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Salary
≈ $68k – $198k per year (Estimated)
Location
Hybrid (Tubize, Belgium)
Seniority
Staff · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Jan 15, 2026. Thales Group scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Thales is a French technology group whose lineage runs back to 1893, and it is one of Europe's largest defence and aerospace electronics companies. It builds radar, electronic warfare, sonar and command systems for armed forces, avionics and in-flight entertainment for aircraft, signalling for railways, and satellites through the Thales Alenia Space joint venture with Leonardo. A large cybersecurity and digital identity division, assembled through the Gemalto and Imperva acquisitions, supplies hardware security modules, encryption and the SIM and biometric documents used by banks and governments worldwide.
Location: Tubize, Belgium

Mission:

As part of the engineering group of THALES Belgium, the Technical Proposal Manager for Defense and Security Solutions will be involved in the orientation and the definition of state-of-the-art systems designed on site at THALES Belgium in various domains such as Land, Air, Naval and National Security solutions.

The Technical Proposal Manager for Defense and Security Solutions will work closely with the sales team in order to give support for technical offers.

The Technical Proposal Manager Engineer for Defense and Security needs to be a technical passionate. Based on his/her previous expertise in electronics and telecommunication systems, he/she will be eager to discover new technologies.

Main Responsibilities:

  • Understand and analyze the Customer’s needs;
  • Give support to commercial team for technical offers;
  • Lead the offers related to all technical dimensions;
  • Find the best solution and support the architecture definition to meet the customer requirements;
  • Interface with the Customer, for the technical related aspects of the solution;
  • Bring state of the art expertise for his/her field of expertise, specialty or domain;
  • Defines and proposes for the related level (solution or solution element) candidate architectures allowing to meet stakeholders’ expectations in compliance with standardization and reuse policies, technology roadmap and business strategy.
  • Establishes the solution architecture through trade-offs between stakeholders’ expectations, technical & technological solutions and cost, risks and schedule, documents associated artefacts and approves resulting lower level specifications (whether internal or external).
  • Contributes to the solution development cycle and co-engineering approach definition.
  • Leads along the project life cycle for the related level requirements’ allocation, management of performance assessment and critical parameters.

Profile:

  • Engineering degree in Electronics / Computer Science / Telecommunications or a related field (with a minimum of 10 years of working experience);
  • Knowledges or curious to learn about sensors, effectors and means of communication for vehicles, drones, counter-drones and robots to provide protection, observation, local combat situation monitoring, command systems, augmented reality, decision support tools, interoperability...
  • Experience with technical public tenders
  • Experience with full development cycle (e.g. requirements engineering, design, development, test, integration);
  • Experience in end-to-end designing (architecture), 3rd party integration and prototyping electronics/IT systems;
  • Relevant experience in system integration into electronics/IT platforms and understanding of the integration impacts;
  • Passionate for technologies, continuing education and problem solving;
  • Customer satisfaction and results oriented;
  • Ability to work independently when needed and be proactive;
  • Innovative and creative mindset;
  • Good communication skills, both verbally and written. Fluency in English, French/Dutch (≥ B2) is mandatory.

YOUR CAREER AT THALES

Future opportunities will allow you to discover other domains or sites. You will be able to evolve and grow your Competencies in different areas:

Room for and attention to personal development

Build your talents in another domain of Thales Group, discovering new products, new customers, new country or move to a more complex Solution

Choose between a technical expert or a leadership path

Build an international career within a leading Engineering Group

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