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Solution Architect (Senior Consultant)

CGI

CGI

IT
Multiple locations
Posted on Jul 15, 2025
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Position Description:

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client.

Challenge yourself and change lives, unlocking complex system solutions as part of a highly motivated and supportive team. Our Solution Architects are trusted to work closely with a wide range of clients on exciting projects with real-world purpose and impact.

We are looking for a Solution Architect with Security/Cyber experience to join an established CGI team working on Earth Observation projects as a senior member and will work across projects with existing clients as well as responding to Requests For Proposals (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.

Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This role will be hybrid, based in Leatherhead, Reading, Bristol, Leeds or Leicester as a base-office.

Your future duties and responsibilities:

Your tasks and responsibilities will include:

• Developing overall architectures, defining solutions and system architectures
• Leading systems engineering and systems integration efforts
• Design and deliver high-quality technical solutions
• Developing and maintaining various technical documents, such as requirements, security management plans and risk assessments
• Reviewing and contributing to system security requirements, security architecture designs, proposed implementations and technologies
• Identifying potential vulnerabilities and threats, analysing exploitability and proposing the mitigations and countermeasures, and analysing and accessing security-related requests for deviations and waivers

Required qualifications to be successful in this role:

Essential:

• At least 5 years of recent Solutions, systems Architecture and/or Cyber experience
• Space Systems, Cyber Security, Computer/network engineering, Aerospace engineering, Maths, Physics, Computer Science or similar degree
• Experience writing detailed designs based on high level architectures
• Ability to lead others in technical work, and a demonstratable ability to take responsibility for a solution and considering strategic and tactical aspects
• Strong communication, presentation and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and with industry
• Experience defining and following security management processes ensuring successful delivery of ISMP, SECOPS, CISSP / CISM or equivalent, Risk Assessments, etc

Highly Desirable:

• Experience in Model-Based Systems Engineering (MBSE)
• Experience within the space industry or other large science/industry/media data user, in particular experience of working in Earth Observation Payload Data Processing, Operations including the onboarding of satellite missions
• Experience writing technical proposals
• TOGAF certification or equivalent
• CCSDS protocols

Skills:

  • Analytical Thinking
  • Cyber
  • Leadership

What you can expect from us:

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.