Mechanical Design Engineer

2 weeks ago


High Wycombe, United Kingdom Copello Full time

Senior Mechanical Design Engineer
6 months initial (Inside IR35) – 4 days p/week on site (Buckinghamshire)

Copello is recruiting for a Senior Mechanical Design Engineer to join our clients Avionics Business Unit. You will be supporting a portfolio of aerospace products for both military and civilian applications.

Key Responsibilities
• Lead mechanical design activities for new product developments.
• Produce detailed designs using 3D CAD (SolidWorks preferred), and simulate mechanical behaviour using FEA and CFD tools.
• Prepare technical estimates for non-recurring costs and manpower.
• Manage technical aspects of external suppliers and outsource providers.
• Liaise with internal and external stakeholders, including customers.
• Conduct tolerance analysis including Geometric Dimensioning and Tolerance.
• Act as Project Engineer when required, supporting bids and development.
• Coach and mentor junior mechanical engineers.
• Generate and amend drawings and documentation to BS8888 standards.
• Support continuous improvement initiatives across processes and tools.

Skills & Experience
• Strong background in aerospace or defence mechanical design.
• Proven expertise in 3D CAD (SolidWorks advantageous).
• Experience with FEA and CFD simulation tools.
• Familiarity with engineering lifecycle from concept to delivery.
• Knowledge of materials, finishes, and environmental implications.
• Understanding of composite design and production techniques.
• Experience in regulated industries such as aerospace, automotive, or medical.
• Chartered Engineer status (or working towards).
• Excellent communication and documentation skills.
• Requirements management experience.

Key Measures
• Demonstrated experience across full engineering product lifecycle.
• Ability to author, review, and approve engineering drawings to BS8888 and ISO standards.
• Strong grasp of structural analysis and thermal CFD.
• Ability to work independently and lead project teams.
• Commitment to sustainability and product support.

Security Clearance
Role will require candidates to have active SC clearance or eligibility for SC



  • High Wycombe, United Kingdom Copello Global Full time

    Get AI-powered advice on this job and more exclusive features. This range is provided by Copello Global. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Senior Mechanical Design Engineer 6 months initial (Inside IR35) – 4 days p/week on site (Buckinghamshire) Copello is recruiting for a...


  • High Wycombe, United Kingdom Copello Global Full time

    Senior Mechanical Design Engineer Copello are working with a defence client who are looking for a Senior Mechanical Design Engineer to lead the mechanical design of new product developments. In this role, you will be expected to be creative and innovative in the generation of concepts and detailed designs using 3D CAD and FEA & CFD simulation tools. We are...


  • High Wycombe, United Kingdom Copello Global Full time

    Senior Mechanical Design Engineer Copello are working with a defence client who are looking for a Senior Mechanical Design Engineer to lead the mechanical design of new product developments. In this role, you will be expected to be creative and innovative in the generation of concepts and detailed designs using 3D CAD and FEA & CFD simulation tools. We are...


  • High Wycombe, United Kingdom Copello Full time

    Senior Mechanical Design Engineer Copello are working with a defence client who are looking for a Senior Mechanical Design Engineer to lead the mechanical design of new product developments. In this role, you will be expected to be creative and innovative in the generation of concepts and detailed designs using 3D CAD and FEA & CFD simulation tools. We are...


  • High Wycombe, United Kingdom Copello Global Full time

    Senior Mechanical Design Engineer Copello are working with a defence client who are looking for a Senior Mechanical Design Engineer to lead the mechanical design of new product developments. In this role, you will be expected to be creative and innovative in the generation of concepts and detailed designs using 3D CAD and FEA & CFD simulation tools. We are...


  • High Wycombe, United Kingdom Copello Full time

    Senior Mechanical Design Engineer Copello are working with a defence client who are looking for a Senior Mechanical Design Engineer to lead the mechanical design of new product developments. In this role, you will be expected to be creative and innovative in the generation of concepts and detailed designs using 3D CAD and FEA & CFD simulation tools. We are...


  • High Wycombe, Buckinghamshire, United Kingdom Copello Global Full time £60,000 - £120,000 per year

    Principal Mechanical Design Engineer - Buckinghamshire on site 4 days pwCopello are working with a defence client who are looking for a Principal Mechanical Design Engineer to design, develop and maintain complex defence systems and products. This includes defence standard communications, navigation and electronic warfare equipment for use in demanding...


  • High Wycombe, United Kingdom Copello Full time

    Principal Mechanical Design Engineer - Buckinghamshire on site 4 days pwCopello are working with a defence client who are looking for a Principal Mechanical Design Engineer to design, develop and maintain complex defence systems and products. This includes defence standard communications, navigation and electronic warfare equipment for use in demanding...


  • High Wycombe, United Kingdom Copello Full time

    Job DescriptionPrincipal Mechanical Design Engineer - Buckinghamshire on site 4 days pwCopello are working with a defence client who are looking for a Principal Mechanical Design Engineer to design, develop and maintain complex defence systems and products. This includes defence standard communications, navigation and electronic warfare equipment for use in...


  • High Wycombe, United Kingdom Ultra Electronics Group Full time

    # ****Unleash the Power of Multi-Mission Excellence: Safeguarding the Seas for the World's Navies.****# Step into a world where cutting-edge technology meets unparalleled expertise. Ultra Maritime pioneers delivering multi-mission solutions that protect and empower the naval forces worldwide. With our extensive portfolio of capabilities, our innovations are...