JDO Mechanical Calculation Engineer
Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 23, 2026.
Join a team where your expertise can help shape one of the UK's most significant nuclear new build projects. At EDF, Success is Personal. As a Mechanical Calculation Engineer, you'll play a key role in resolving complex engineering challenges at Hinkley Point C, helping deliver safe, reliable low-carbon electricity for generations to come.
The Opportunity
As a Mechanical Calculation Engineer, you'll support piping field design activities across the Hinkley Point C project. Working at the heart of on-site engineering delivery, you'll provide technical assessments, resolve installation challenges, and collaborate with multidisciplinary teams to maintain progress against key project milestones while upholding the highest nuclear safety standards.
You’ll join us on a salary starting of £57,000 per annum. This is a hybrid role, with an expectation of spending 3-4 days per week at #HinkleyPointC. You'll work alongside experienced engineers and stakeholders across the project, giving you exposure to one of Europe's largest and most complex engineering programmes.
From advanced mechanical calculations and finite element analysis to supporting major infrastructure design decisions, you'll have opportunities to develop specialist expertise while contributing to EDF's journey towards An Electric Britain. You'll help solve real-world engineering challenges and play an important part in delivering the next generation of nuclear power stations.
EDF EPR Engineering UK delivers the design for nuclear island buildings, systems, and equipment for Hinkley Point C and similar projects. Working as part of an integrated team, EPR Engineering supports construction and commissioning while preparing design-replication feasibility and related engineering activities.
Who You Are
We’re looking for a Mechanical Calculation Engineer who is analytical, detail-focused, collaborative and motivated to learn. Are you experienced in…?
- Holding a Master's degree or degree in Mechanical Engineering
- Having experience in mechanical calculations within the nuclear sector or a comparable engineering environment
- Applying EUROCODE, ASME and RCC-M codes
- Using 2D and 3D design and calculation software
- Performing piping flexibility calculations and support calculations
- Working with engineering analysis tools such as PIPESTRESS, RSTAB or ANSYS
- Communicating effectively in fluent English
- Working within multicultural engineering teams
To be appointed to this role, you will need to meet the criteria for Security Vetting, which will, ordinarily, require you to have been a resident of the UK for at least three of the past five years.
What You’ll Be Doing
- Performing mechanical stress calculations, piping flexibility assessments and finite element analysis to support site activities
- Producing technical calculations, reports and engineering documentation to support design and installation work
- Providing technical responses to site queries, RFIs, NCRs and engineering challenges
- Collaborating with civil, electrical, HVAC, equipment and installation teams to resolve engineering issues
- Supporting design modifications and verifying compliance with applicable nuclear codes and project requirements
Pay, Benefits and Culture
Alongside a starting salary of £57,000 per annum, potential for an annual bonus, and a market-leading pension scheme, your package will include customisable benefits such as electric vehicle leasing, discounted gym membership, life assurance, tech vouchers, experience days, and more.
At EDF, we believe there are multiple definitions of what it means to succeed. That’s why we offer you the freedom to develop a career that’s unique to you. Here, Success is Personal - it’s your journey, powered by us.
Everyone is welcome at EDF; we’re committed to building a workforce that reflects gender balance, social mobility, and inclusion of minority ethnic backgrounds, LGBTQ+ communities, and those with disabilities. As a Disability Confident employer, we will support applicants requiring adjustments.
Join us and find your success at EDF!
Applications for this role close Sunday 8th November
SuccessIsPersonal #EDFcareers #DestinationNuclear
Success is Personal. It's your journey, powered by us. Join us and drive the transition towards An Electric Britain.