitative Risk Analysis (QRA).
• Ability to work collaboratively across multidisciplinary teams.
• Excellent analytical, reporting and communication skills.

• Experience in project controls and project management disciplines.
• Major infrastructure, energy, construction, engineering or capital project experience.
• Professional qualifications in Risk Management, Project Management or related disciplines.
• Experience with in client, contractor, consultancy or government environments.
• This is an exciting opportunity to influence the successful delivery of a nationally significant project while developing your career within a high-performing Project Controls team.

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,…