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Salary
≈ $59k – $109k per year (Estimated)
Location
In office (France)
Seniority
Staff
Employment
Full-Time

First seen by Alion on Oct 24, 2026. CGI scores A on the Alion truth index.

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CGI

CGI is a Canadian IT and business consulting services firm headquartered in Montreal, Quebec, offering strategic consulting, systems integration, managed IT and application services and its own software products. Founded in 1976 and listed on the Toronto and New York stock exchanges, it employs about 94,000 consultants and professionals worldwide, with large operations in France, Canada, the United States through CGI Federal, the UK and India. Its openings include generative AI developers and tech leads, Java and Angular developers, business analysts, geomatics developers, cloud engineers with security clearance and graduate programmes.
Elevate your potential with CGI, a global technology service provider and premier business consultancy recognized by Forbes Magazine as a top 100 employer. Our mission is rooted in evolution, excelling in intricate challenges. Collaborating directly with our clients, we employ innovative technologies to revolutionize, empower, safeguard, and deliver critical mission systems.



CGI is a leading provider of ground segment software and IT for space missions. We support some of the most advanced satellite systems in the world, designing and supporting ground segment command and data processing systems, as well as network architecture. This is an opportunity to join a growing team supporting the development of operational mission-critical systems.



We are looking for an architect, who has an existing background in Communications or Space Technology, to support ground segment software and network solutions developed with our SatCom customers. Our solutions cover network management, operations support, and mission planning, often using cutting edge optimization techniques.



This role will be hybrid, based in Leatherhead, Reading, London, Bristol or Leicester as base-office. Some short trips to Europe may be required for customer meetings. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance.

Profil recherché

You will be joining an existing architecture team as a senior member and will work across projects with existing clients as well as responding to RFPs with potential new clients. CGI also offers an extensive range of training and on-the-job support to help members to develop their domain expertise.



The System Architect is responsible for defining the solution and system architecture (including models, decisions, validation, evolution and delivery support), working with the customer and any subcontractors to identify, trade-off and design the overall architecture. Architects assist with the overall strategy and business chase activities, working with multiple stakeholders. As well as developing the overall architecture the Software Architect will also create high level artefacts to be delivered to the customer.

Required qualifications to be successful in this role

Essential:

- At least 5 years of recent Satellite or Wireless communications Software or network Architecture

- Maths, Physics, Computer Science or similar degree

- Experience in designing high level architectures using standardized approaches and tools, requirements management and Technical Specifications

- Experience of the development and testing lifecycle

- Experience of developing to stringent standards (Space, Defence standards etc)

- Ability to lead others in technical work



Highly Desirable:

- Experience in RF communications, OSS/BSS, satellite modem/terminal software, or VSAT platforms

- Demonstrates a good understanding of cyber-security practices

- Use of reference models and Space Standards

- Experience with Agile and DevOps approaches



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