Mechanical Design Authority (contract)

CBSbutler Holdings Limited trading as CBSbutler; Larkhill; Hybrid; GBP 76,000 - 96,000; Full time

Job summary

CBSbutler is supporting a highly advanced engineering and manufacturing organisation at the forefront of propulsion technology, seeking a Mechanical Design Authority to join their Development team in Kidderminster with hybrid working. You will own complex mechanical systems from concept to in-service support, and contribute across the full product lifecycle in a challenging environment.

The role involves leading design reviews and collaborating with specialists across stress, thermal, materials,

Qualifications

• Experience delivering safety-critical engineered products.
• Ability to communicate with both technical and non-technical stakeholders.

Responsibilities

• Lead technical design activities on complex engineered products
• Manage product evolution and ensure customer compliance
• Drive design reviews, validation and qualification activities
• Collaborate with stress, thermal, materials, manufacturing and testing disciplines
• Act as a key technical interface with customers, suppliers and project stakeholders
• Support trials, investigations and product performance assessments

Skills

Technical design

Multidisciplinary problems

Safety-critical design

Customer-facing communication

Hands-on mindset

Job description

Mechanical Design Authority

£55ph - £70ph (12 month contract, Inside IR35)

Kidderminster (Hybrid available)

We're supporting a highly advanced engineering and manufacturing organisation at the forefront of propulsion technology, seeking a talented Mechanical Design Authority to join their growing Development team.

This role entails technical ownership of complex mechanical systems, from design to support.

You'll work across the full product lifecycle - from concept and development through qualification, production and in-service support - on complex, safety-critical systems operating in some of the harshest environments imaginable.

The role combines cutting-edge engineering with real hands-on involvement. One day you could be leading design reviews and customer technical discussions, the next overseeing live trials, analysing test data or investigating hardware performance.

What you'll be doing:

• Leading technical design activities on complex engineered products
• Managing product evolution and ensuring customer compliance
• Driving design reviews, validation and qualification activities
• Working closely with specialists across stress, thermal, materials, manufacturing and testing disciplines
• Acting as a key technical interface with customers, suppliers and project stakeholders
• Supporting trials, investigations and product performance assessments

We're looking for engineers who:

• Thrive in technically challenging environment
• Enjoy solving complex multidisciplinary problems
• Have experience developing safety-critical engineered products
• Can communicate confidently with both technical and non-technical stakeholders
• Bring a practical, hands-on mindset alongside strong analytical skills

Why this opportunity stands out:

• Work on genuinely unique technology
• Broad engineering exposure across multiple disciplines
• Hands-on testing and development activity
• High level of technical ownership and autonomy
• Long-term career development within advanced engineering