Job Title: Principal Structural Engineer
Location: Warrington Cheshire + Hybrid Working Arrangement
Compensation: Competitive Salary + Benefits
Role Type: Full time / Permanent
Role ID: SF70359
Lead The Structures That Power Clean Nuclear Energy
At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Principal Structural Engineer, at our Warrington, Cheshire site.
The Role
As a Principal Structural Engineer, you’ll have a role that’s out of the ordinary. You’ll lead the Civil, Structural and Architectural (CS&A) discipline on large, high‑impact programmes, setting design direction, solving complex technical challenges and mentoring a multi‑disciplinary team. Your work on the TMF project, which processes uranium tails, supports the UK’s transition to self‑sufficient nuclear production and contributes to cleaner, reliable energy for generations to come.
Day‑to‑day responsibilities
* Lead the structural discipline for scheme design on new buildings within the TMF project, acting as the CS&A discipline lead.
* Manage and develop a team of technicians and engineers within a collaborative multi‑disciplinary environment.
* Drive high‑quality reinforced concrete solutions, ensuring designs are practical, buildable and compliant.
* Coordinate with project stakeholders to balance safety, performance, schedule and cost across design stages.
* Champion best practice, governance and continuous improvement across CS&A deliverables.
This is a permanent, full‑time role working 37 hours per week based in Warrington, Cheshire. Hybrid working patterns are available with a minimum of three days in the office per week.
Essential experience
* Prior experience acting as discipline lead for structural on a large‑scale design project, ideally within nuclear or an industrial facility.
* Strong knowledge of reinforced concrete design with evidence of practical application on complex projects.
Qualifications
* Degree‑qualified (BEng or MEng) Civil / Structural Engineer.
Security Clearance
The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk).
What We Offer
* Generous holiday allowance
* Matched contribution pension scheme, with life assurance
* Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
* Employee share scheme
* Employee shopping savings portal
* Payment of Professional Fees
* Reservists in the armed forces receive 10‑days special paid leave
* Holiday Trading allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their entitlement.
* ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity.
* Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.
About Cavendish Nuclear
As a leader within the UK nuclear industry, Cavendish Nuclear, part of Babcock International Group, provides a comprehensive range of critical nuclear solutions in clean energy, defence and civil new build and decommissioning projects. Together, we’re innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. Your career with us could take you anywhere within Babcock International Group – from Canada, the USA to Japan. Work with us to create a safe and secure world, together.
Equal Opportunity
We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.
Closing date: 23/01/2026
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