Senior Systems Engineer

ALTEN Group; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A global engineering consultancy is seeking a Senior Systems Engineer based in London. The role demands hands-on experience in spacecraft projects, supporting system design, analysis, and integration. The ideal candidate will have over 8 years of experience in the space industry, with a focus on requirements and spacecraft design. The company offers a diverse range of projects and strong career development support along with competitive benefits including private medical insurance and flexible working options.

Benefits

Private Medical Insurance

Cycle & Tech Scheme

Employee assistance programme

Life insurance & Pension Scheme

Flexible way of working

Qualifications

• 8+ years of spacecraft system engineering experience required.
• Familiarity with spacecraft assembly, integration, testing, and operations.
• Capability to conduct risk assessments and technical evaluations.

Responsibilities

• Plan and support technical activities across spacecraft programs.
• Manage system-level elements and requirements.
• Support product implementation and verification at system levels.

Skills

Space industry experience

System requirements

Spacecraft design

Functional models

Multidisciplinary teamwork

Education

Bachelor's or Master's degree in Engineering or equivalent military experience

Job description

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 and IT to deliver innovative engineering solutions that drive technological advancement and 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.

Job Description

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.

• Location: London
• Onsite: 1сулm month
• Clearance: SC
• Experience Level: Senior

Key Responsibilities

• 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.
• Eliot 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.

Qualifications

Required Skills

• Space industry experience is mandatory.
• 8+ years in spacecraft system engineering.
• Experience with system requirements, trade studies and spacecraft design.
• Familiar with spacecraft assembly, integration, testing and operations.

Required Qualifications

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

Desirable Skills

• 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.

Additional Information

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.

Benefits

• 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 and actively encourage applications from members of the Armed Forces community, including veterans, reserv gepubliceerd, service leavers and military spouses/partners. We recognise the value of military skills and experience and are commit reminder that no applicant is unfairly disadvantaged during required recruitment and selection processes.

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.