Top Cybersecurity Jobs in Paris

Provide strategic procurement and contract advice across major public and private projects, lead end-to-end procurement processes, support post-contract management under NEC4, develop procurement services and supply-chain intelligence, contribute to business development, and mentor/manage teams while supporting CIPS/MCIPS accreditation.

Design, build, and harden Chromium-based browser components in C++ to power Menlo's AI/agent initiatives; apply networking and HTTP security expertise; integrate AI agents and MCP servers; build tooling in Python or Rust; deploy and operate cloud infrastructure (AWS/GCP, Kubernetes, Terraform); debug and optimize performance-critical systems; collaborate cross-functionally.

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 the Nordics & Benelux region, build and manage strategic account pipelines, run consultative sales processes with CISOs and security leaders, deliver outcome-based demos with Solutions Engineers, collaborate with partners and internal teams, and accurately forecast revenue to close high-impact deals.

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.

Senior Sales Engineer for META region: lead technical strategy, architect and deliver PoVs/PoCs, run deep architectural workshops with CISOs, enable channel partners and GSIs, translate isolation and zero-trust concepts into business value, and relay regional compliance needs to product and engineering teams.

Design and implement efficient C implementations of post-quantum cryptographic algorithms, port and optimize the CryptoNext library across platforms (with FPGA accelerators), perform hardware/software co-design and embedded adaptations, define and run testing and validation, support security certification, document results, and collaborate with R&D and cross-functional teams.

The Channel Sales Manager for France will develop and manage partner relationships, drive revenue growth, track KPIs, and train partners for joint success.

Manage sales opportunities, follow up on leads, conduct outbound prospecting, and execute growth initiatives for a cybersecurity platform targeting developers in France.

Design, build, and maintain RESTful, asynchronous microservices and APIs for internal and external customers. Optimize service performance at scale, deliver high-quality code reproducibly, and evolve the Service Delivery platform while collaborating across teams to drive features to completion.

Build, operate, and automate Menlo Security's global cloud-native platform across GCP and AWS. Manage VM fleets and Kubernetes clusters, author Terraform IaC and Spacelift workflows, implement observability with Grafana/Prometheus/OTel, handle networking, DNS, certificates, and service mesh, and reduce operational toil through automation while participating in 24x7 on-call rotation and cross-team architecture and DR planning.

Owner of post-sale technical relationship for EMEA customers: lead onboarding and deployments of the Upwind platform, drive feature adoption and roadmap discussions, support renewals and expansions, and advocate customer needs cross-functionally to ensure value realization and satisfaction.

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.