Mechanical Design Engineer
Mechanical Design Engineer

Mechanical Design Engineer

High Wycombe Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design and develop innovative mechanical solutions for naval and defence applications.
  • Company: Join a leading UK defence tech firm focused on advanced engineering solutions.
  • Benefits: Enjoy a hybrid work model, 9-day fortnight, and a supportive work-life balance.
  • Why this job: Make an impact in a high-tech sector while working with a diverse, inclusive team.
  • Qualifications: Degree in Mechanical Engineering and experience with 3D CAD tools required.
  • Other info: Must be eligible for UK security clearance.

The predicted salary is between 36000 - 60000 £ per year.

We’re recruiting on behalf of a leading UK defence technology organisation, delivering advanced engineering solutions for naval and maritime applications. Their systems support critical missions across allied defence forces, with a focus on innovation, precision, and performance in the most challenging environments.

This is a fantastic opportunity for a Mechanical Engineer with experience in complex enclosure design to join a collaborative, multi-disciplinary team working on cutting-edge maritime technology.

The Role
  • Develop mechanical design concepts and feasibility studies for new and existing products
  • Lead the design of complex enclosures used in subsea, naval, and defence applications
  • Work closely with electrical, systems, and manufacturing engineers to deliver integrated solutions
  • Contribute to proposals and R&D initiatives that support future business opportunities
What You’ll Need
  • Degree (or equivalent) in Mechanical Engineering
  • Solid experience with 3D CAD tools – ideally AutoCAD Inventor
  • Understanding of manufacturing methods for electrical enclosures (fabrication, machining, castings, welding, coatings)
  • Strong grasp of materials selection and mechanical design under requirements like thermal, EMC, and shock
  • Excellent communication skills and the confidence to present ideas and designs to stakeholders
  • A proactive, self-motivated approach with a willingness to learn and shape future processes
  • Security Clearance: You must be eligible to obtain UK security clearance
Why Apply?
  • Work on technologies that protect and support naval missions around the world
  • Be part of a forward-thinking company that values work-life balance and flexible working
  • Enjoy every other Friday off with a 9-day fortnight
  • Join a diverse, inclusive team with a supportive culture and exciting growth plans

If you’re an experienced engineer ready to make an impact in a high-tech, mission-critical sector — we want to hear from you. Apply now to take the next step in your engineering career.

Mechanical Design Engineer employer: STR Group

Join a leading UK defence technology organisation in High Wycombe, where innovation meets collaboration in a supportive and inclusive work culture. Enjoy the unique benefit of a 9-day fortnight, allowing for an exceptional work-life balance while contributing to cutting-edge maritime technology that supports critical missions globally. With ample opportunities for professional growth and development, this is an ideal environment for Mechanical Design Engineers looking to make a meaningful impact in a high-tech sector.
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Contact Detail:

STR Group Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Mechanical Design Engineer

✨Tip Number 1

Familiarise yourself with the specific technologies and systems used in naval and maritime applications. Understanding the unique challenges and requirements of this sector will help you stand out during discussions with the hiring team.

✨Tip Number 2

Network with professionals in the defence technology field. Attend industry events or join relevant online forums to connect with current employees or others in similar roles, as they can provide valuable insights and potentially refer you for the position.

✨Tip Number 3

Prepare to discuss your experience with 3D CAD tools, particularly AutoCAD Inventor. Be ready to share specific examples of projects where you've successfully applied these skills, as practical knowledge is crucial for this role.

✨Tip Number 4

Demonstrate your understanding of materials selection and manufacturing methods relevant to electrical enclosures. Being able to articulate how you approach design challenges in these areas will show your technical competence and readiness for the role.

We think you need these skills to ace Mechanical Design Engineer

Mechanical Design Skills
3D CAD Proficiency (AutoCAD Inventor)
Complex Enclosure Design
Understanding of Manufacturing Methods
Materials Selection Expertise
Thermal Analysis
Electromagnetic Compatibility (EMC) Knowledge
Shock Resistance Design
Communication Skills
Stakeholder Presentation Skills
Proactive Problem-Solving
Self-Motivation
Team Collaboration
Research and Development Contribution
Security Clearance Eligibility

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience in mechanical design, particularly with complex enclosure design. Include specific projects where you've used 3D CAD tools like AutoCAD Inventor and detail your understanding of manufacturing methods relevant to the role.

Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for engineering and your ability to work collaboratively in multi-disciplinary teams. Mention your proactive approach and willingness to learn, as these qualities are highly valued by the company.

Highlight Relevant Skills: In your application, emphasise your skills in materials selection and mechanical design under various requirements such as thermal and shock. This will demonstrate your suitability for the role and your understanding of the challenges faced in defence applications.

Prepare for Security Clearance: Since eligibility for UK security clearance is required, mention any previous experience or qualifications that may support your application. This shows you are aware of the importance of security in the defence sector and are prepared to meet this requirement.

How to prepare for a job interview at STR Group

✨Showcase Your Design Experience

Be prepared to discuss your previous projects involving complex enclosure design. Highlight specific challenges you faced and how you overcame them, as this will demonstrate your problem-solving skills and technical expertise.

✨Familiarise Yourself with 3D CAD Tools

Since solid experience with 3D CAD tools like AutoCAD Inventor is essential, make sure you can talk about your proficiency with these tools. Bring examples of your work or be ready to explain your design process using CAD software.

✨Understand Manufacturing Methods

Brush up on various manufacturing methods relevant to electrical enclosures, such as fabrication and welding. Being able to discuss how these methods impact design choices will show your comprehensive understanding of the engineering process.

✨Communicate Effectively

Practice articulating your ideas clearly and confidently. Since excellent communication skills are crucial for presenting designs to stakeholders, consider doing mock interviews to refine your presentation style and ensure you can convey your thoughts effectively.

Mechanical Design Engineer
STR Group
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