Ground System Architect - Space - Toulouse

About the company

CS, a subsidiary of the Sopra Steria group, is a leading technological player in the design, integration, and operation of critical systems. Present in 7 countries with more than 2,600 passionate employees, we operate at the heart of sovereignty, security, and performance challenges, in strategic sectors such as defense, space, energy, industry, transport, aeronautics, and cybersecurity.

Our difference? Unique expertise in real-time systems, sovereign and sustainable solutions, and a strong culture of innovation, driven by 15% of our turnover invested in R&D. We support our clients in the success of their most complex programs, from air traffic control to anti-drone warfare, including nuclear systems and satellite control centers.

By joining CS, you join a human and innovative company.

• We deliver much more than systems, we build trust.
• We go beyond expressed needs, we prepare for tomorrow's challenges.
• More than simple experts, we shape innovation.

Explore, observe, secure the space of tomorrow.

With 50 years of expertise, our Space Business Unit is a trusted partner to space agencies, prime contractors, and satellite operators across Europe.

With recognized know-how, it actively contributes to strengthening the performance, security, and innovation of the space ecosystem.

Joining this Business Unit means shaping the future of space alongside passionate experts.

Join a company where humanity, innovation, and impact meet.

Our singularity? The unique alliance between technological expertise, critical projects, and human commitment. An innovative and responsible company, we build an ethical, inclusive, and future-oriented environment. Open to all talents, we believe that diversity is an asset.

Your tasks

Our teams bring their expertise to the entire mission lifecycle: Earth observation, navigation and telecommunication systems, science and interplanetary exploration, Space surveillance and security. Driven by AI and our sovereign solutions, we push the technological boundaries of European space programs every day.

We are recruiting a Hardware & Software Architect to join our Space Business Unit within our Space Consultancy & Engineering Agency, specialized in support and services to the main space players in Europe. As part of the implementation and monitoring of their major programs, we intervene in all professions of the space sector: ground control segment, space mechanics, cybersecurity, communications, image processing...

We support our clients through all stages of projects: development, integration, qualification, and operations through expertise, architecture, and technical support services covering a wide spectrum of skills.

_Your missions_ As part of a European program, you will contribute to the definition of a ground system architecture intended to provide centralized access and exploitation capabilities for information from different assets (satellites, ground sensors, etc.) for the benefit of several partner European ministries.

In this context, you will be responsible for

• Contributing to the definition of the program's ground system architecture.
• Participating in architecture studies and design activities in the upstream phase.
• Taking into account the needs for centralized access to data from different assets (satellites, ground sensors, etc.).
• Ensuring the consistency of the proposed solutions with the operational objectives of the program and the expectations of European partners.

Requirements

With a Master's degree (Bac+5) in engineering, systems, telecommunications, space, defense, or a related field, you have between 5 and 10 years of experience in system architecture in a defense, space, or complex systems context. You know how to analyze functional/technical needs and design/formalize a system architecture consistent with the program objectives.

You are proficient in English (reading, writing, speaking).

Are you autonomous and rigorous in this field? Do you have excellent interpersonal skills and a good analytical mind? Are you able to make the right decisions in a complex context? Then you are the gem we are looking for!

What we offer

At CS, we offer

• An enriching employee experience, driven by a work environment designed to promote flexibility, autonomy, and daily well-being.
• A complete integration process designed to onboard every talent from day one and an Academy to develop your skills, enrich your expertise, and build the professional paths that suit you.
• A strong societal commitment: more than 3,000 associations supported, an active disability policy, an inclusive culture, a responsible digital approach, and partnerships like Elles bougent to inspire tomorrow's female talents.

…and many other benefits to discover by joining us!

How to apply

The next steps If your profile matches, you will be invited to a technical interview with one of our Operational Managers, to discuss your skills and your vision of the profession. You will then meet Elodie or Laura for an exchange about your background, your aspirations, and our company culture. Finally, because we value transparency and respect, we commit to providing you with personalized feedback by telephone, regardless of the outcome of the process.

Other

_Technical environment_

• Ground system architecture
• Defense systems
• Data from space assets and ground sensors

#CSGROUP #hiring #architecturesysteme An inclusive and committed employer, our company works every day to fight against all forms of discrimination and promote a respectful working environment. This is why, committed to diversity and inclusion, we encourage all applications and all profiles.