ALTEN is 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!

What will you be doing? 

ALTEN UK is looking for Piping Design Engineers to join a high-impact programme in the Nuclear energy sector based in Warrington. You’ll play a key role in the design and optimisation of complex piping systems within power generation and industrial energy infrastructure. If you’re looking to contribute to the future of sustainable energy through cutting-edge design and engineering practices, this is your opportunity.

What will you be doing? 

As a Piping Design Engineer, you will join Warrington team to support our activities within the Energy sector. 

Your main responsibilities will be: 

• Develop and optimise piping layouts to ensure safe and efficient fluid and gas transport within energy facilities such as power plants or refineries.
• Ensure piping systems comply with all relevant industry codes and safety standards.
• Conduct technical risk assessments, identifying potential hazards and implementing effective design solutions.
• Collaborate with multidisciplinary engineering teams to ensure integrated, compliant, and constructible designs.
• Prepare detailed design documentation, including specifications, calculations, and reports to support project delivery phases.
• Use industry-standard 3D modelling tools such as PDMS or E3D to produce accurate piping system models and layouts.

Who are we looking for? 

• Strong analytical and problem-solving skills with a keen attention to detail
• Ability to analyse and optimize piping layouts for efficiency and safety/

Required Skills:

• Experience as a Piping Design Engineer within the energy sector (e.g. power plants, refineries, or similar facilities).
• Proficient in 3D piping design tools such as PDMS or E3D.
• Strong understanding of piping codes, safety regulations, and industrial design standards.
• Ability to interpret engineering drawings, technical specifications, and flow diagrams.
• Excellent problem-solving and analytical skills with a keen eye for detail.

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.

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. 

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.