Cloud Architect / Zero Trust & Cyberlab Lead

About the role

Veolia is looking for a Cloud Architect to lead the transition to a Zero Trust security posture and to run its Cyberlab. The role defines and promotes a Zero Trust architecture blueprint across Group teams and business units, builds proof-of-concepts and supports local teams with reusable blueprints and templates. It is based in Aubervilliers, France, on a hybrid basis.

Key responsibilities

• Define, validate and promote the Zero Trust architecture blueprint, steering technical choices toward modern identity-centric, browser-enforced and resource-level controls.
• Lead the technology watch in the Cyberlab and build proof-of-concepts, including protection of AI components (LLMs, generative AI, autonomous agents) and integration models such as SASE/ZTNA for legacy software and OT/SCADA environments.
• Build and publish reusable blueprints, starter kits and architectural templates, and design secure workarounds for local teams facing architectural hurdles.
• Contribute as an expert to the Design & Legal Assessment (DLA) process, supporting audits of new or renewed Group solutions (SaaS, PaaS, mobile, multi-cloud).

Required profile

• Typically 5+ years of experience in enterprise systems design and modern cloud security architectures.
• Fluent English (written and spoken) for international collaboration.
• Ability to explain complex technical concepts clearly and to federate international business units.

Required skills

• Public clouds (GCP, AWS, Azure), REST APIs and web application delivery pipelines.
• SASE, ZTNA, CASB, SSPM/CSPM, Microsoft Entra ID, Conditional Access and endpoint management.
• OT basics (SCADA) and DevSecOps (CI/CD, automation).
• AI security (LLMs, GenAI, agentic AI) and frameworks such as NIST CSF and OWASP.

What we offer

• Career development opportunities within Veolia Headquarters and the Group.
• 100% reimbursement of urban transport subscriptions.
• 10 extra days off (RTT) beyond the 5 weeks of paid leave.
• Restaurant and meal vouchers for teleworking days.
• Profit-sharing.