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Senior Design Engineer

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Onsite

Senior Design Engineer

ASSYSTEM

Senior Design Engineer

Skills

Compliance

2 months ago

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Important information


Contract type:

Permanent

Location:

Cardiff, UK

Work mode:

Onsite

Published on:

21 August 2026

What they need


Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements.

Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

Senior Design Engineer
📍Location: Cardiff
📝 Contract/Staff Position

Your future team:

Are you ready to ignite your career in engineering with thrilling challenges and ground breaking projects within Nuclear and Defence? Assystem Energy & Infrastructure are expanding its team in Derby and are looking for enthusiastic Designersto join our innovative team

Your Missions:

🛠️ Design components to customer specs
📐 Create models and drawings with CAD
🔬 Research new ideas and methods
🔄 Improve products and processes
✏️ Modify designs for requirements
⚠️ Ensure safety compliance
💡 Find creative solutions
👩‍🏫 Support junior team members
📊 Present designs to customers

Why join the community of Switchers?:

🔹 The Group is currently ranked second in the world for nuclear engineering.

🔹A dynamic career management policy to enable our employees to progress through our five business lines: operations, project, technical, sales and support functions

🔹Provide opportunities to work on exciting, global projects

🔹Access to an employee assistance programme with free mindfulness, health, wellbeing resources and a confidential support line available 24/7 via phone or text

🔹Discount vouchers for days out and restaurants, eye test and glasses vouchers, cycle to work scheme, free flu jabs

At Assystem, we celebrate diversity and creativity. We believe in harnessing unique perspectives to shape innovative solutions. Your skills and daring spirit are what truly matter. Join us and help shape the future! 🌟

Qualifications:

🔧 Previous experience as a Senior Design Engineer or similar role
🤝 Ability to work with the Mechanical Engineering Team to realize ideas
⚠️ Understanding of safety legislation
📚 High degree of knowledge around Design for Manufacture
🖥️ Familiarity with 3D CAD systems (Siemens NX or similar) for model and drawing creation
📂 Familiarity with PLM systems (Teamcentre or similar)
🎓 Professional qualification in an engineering related field

 Please be aware that many roles at Assystem are subject to both security and export control restrictions.

  • These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation.
  • All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

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