Job Vacancy SatComms Software Architect

United Kingdom

CGI

Job position SatComms Software Architect

Permanent

As soon as possible

United Kingdom

Published on 24/08/2025

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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.

Candidate profile

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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Working environment

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team—one of the largest IT and business consulting services firms in the world.

Discover CGI

London, England, United Kingdom

> 1000 employees

IT services

We are a global business with 91,500 professionals across hundreds of locations worldwide, providing end-to-end IT and business process services that drive our clients’ businesses. In the UK alone, we have around 6,000 member-partners working across 19 towns and cities, doing everything from writing complex code to designing sophisticated software solutions. The work we do powers some of the most ambitious projects that touch the lives of many. Our approach sets us apart, characterised by our proximity model, international presence, expertise, and operational excellence. We organise our operations within metro markets where our clients have concentrated footprints, empowering our local teams to build trusted, in-person relationships. As you build your career here, you’ll develop your skills, share your insights, and work side-by-side with colleagues and clients on innovative solutions that address the most complex issues. Our commitment to ownership, flexibility, and being approachable makes us easy to do business with. Join us, and together, as owners, let’s turn meaningful insights into action to meet the needs and balance the interests of our clients, shareholders, communities, and each other. Benefits: - Insurance coverage - Medical benefits - Pension plan - Member Assistant Programme - Check4Cancer - Flexible time off - Share Purchase Plan - Member discounts - Dental benefits - Vision benefits - Profit Participation Plan - Health and Wellbeing Programme

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SatComms Software Architect

CGI