Defensive Security Architect – Space & Critical Infra

Sopra Steria; Machelen; Hybrid; EUR 37,000 - 61,000; Full time

Job summary

Sopra Steria Benelux is expanding its cybersecurity team to support European projects. The role covers defensive security design, vulnerability management, risk assessment, and cyber GRC across multiple streams.

Elite candidates will bring hands-on architecture skills, strong risk and compliance know-how, and the ability to collaborate with European partners. The team works on high-profile programmes like Galileo, EGNOS, GOVSATCOM, and Copernicus, with a focus on secure design and governance

Qualifications

• Relevant background in security architecture/design, vulnerability management, risk assessment, or IT/cyber GRC/auditing.
• Familiarity with ISO/IEC 27001, 27005, NIST or NIS frameworks.
• Strong analytical and documentation skills for risk registers and audits.
• Fluent in English (written and spoken) for international collaboration.
• Ability to obtain SECRET UE / EU SECRET Personal Security Clearance (or already hold it).

Responsibilities

• Defensive Security Design & Architecture: embed security-by-design across the system life cycle and maintain baselines.
• Vulnerability Assessment & Lifecycle Management: review weaknesses, assign severities, and verify mitigations.
• Technical Risk Assessment: perform end-to-end SRAs and maintain risk registers with stakeholders.
• Cyber Governance, Compliance & Accreditation (GRC): support accreditation, align with ISO/NIS, and contribute to audits.

Skills

Security architecture/design

Vulnerability management

Technical risk assessment

IT/cyber GRC and auditing

English fluency

Security clearance

Job description

Sopra Steria Benelux is expanding its cybersecurity team to support European projects. The role covers defensive security design, vulnerability management, risk assessment, and cyber GRC across multiple streams.

Elite candidates will bring hands-on architecture skills, strong risk and compliance know-how, and the ability to collaborate with European partners. The team works on high-profile programmes like Galileo, EGNOS, GOVSATCOM, and Copernicus, with a focus on secure design and governance