Information Systems Security Architect M/F - Unseenlabs

Under the supervision of the Chief Information Security Officer (CISO), the information systems security architect designs secure technical architectures for infrastructures, networks, systems, and applications, integrating security requirements from the design phase.

More specifically, you will be responsible for:

• Defining security architectures for network, system, and service infrastructures
• Developing security architecture diagrams.
• Designing technical architectures that meet SSI requirements
• Defining security architecture principles applicable to the entire IS
• Designing high availability, resilience, and business continuity architectures
• Defining logging, monitoring, and detection architectures
• Participating in the technical selection of security solutions
• Producing architecture files and design documents
• Working in close collaboration with SSI and DevSecOps teams to translate regulatory, contractual, and normative requirements into technical solutions
• Contributing to technical responses during audits, approvals, and security evaluations- Graduate of a BAC+5 degree in computer science or cybersecurity, you have solid experience in network architecture and IS security.
• You master the design of resilient and highly available architectures (PCA/PRA, defense in depth).
• You possess proven expertise in security components (IAM, PAM, PKI) and security incident detection tools (SIEM, EDR, IDS/IPS).
• You are familiar with industry standards and frameworks (ISO 27001, NIS2, ANSSI guides).
• You know how to perform impact analyses, define cybersecurity requirements for a project, and create functional and technical architecture diagrams.
• Experienced in supporting project and development teams, you demonstrate pedagogical skills and adapt your communication to your interlocutors.
• Rigorous, methodical, and autonomous, you are recognized for your analytical spirit, your proactivity, and your respect for confidentiality.
• You are proficient in professional English, both written and spoken.

Good reasons to join us?

• Work in an innovative technological sector within a team of passionate people
• Be part of a successful entrepreneurial adventure
• Lead projects with international impact
• Join a company where expertise and kindness are inseparable

Job Details

• Permanent contract (CDI), to be filled in Cesson-Sévigné (35)
• Restaurant vouchers covered at 60%
• Family health insurance covered at 100%
• Flexible hours
• Occasional teleworking possible