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.

About the Opportunity

Amentum is the Design and Engineering partner for Sellafield under the PPP (Programme and Project Partners). This is a 20-year arrangement to deliver ~£7bn of major projects. We are looking to recruit high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is delivering major projects, site wide improvements and provision of supporting services.

As a result of this increasing demand for our services we are looking for an Architectural Designer to join our team on the Lightly Shielded Store 1 (LSS1) Project. LSS1 is a 7200m2 footprint major project new build on the Sellafield site. It will be a new class of Intermediate Level Waste store for Sellafield with a design life of 100 years.

The role

As a Architectural Designer your responsibilities could include:

• Development of the architectural 3D Revit model.

• Attend regular model reviews / space management meetings and represent their discipline and present their model at these.

• Work closely with CS&A Engineers / Architects and designers from other disciplines to co-ordinate the development of the model.

• Produce 2D AutoCAD GA and detail drawings from the model as design progresses through Preliminary and Detailed Design.

• Work with CS&A Engineers and Architects on Specifications.

• Fulfil the Designer role under the CDM Regulations.

As a Architectural Designer you will already:

• Architectural technology HND or degree qualified.

• Experienced in using Revit for 3D and AutoCAD for 2D.

• Have experience in layout development and architectural detailing and specifying (cladding, roofing, finishes, partitions, stairs, modular builds).

• Ideally have some nuclear experience but if not, in a similar industrial field.

• Comfortable working in multi-disciplinary teams and presenting their modelling updates within group environments.

• Working knowledge of CDM.

• Enthusiastic and willing to help develop less experienced members of the CS&A team.

Our Culture
Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.

We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.

When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. 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.