Mechanical Design Engineer

Octagon Group; Wallingford; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading engineering firm in Wallingford is seeking a talented Mechanical Design Engineer to join their innovative Design Office. In this role, you will work with a dynamic technical team on the design and development of products in the automotive and marine sectors. Successful candidates will have a degree and at least five years of design experience, with advanced CAD capabilities. The position offers a chance to make a significant impact in a supportive and forward-thinking environment.

Qualifications

• At least five years' experience as a Design Engineer.
• Advanced 3D CAD capability including complex assemblies.
• Proven ability to solve engineering challenges.

Responsibilities

• Designing and supporting mechanical products to meet quality standards.
• Assisting with new product development from concept to pre‑production.
• Providing technical support to production and sales teams.

Skills

Mechanical Design

3D CAD (Siemens NX)

Problem Solving

Understanding of mechanical systems

Education

Degree-level education or equivalent

Tools

3D CAD software

Job description

Mechanical Design Engineer Job in Wallingford, Oxfordshire.

A leading engineering team in Wallingford, Oxfordshire is seeking a talented Mechanical Design Engineer to join a vibrant and innovative Design Office. This is an exciting job opportunity for an experienced engineer who thrives in a hands‑on environment and enjoys contributing to the development of world‑class products in the automotive and marine sectors.

As a Mechanical Design Engineer in Wallingford, Oxfordshire you will work closely with a dynamic technical team, applying your strong mechanical design background and comprehensive understanding of modern manufacturing processes. You will play a key role in designing and developing new products on a project‑driven basis while supporting ongoing production and assembly operations.

Responsibilities

• Designing, developing, and supporting mechanical products to meet exacting quality standards.
• Assisting with new product development projects from concept to pre‑production.
• Providing technical support to production, sales, and supply chain teams.
• Managing technical drawings, assembly documentation, and Bills of Materials (BOMs).
• Liaising with suppliers and assisting in prototype build and on‑water product testing.
• Identifying and implementing product and production line improvements.

Qualifications & Experience

• Degree‑level education or equivalent, with at least five years' experience as a Design Engineer.
• Advanced 3D CAD capability (preferably Siemens NX), including complex assemblies and technical drawings.
• Proven ability to solve engineering challenges with innovative design solutions.
• Experience in mechanical systems such as drivetrains and fabricated components (steel, aluminium, plastics).
• Understanding of moulded components, tooling, and laminate schedules.
• Familiarity with fluid or electrical systems advantageous.
• Marine industry experience beneficial but not essential.

The successful Mechanical Design Engineer in Wallingford will demonstrate a proactive, “hands‑on” approach to problem solving and a genuine desire to contribute to the continued development of high‑quality, world‑leading products.

If you are an ambitious Mechanical Design Engineer based in Wallingford looking to take the next step in your career within a supportive and forward‑thinking environment, this role offers a rewarding opportunity to make a real impact.