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? 

We are looking for a Senior Systems Engineer with hands-on experience in spacecraft projects. You will support system design, analysis, and integration across multiple subsystems, ensuring spacecraft meet functional, performance, and mission requirements. You’ll work closely with multidisciplinary teams and help drive technical decisions across the program lifecycle.

Your main responsibilities will be: 

• Plan and support technical activities across spacecraft programs.
• Manage system-level elements such as functional models, modes, interfaces, and requirements.
• Conduct risk assessments, trade-offs, and technical evaluations.
• Support subsystem and software design through multidisciplinary studies.
• Lead system assessments, baseline definitions, and budget planning.
• Contribute to configuration-controlled engineering documentation.
• Support product implementation, integration, verification, and validation at system and flight levels.
• Help improve and iterate on company-wide systems engineering processes.

Who are we looking for? 

You are a systems-focused engineer with proven spacecraft experience. You are confident leading multidisciplinary teams, managing complex technical tasks, and coordinating with stakeholders and customers. You have a strong understanding of spacecraft systems and can work across multiple subsystems.

You are... 

• Passionate about engineering 
• result-oriented 
• proactive

Experience, skills and qualifications required: 

• Space industry experience is mandatory.
• Degree or Masters in Aerospace, Engineering, Physics, or similar.
• 8+ years in spacecraft system engineering.
• Experience with system requirements, trade studies, and spacecraft design.
• Familiar with spacecraft assembly, integration, testing, and operations.
• Knowledge in at least three areas: avionics, power, propulsion, thermal/mechanical, control systems, or system testing.
• Strong organization and teamwork skills.
• Confident working with internal teams and customers.

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)

This role will require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.