ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

We’re looking for a Project Engineer to join our team in London who can take full ownership of complex satellite missions and guide them from early concept through development, AIT, launch, and in‑orbit deployment. This role is ideal for someone who thrives in a fast‑moving environment and enjoys coordinating multidisciplinary teams to deliver high‑impact space missions.

• Location: London
• On Site: 1-2x a month
• Clearance: SC 
• Experience Level: Mid - Senior 

Key Responsibilities:

• Lead the full lifecycle of satellite missions, from early concept through development, AIT, launch, and deployment.
• Create and manage project plans, schedules, and budgets, ensuring progress aligns with mission objectives.
• Identify, assess, and mitigate risks across technical, operational, and external factors throughout the mission.
• Oversee all mission documentation, including requirements, technical designs, test plans, and post‑mission reporting for internal and external stakeholders.

Required Skills:

• Someone who thrives in a fast‑paced, multidisciplinary environment and can coordinate complex technical activities with clarity and confidence.
• A strong communicator who can align teams, manage expectations, and maintain momentum across mission phases.
• A proactive problem‑solver who anticipates challenges and drives solutions with ownership and accountability.
• Space industry experience is mandatory — ideally with direct involvement in satellite missions, spacecraft development, or in‑orbit operations.

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.

Desirable Skills:

• Proven experience managing complex engineering or space‑related projects end‑to‑end.
• Strong understanding of spacecraft development, AIT processes, and mission operations.
• Solid grasp of risk management, systems engineering principles, and technical documentation.
• Excellent organisational, communication, and stakeholder‑management skills.
• Ability to work across engineering, operations, and external partners with a collaborative mindset.

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may 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.