Are you passionate about engineering? Do you want to make a difference?  

You could be one of our 54k+ colleagues in over 30 countries working on inspiring projects in the most innovative companies.  

Join us and start building tomorrow’s world today!

What will you be doing? 

As a Mechanical Design Engineer, you will join our team in Porstmouth to support our activities within the Space sector. 

Your main responsibilities will be: 

• Create detailed 3D models and engineering drawings using CAD software (e.g., SolidWorks, CATIA, Creo).
• Perform structural and thermal analysis to ensure the integrity and performance of payload components under various space conditions.
• Collaborate with systems engineers to ensure seamless integration of payload components with the overall spacecraft.
• Conduct and oversee environmental testing (vibration, thermal, vacuum, etc.) to validate design performance.

Who are we looking for? 

• Minimum of 3-5 years of experience in mechanical design, preferably in the Aerospace or Space industry.
• Proficiency in CAD software with CATIA V6 / 3DX as mandatory. (SolidWorks, PTC Creo/Pro-E are desirable). 
• Experience with environmental testing and qualification of space hardware.
• Strong understanding of materials science, structural analysis, and thermal management principles.

You are... 

• Passionate about engineering 
• result-oriented 
• proactive

Experience, skills and qualifications required: 

• Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
• Excellent problem-solving skills and attention to detail.
• Ability to work in a fast-paced, dynamic environment and manage multiple priorities.
• Ability to achieve Security Clearance.

Security Clearance:

Candidates must have lived in the UK for at least 5 years with no gaps of 3+ consecutive months to be eligible for security clearance.

Why join us? 

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently. 

Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities. 

We offer incredible opportunities to join inspiring projects in the most innovative companies. 

We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential. 

Join our passionate team and start building tomorrow, today! 

In short you get: 

• A personalised career path and a rewarding management style 
• A chance to work on the most exciting engineering projects and technologies along with Premium Customers
• A huge diversity of engineering projects and industries
• A competitive salary
• Private Medical Insurance
• Pension Scheme
• Cycle-to-work Scheme among many additional benefits
• Social atmosphere, regular gatherings, and team buildings
• Flexible way of working (role dependent)