Principal Mechanical Engineer
Principal Mechanical Engineer

Principal Mechanical Engineer

Full-Time 48000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the delivery of critical mechanical systems in defence projects.
  • Company: Join a leading defence organisation with a focus on innovation.
  • Benefits: Competitive salary, hybrid working, and opportunities for professional growth.
  • Why this job: Make a real impact on high-profile engineering projects that shape the UK's defence.
  • Qualifications: Degree in Mechanical or Structural Engineering and strong technical skills required.
  • Other info: Work in a dynamic environment with opportunities to tackle complex challenges.

The predicted salary is between 48000 - 60000 £ per year.

Recruitment Consultant – Defence, Engineering & Technology

Job Title: Principal Mechanical Engineer

Location: Please note for this role you are only required to be on site 2 consecutive days a fortnight and offer some flexibility when required. Also Location: Cumbria or some southern alternatives – please enquire.

Salary: up to £60k

Requirements: Sole British nationality and SC eligible.

What you’ll be doing:

  • Design of multiple platform systems, sub-systems and equipment for submarines
  • Undertake functional design activities, modelling and analysis
  • Produce design documentation, Verification & Validation evidence and safety justifications
  • Support specification qualification and procurement of components, working collaboratively with suppliers
  • Engage with stakeholders across the cross‑functional project team
  • Drive engineering governance through peer reviews and design reviews

Your skills and experiences:

  • Proven capability in system lifecycle delivery – from concept through to commissioning
  • Demonstrated leadership – either through technical direction, mentoring, or project ownership
  • Degree level qualification or chartered engineer or working towards professional accreditation
  • Mechanical engineering background in rotator machinery, components or fluid dynamics

What’s on Offer:

  • Competitive salary and comprehensive benefits package
  • Hybrid and flexible working arrangements
  • Opportunities for career progression, professional development, and relocation support where applicable
  • Work on cutting‑edge, mission‑critical engineering projects that enhance our defence capability

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Engineering, Information Technology, and Design

Industries

Defense and Space Manufacturing, Maritime Transportation, and Military and International Affairs

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Principal Mechanical Engineer employer: Copello Global

Join a leading defence organisation in Cumbria as a Principal Mechanical Engineer, where you will be at the forefront of innovative engineering projects that contribute to the UK's defence capabilities. With a strong emphasis on employee growth and a collaborative work culture, this role offers hybrid working options and competitive salaries, ensuring a rewarding and fulfilling career path. The company values its employees, providing opportunities for professional development and engagement in high-profile projects that make a real difference.
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Contact Detail:

Copello Global Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Principal Mechanical Engineer

✨Tip Number 1

Network like a pro! Reach out to your connections in the defence sector and let them know you're on the hunt for a Principal Mechanical Engineer role. You never know who might have the inside scoop on job openings or can put in a good word for you.

✨Tip Number 2

Prepare for those interviews! Brush up on your technical knowledge, especially around mechanical systems and design changes. We recommend practising common interview questions and even doing mock interviews with friends to build your confidence.

✨Tip Number 3

Showcase your expertise! When you get the chance to chat with potential employers, highlight your experience with complex engineering projects and your understanding of compliance standards. This will set you apart as a candidate who can hit the ground running.

✨Tip Number 4

Don't forget to apply through our website! It’s super easy and ensures your application gets the attention it deserves. Plus, we love seeing candidates who are proactive about their job search!

We think you need these skills to ace Principal Mechanical Engineer

Mechanical Engineering
Structural Engineering
Understanding of Mechanical Drawings
GD&T (Geometric Dimensioning and Tolerancing)
Engineering Tolerances
Welding Engineering
NDE (Non-Destructive Evaluation) Techniques
Technical Report Writing
Stress Analysis
Fatigue Analysis
Thermal Analysis
Knowledge of Compliance Standards
Regulatory Processes
Stakeholder Engagement
Problem-Solving Skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the Principal Mechanical Engineer role. Highlight your relevant experience and skills that match the job description, especially your understanding of mechanical drawings and engineering tolerances.

Showcase Your Technical Skills: Don’t shy away from showcasing your technical report writing and justification skills. Include examples of how you've tackled complex engineering challenges in the past, as this will resonate well with us.

Be Clear and Concise: When writing your application, keep it clear and concise. Use bullet points where possible to make it easy for us to see your key achievements and qualifications at a glance.

Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of your application and ensures you don’t miss out on any important updates!

How to prepare for a job interview at Copello Global

✨Know Your Stuff

Make sure you brush up on your mechanical engineering principles, especially those related to defence projects. Familiarise yourself with the specific technologies and methodologies mentioned in the job description, like GD&T and welding engineering. This will show that you're not just a candidate, but a knowledgeable expert ready to tackle complex challenges.

✨Showcase Your Experience

Prepare to discuss your past projects in detail, particularly any that involved structural components or compliance standards. Use the STAR method (Situation, Task, Action, Result) to structure your answers, highlighting how your contributions led to successful outcomes. This will help the interviewers see your practical experience in action.

✨Engage with Stakeholders

Since the role involves engaging with key stakeholders, think of examples where you've successfully collaborated with different teams. Be ready to discuss how you’ve supported or challenged requirements in previous roles, as this demonstrates your ability to navigate complex project dynamics effectively.

✨Prepare for Technical Questions

Expect some technical questions that assess your problem-solving skills and understanding of engineering principles. Brush up on stress, fatigue, and thermal analysis concepts, and be prepared to justify your design decisions. This will not only showcase your expertise but also your ability to communicate complex ideas clearly.

Principal Mechanical Engineer
Copello Global

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