Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Shape engineering solutions for mechanical systems in nuclear and non-nuclear facilities.
- Company: Join a leading firm focused on national defence and innovative engineering.
- Benefits: Enjoy a matched pension scheme, health perks, and employee share options.
- Why this job: Make a real impact on national security while advancing your engineering career.
- Qualifications: Degree in Mechanical Engineering or Building Services; Chartered status preferred.
- Other info: Hybrid working with opportunities for professional growth and development.
The predicted salary is between 36000 - 60000 £ per year.
As a Principal Engineer – Mechanical Systems, you’ll play a critical role in maintaining and controlling modifications to mechanical building services across both nuclear-implicated and non-nuclear facilities. Your work will span the full engineering lifecycle, from requirements capture and design development through implementation, close-out, through-life support, decommissioning and disposal.
Day-to-day, you’ll have an opportunity to shape engineering solutions that underpin national defence, ensuring compliance with nuclear site licence conditions, regulatory frameworks and industry design standards. You’ll collaborate with specialists across engineering disciplines, influence project delivery from concept to completion, and help develop innovative, safe and efficient systems.
- Ensure compliance with nuclear site licence conditions, statutory legislation, regulatory frameworks and industry-recognised design codes.
- Prescribe the Mechanical Building Services requirements for assigned design projects.
- Develop and deliver design solutions across the full design process, including Start-up, Concept, Scheme, Detailed and Implementation phases.
- Support design reviews to ensure subcontractor designs meet company, regulatory and industry standards.
- Manage the production, checking and approval of technical documentation and engineering drawings.
Essential experience:
- Familiarity with energy reduction strategies and decarbonisation approaches for new and existing buildings, including passive design solutions.
- Extensive understanding of mechanical engineering principles for steam and condensate, industrial gases, fresh and demineralised water, HVAC (including nuclear-related), LEV and domestic services.
- Detailed knowledge and experience of BREEAM, DREAM and Building Regulations.
- Experience working within a design consultancy or contractor design environment, with the ability to manage a small team of engineers.
- Strong understanding of applicable regulations, legislation and technical standards related to mechanical services system design.
Qualifications:
- Degree-level qualification (Level 7) in Mechanical Engineering or Building Services Engineering, or a lower-level qualification with significant supporting experience.
- Chartered Engineer status with CIBSE or IMechE or working towards Chartered status.
- Additional mechanical systems, nuclear or building-services-related professional training or certifications – Desirable.
Security Clearance:
The successful candidate must be a sole UK national who is able to achieve and maintain Naval Nuclear Propulsion Information (NNPPI) security clearance for this role. Many of the positions within our company are subject to national security clearance and Trade Control restrictions, which may affect eligibility based on place of birth, nationality, current or former citizenship, or residency.
What we offer:
- 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.
Principal Engineer - Mechanical Systems in Tavistock employer: Babcock Mission Critical Services España SA.
Contact Detail:
Babcock Mission Critical Services España SA. Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Engineer - Mechanical Systems in Tavistock
✨Tip Number 1
Network like a pro! Reach out to your connections in the engineering field, especially those who work in mechanical systems. A friendly chat can lead to insider info about job openings or even a referral.
✨Tip Number 2
Prepare for interviews by brushing up on your technical knowledge and industry standards. We recommend practising common interview questions related to mechanical engineering and nuclear compliance to show you’re the right fit.
✨Tip Number 3
Don’t underestimate the power of follow-ups! After an interview, drop a quick thank-you email to express your appreciation. It keeps you fresh in their minds and shows your enthusiasm for the role.
✨Tip Number 4
Apply through our website for the best chance at landing that Principal Engineer role. We’ve got all the latest openings, and applying directly can sometimes give you an edge over other candidates!
We think you need these skills to ace Principal Engineer - Mechanical Systems in Tavistock
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Principal Engineer role. Highlight your experience with mechanical systems, especially in nuclear and building services. We want to see how your skills align with our needs!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about this role and how your background makes you the perfect fit. Don’t forget to mention any relevant projects or achievements.
Showcase Your Technical Skills: In your application, be sure to showcase your technical skills and knowledge of regulations like BREEAM and Building Regulations. We’re looking for someone who can hit the ground running, so let us know what you bring to the table!
Apply Through Our Website: We encourage you to apply through our website for the best chance of success. It’s straightforward and ensures your application gets to the right people. Plus, we love seeing applications come directly from our site!
How to prepare for a job interview at Babcock Mission Critical Services España SA.
✨Know Your Engineering Basics
Brush up on your mechanical engineering principles, especially those related to HVAC, steam systems, and industrial gases. Be ready to discuss how these principles apply to the role and any relevant projects you've worked on.
✨Familiarise with Regulations
Make sure you understand BREEAM, DREAM, and Building Regulations. Prepare examples of how you've ensured compliance in past projects, as this will show your ability to navigate complex regulatory frameworks.
✨Showcase Your Leadership Skills
As a Principal Engineer, you'll likely manage a small team. Think of instances where you've led projects or mentored others, and be prepared to share these experiences during the interview.
✨Prepare for Technical Questions
Expect technical questions that assess your problem-solving skills and design capabilities. Practice articulating your thought process clearly, as this will demonstrate your expertise and confidence in handling complex engineering challenges.
