Mechanical Design Engineer

Addition+; Milton Keynes; Hybrid; GBP 30,000 - 60,000; Full time

Benefits offered by this job

33 days’ annual leave

Short Fridays

Company pension scheme

Modern office facilities

Job summary

A growing engineering firm is looking for a Mechanical Design Engineer to work on naval applications in a collaborative environment. This role includes designing ruggedised enclosures and managing projects from concept to compliance. The position offers a competitive salary, flexibility, and benefits, making it an exciting opportunity for professionals passionate about engineering challenges.

Qualifications

• Experience in mechanical design for rugged environments.
• Able to design for critical standards and apply relevant engineering regulations.
• Familiarity with FEA, CFD, or NASTRAN tools is a plus.

Responsibilities

• Designing enclosures for naval applications.
• Collaborating with electrical teams to meet marine standards.
• Managing projects from concept to compliance documentation.

Skills

Mechanical design experience for rugged environments

Proficient with AutoCAD Inventor (3D)

Knowledge of sheet metal fabrication

Comfortable with technical documentation

Education

Degree-qualified or equivalent industry experience

Tools

AutoCAD (2D)

Job description

Addition+ Milton Keynes, England, United Kingdom

Mechanical Design Engineer

Addition+ Milton Keynes, England, United Kingdom

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Mechanical Design Engineers | Defence Engineering

Since the 1930s, this engineering firm has been supplying advanced systems to the Royal Navy — and with demand rising, they’re growing their mechanical design team. If you're excited by complex electro-mechanical challenges and want to work on projects that genuinely matter, this is your chance.

Role Overview:

• Location: Milton Keynes (on-site, with occasional remote work)
• Package: £30,000–£60,000 depending on experience + benefits

What You’ll Be Doing:

• Designing ruggedised enclosures, cabinets, and consoles for naval applications.
• Turning customer requirements into fully engineered solutions.
• Collaborating with electrical engineers, production, and quality teams to ensure products meet strict marine standards.
• Managing full project lifecycles from concept to compliance documentation.
• Applying principles of DFMA, thermal management, IP rating, EMC, vibration performance, and shock resistance.
• Contributing to manufacturing documents, parts lists, drawings, and test plans.
• Supporting project delivery on schedule and to spec.

Main Skills Needed:

• Experience in mechanical design for enclosures or cabinets, ideally for rugged environments.
• Proficient with AutoCAD Inventor (3D) and AutoCAD (2D).
• Strong knowledge of sheet metal fabrication, welding, and finishing techniques.
• Able to design for critical standards and apply relevant engineering regulations.
• Familiarity with FEA, CFD, or NASTRAN tools is a plus.
• Comfortable writing clear technical documentation and engaging with customers.
• Degree-qualified or equivalent industry experience.

What’s in It for You:

• Salary aligned with experience, up to £60k.
• 33 days’ annual leave (including bank holidays).
• Short Fridays and flexible working around core hours.
• Company pension scheme and secure on-site parking.
• Clean, modern office with a fully equipped staff rest area.
• A welcoming, down-to-earth team that values collaboration.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Industries

  Defense and Space Manufacturing

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