Cybersecurity Solution Architect — Lead Secure Cloud & Infrastructure

IDEMIA Public Security; Osny; Sur place; EUR 90 000 - 130 000; Plein temps

Résumé du poste

IDEMIA Public Security is seeking a Senior Security Architect to design and govern security architectures for complex on-premises, hybrid or cloud-connected solutions. You will lead security assessments, write testable controls, and guide engineers across international teams to ensure robust protection of data and operations.

The role requires delivering security documentation in English, conducting threat modelling, and coordinating vulnerability testing with stakeholders.

Qualifications

• At least 5 years in cybersecurity architecture, security engineering or equivalent.
• Experience designing or securing medium to large IT solutions across multiple domains (system, network, identity, data, cloud or monitoring).
• Solid understanding of TCP/IP, routing, DNS, HTTP/S, TLS, certificates and authentication.
• Ability to translate security risks and customer expectations into pragmatic, documented controls.
• Experience producing architecture and project security documentation in English.
• Fluent in English; additional languages welcome.

Responsabilités

• Act as security focal point for project managers, architects, engineers and customers.
• Provide technical guidance and review security designs, hardening guides and firewall rules.
• Lead or support security workshops and design reviews, communicating risks clearly.
• Prepare and maintain project security documentation and risk records.
• Support proposals and technical evaluation of providers.
• Define security verification strategy and acceptance criteria.
• Coordinate vulnerability scans, penetration tests and remediation plans.
• Assist during integration, handover and early-life support.

Connaissances

Security architecture

Security engineering

Infrastructure security

Threat modelling

Risk assessments

Technical leadership

Documentation in English

Formation

BSc in CS or related

CISSP/CISM/CCSP

Outils

F5 BIG-IP

Web Application Firewall (WAF)

VPN

SIEM

Active Directory / LDAP

Description du poste

IDEMIA Public Security is seeking a Senior Security Architect to design and govern security architectures for complex on-premises, hybrid or cloud-connected solutions. You will lead security assessments, write testable controls, and guide engineers across international teams to ensure robust protection of data and operations.

The role requires delivering security documentation in English, conducting threat modelling, and coordinating vulnerability testing with stakeholders.