Top Cybersecurity Jobs in Paris

Design, build, and operate Threat Protection and ShadowAI services: scalable distributed systems and APIs that detect and control risky web and generative AI usage. Own features end-to-end, maintain availability and latency SLOs, write tests, perform code reviews, use AI-assisted tools, and collaborate with cross-functional teams to improve detection accuracy and production reliability.

Own a UK region and build a pipeline of strategic, high-value accounts. Execute consultative account plans from prospecting through close, engage CISOs and security leaders, deliver outcome-based demos with Solutions Engineers, collaborate with partners and internal teams, accurately forecast revenue, and contribute go-to-market feedback.

Design, build, and operate multi-region VM and Kubernetes infrastructure on GCP and AWS. Lead IaC standards with Terraform/Spacelift, implement observability (Grafana/Prometheus/OTel), manage core platform services (DNS, certs, ingress, service mesh), drive automation and CI/CD, mentor engineers, and participate in 24x7 on-call incident response and post-incident reviews.

Develop and extend Menlo Security's web isolation remote browser technology across desktop and mobile. Work on Chromium internals, networking, video/audio, HTML5 features (WebGL/WebRTC), containerization, scaling and load balancing with a strong systems-level Linux and security focus.

Lead Upwind's enterprise sales efforts in France: build pipeline, own complex end-to-end sales cycles, engage C-suite and technical buyers, collaborate with technical teams, cultivate channel and cloud provider partnerships, and deliver predictable, data-driven revenue growth across the region.

Deploy, validate, optimise and support personalisation systems (e.g., passport/ID printers). Lead FAT/SAT/CAT/UAT testing, install and commission equipment and IT infrastructure, perform calibration and mechanical tuning, troubleshoot hardware/software/IT issues, liaise with suppliers, support live deployments and handovers, and contribute to requirements, validation, and continuous improvement.

Lead the development of Proton's products in the B2B market, driving innovation, strategy, and cross-functional team collaboration.

Lead Proton's product security initiatives, define security vision, collaborate with teams, and ensure secure product development while empowering engineers and managing the bug bounty program.