Senior Infrastructure & Security Architect

For one of our Partners, we are looking for a Senior Infrastructure & Security Architect (m/f/n) to support a long-term project delivered for a European Union organization based in Luxembourg. The CertaaS Architect is responsible for driving the technical evolution, integration, standardisation, and adoption of the Certificate as a Service (CertaaS) platform across all infrastructure and network services. The primary objective is to establish CertaaS as the single, authoritative and automated solution for managing the complete lifecycle of digital certificates, regardless of the infrastructure technology, service domain, or squad responsible for operating it.

The architect must combine strong architectural expertise with practical engineering skills, actively contributing to the design, development, integration, troubleshooting, and deployment of certificate management solutions.

acts as a technical bridge between squads, ensuring that certificate management is no longer implemented independently within each technical domain but delivered through a consistent, secure, reusable, and centrally governed service. Key

A. CertaaS Architecture & Service Evolution Define and maintain the target architecture of the CertaaS ecosystem, covering certificate issuance, renewal, distribution, installation, monitoring, and revocation. Design scalable, secure, highly available, and automated certificate lifecycle management solutions.

Develop standard certificate in