Architectural Designer

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 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.

PPP is an exciting model to work in with Four world class organisations who have come together as one team, to create a clean and safe environment for future generations. The programme arrangement is set to deliver ~£7bn worth of major projects creating a lasting legacy through the long‑term partnerships.

We are continually recruiting high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is continually delivering major projects over the next couple of decades, so there are lots of opportunities to develop your careers with a leading multinational company that put people first.

Being part of the PPP Team offers a unique opportunity to cultivate change and creativity in engineering, safety, and delivery solutions in one of the most complex industrial sites in the UK, if not the world.

As a result of an increasing portfolio of projects,
Architectural Designer is required to deliver engineering design work packages through concept, preliminary and detailed design for a variety of civil & structural solutions.

As a Architectural Designer your responsibilities could include:

• Delivery of architectural design, assessment studies and technical documentation through all design stages.
• Production and co‑ordination of the Architectural design through use of Revit Architecture models and drawings.
• Providing a co‑ordination role between ‘Site’ and the ‘Design Office’
• Producing, Checking and verifying technical deliverables.
• Preparing plans, sections & details for statutory approvals.
• Preparation of hazardous area/ classified zones/ people & material flow drawings/ diagrams.
• Authoring technical specifications, schedules, data sheets, reports & method statements.
• Knowledge and experience of the Building…