Senior Cybersecurity Architect — Secure-by-Design Leader

Thales Group; Tubeke; On-site; EUR 90,000 - 140,000; Full time

Job summary

Thales Belgium is seeking a Senior Cybersecurity Architect to lead the technical policy on cybersecurity within the Technical Directorate. You will provide senior expertise to shape architecture, challenge engineering, and validate designs, promoting Secure-by-Design across product lines.

With 5+ years in embedded security systems and deep cryptography knowledge, you will mentor teams, guide cross-functional collaboration, and contribute to pre-sales activities and compliance efforts in a

Qualifications

• Engineering degree in Telecommunications, Cybersecurity or a related STEM field.
• 5+ years designing embedded security systems (requirements, architecture, testing).
• 3+ years in 3 or more areas: model-based system engineering, Common Criteria certification, cybersecurity solution deployment, IP/IPv6 networking, or embedded Linux.
• Proven track record in security certification frameworks (e.g., Common Criteria) and governance in high-assurance environments.
• Strong communication skills in English.

Responsibilities

• Shape and steer the technical policy on cybersecurity within the Technical Directorate.
• Provide senior expertise to support architecture definition and design decisions.
• Mentor teams and ensure secure-by-design practices across hardware, software, and security domains.
• Lead end-to-end technical collaboration with cross-functional teams for robust, compliant solutions.
• Support pre-sales and implementation efforts with technical demonstrations and guidance.

Skills

Embedded security

Cryptography

Security architecture

English communication

Education

Engineering degree in Telecommunications, Cybersecurity or related STEM

Tools

Common Criteria certification

Job description

Thales Belgium is seeking a Senior Cybersecurity Architect to lead the technical policy on cybersecurity within the Technical Directorate. You will provide senior expertise to shape architecture, challenge engineering, and validate designs, promoting Secure-by-Design across product lines.

With 5+ years in embedded security systems and deep cryptography knowledge, you will mentor teams, guide cross-functional collaboration, and contribute to pre-sales activities and compliance efforts in a