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Location: Tubize, Belgium Thales in Belgium is part of an internationally leading technology group in the defence and security, aerospace as well as digital identity and security markets. In a world characterised by uncertainties, we ensure that our customers, partners and employees can pursue new paths with confidence. For a future we can all trust. Say HI* – to your career as Senior Solution Architect – Land Systems Location: Tubize #LI-HYBRID In Tubize, you will join more than 350 colleagues recognized by domestic and international partners for expertise on products such as Radio Frequency (RF) Products, C4ISR, Crypto Global Solution, MACS (Aeronautical Intercom) and many others. Today the Group employs more than 1,400 people across nine sites in Belgium. Discover all Thales activities in Belgium here. Your role: As part of the Technical Directorate of Thales Belgium, you will be responsible for steering the technical policy of the entity on Land Systems matters, in strong cooperation with other engineering offices. You will provide senior expertise to support architecture definition, challenge engineering approaches and validate design decisions. Your mission: Contribute to defining the architecture vision for complex defence solutions, including stakeholder needs, operational context, system boundaries, and interfaces within broader mission ecosystems. Define, assess, and recommend candidate solution architectures that meet operational expectations, technical constraints, product strategy, cost objectives, and programme schedules. Lead the development of the solution architecture, making informed trade-offs between performance, risk, maturity, interoperability, and affordability, while documenting the associated architectural artefacts and validating lower-level specifications. Support the solution development lifecycle, including engineering coordination, integration strategy, and the establishment of effective co-engineering ways of working across multidisciplinary teams. Ensure the architecture supports Thales’ ambitions in delivering mission-ready, interoperable, secure, and scalable defence capabilities. What we are looking for: A degree in Engineering, Computer Science, Systems Engineering, or a related discipline, combined with solid experience in complex system design and engineering. Initial or confirmed experience as a System Architect or Solution Architect in a system-of-systems environment. Strong communication and stakeholder engagement skills, with the ability to work effectively across engineering, programme, and customer communities. A collaborative mindset and a willingness to engage closely with customers and end users to ensure the solution remains aligned with operational needs. Leadership qualities, with the ability to drive teams through collaboration, structured problem-solving, and constructive challenge. The ability to influence, persuade, and build consensus in technically complex and operationally demanding environments. A proactive, accountable, and solution-oriented attitude. Thales is a global technology leader with more than 83,000 employees on five continents. The Group is investing in digital and “deep tech” innovations – Big Data, artificial intelligence, connectivity, cybersecurity and quantum technology – to build a future we can all trust. For more than 20 years, Thales has pursued a robust corporate social responsibility (CSR) policy based on the highest international standards. The principles behind this policy are now captured in the company’s purpose of “building a future we can all trust”, which was adopted in 2020. Say HI* – Your journey to us At times of change our international teams are ready to meet the complexity of today with the industry-leading technologies of tomorrow. Will you be part of it? We are looking forward to your online application. Great journeys start here, apply now! Camilla Christovam Talent Acquisition Partner #LI-CC1 Interested in finding out more about Thales and why you should join us? Say HI* to new career opportunities. 
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Thales
Tubize, Belgium
Senior Solution Architect - Land Systems (Technical Directorate).
REMOTESENIOR LEVELENGINEERING
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