At a Glance
- Tasks: Lead innovative mechanical engineering solutions for nuclear projects from concept to execution.
- Company: Cavendish Nuclear, part of Babcock International Group, focused on clean energy and national security.
- Benefits: Competitive salary, matched pension scheme, health benefits, and excellent development opportunities.
- Other info: Join a team of 5,000 specialists committed to building an inclusive culture.
- Why this job: Make a real impact in critical sectors while enjoying a flexible work-life balance.
- Qualifications: Engineering degree, leadership experience in complex projects, and excellent communication skills.
The predicted salary is between 60000 - 80000 £ per year.
Location: Warrington, GB WA3 6YD; Preston, GB PR2 2YB
Onsite or Hybrid: OnSite
Role Type: Full time / Permanent
Lead the engineering solutions shaping the future of nuclear projects. At Cavendish Nuclear, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Principal Mechanical Design Engineer within our Business Winning team, based at either Warrington or Preston, with flexible hybrid working. This is a pivotal role where you’ll lead the development of innovative mechanical engineering solutions during the bid phase – and then see those solutions brought to life as projects transition into delivery. It’s a rare opportunity to influence outcomes from concept to execution in one of the UK’s most critical sectors.
The role:
- Accountable for leading the mechanical engineering input into major bids and proposals, ensuring robust, safe, and commercially competitive technical solutions.
- Working closely with internal stakeholders and external partners to shape winning submissions that support long‑term growth across clean energy, defence, and nuclear decommissioning.
- Leading the mechanical engineering development of innovative technical solutions for bids and tenders.
- Owning the engineering scope, schedule, and delivery plans to meet customer and business requirements.
- Ensuring technical integrity, compliance with standards, and application of best engineering practice.
- Collaborating with multidisciplinary teams, partners, and the supply chain to deliver robust bid solutions.
- Providing technical leadership and assurance across bidding activity and transition into project delivery.
The role is full time working 37 hours per week and can be based at Warrington, Cheshire or Preston, Lancashire with hybrid working patterns available. Occasional travel to other business or customer sites may be required.
Essential experience:
- Proven experience leading mechanical engineering activities within complex projects or bids.
- Experience managing engineering teams and coordinating multidisciplinary inputs.
- Integration with safety case development, or similar process in other high hazard environments.
- Design of remote operated mechanical handling equipment and design of wet process plants.
- Knowledge of mechanical engineering lifecycle (concept, design, manufacture, installation, commissioning and decommissioning).
Qualifications:
- Engineering degree (or equivalent) in a relevant engineering discipline.
- Chartered Engineer status, or working towards chartership.
- Excellent communication skills with the ability to influence at all levels.
Benefits:
- 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 annual entitlement.
- 'Be Kind Day' allows 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.
We’re Cavendish Nuclear — a team of 5,000 specialists and a core part of Babcock International Group. Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work‑life balance. Join us and discover how far we can go, together.
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.
Principal Mechanical Design Engineer. in Warrington employer: Babcock Mission Critical Services España SA.
Cavendish Nuclear is an exceptional employer, offering a dynamic work environment where innovation meets purpose in the critical sectors of clean energy, defence, and nuclear decommissioning. With competitive salaries, a comprehensive benefits package, and a strong commitment to employee development, you will have the opportunity to lead impactful projects while enjoying a healthy work-life balance. Our inclusive culture encourages collaboration and personal growth, making it a rewarding place to advance your career as a Principal Mechanical Design Engineer in Warrington or Preston.
Contact Details:
Babcock Mission Critical Services España SA. Recruitment Team
StudySmarter Expert Advice🤫
We think this is how you could land Principal Mechanical Design Engineer. in Warrington
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We think you need these skills to ace Principal Mechanical Design Engineer. in Warrington
Some tips for your application 🫡
Show Off Your Technical Expertise:In mechanical engineering, it’s vital to highlight your technical skills and projects. Make sure to include relevant software proficiency (like CAD tools) in your CV. If you've worked on specific engineering projects, detail your key contributions — we want to see how you’ve applied your skills in a practical setting!
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How to prepare for a job interview at Babcock Mission Critical Services España SA.
✨Brush Up on Your CAD Skills
Since mechanical engineering often involves design processes, be ready to showcase your proficiency in CAD software like SolidWorks or AutoCAD. Bring along a digital portfolio or even some sketches that demonstrate your design capabilities — it’s a great way to show what you can bring to the table at Babcock Mission Critical Services España SA..
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