Civil Structural Design Engineer - Nuclear

ALTENis a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

 ALTEN UK is seeking an experiencedSenior Civil Structural Design Engineer to lead structural design efforts on reinforced concrete and steel structures within theNuclear Island of EPR nuclear power plants. This role is pivotal to ensuring thesafety, integrity, and compliance of critical infrastructure in one of the world’s most demanding engineering environments. 

This is not commercial building design — it isheavy, complex, reinforced concrete engineering for long-life, safety-critical facilities.

Key Responsibilities:

• Lead an international engineering team onNuclear Island structures forEPR nuclear power plants.
• Design and analyze reinforced concrete and steel structures
• Ensure compliance withEurocode,ETC-C, andnuclear safety standards.
• Assessseismic,dynamic, andconstruction-related loads for structural integrity.
• Collaborate withBIM teams, drafters, and engineers to ensure design coordination.
• Evaluate and implementdesign changes, maintaining compliance and performance.
• Delivertechnical documentation, drawings, and structural specifications.
• Provideon-site support during construction, resolving structural issues.
• Mentor junior engineers and oversee detailing work.
• Liaise withclients,regulators, and construction teams to ensure CDM and safety compliance.
• Maintain up-to-date knowledge ofindustry standards, tools, and best practices.

Required Skills:

• Proven experience inRC and steel structure design forlarge scale infrastructure projects. 
• Solid understanding ofEurocodes
• Proficiency instructural analysis tools like STAAD Pro
• Strong capability inseismic design and complex load assessments.
• Experience supportingconstruction sites, resolving structural challenges in real time.
• Familiarity with3D BIM tools likeTEKLA andNavisworks is a plus.

Required Qualifications:

• ABachelor’s orMaster’s degree inEngineering, or equivalent military experience.

Personal Attributes:

• Proactive, autonomous, and solution-oriented.
• Excellentteamwork and communication skills in multidisciplinary environments.
• Committed tosafety,quality, andregulatory compliance.
• Able to manage multiple priorities with attention todetail anddelivery.

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.