DevOps Engineer

TLDR: We’re looking for a DevOps Engineer to build and maintain the cloud and on-prem infrastructure behind our platform: Kubernetes clusters, CI/CD pipelines, observability, networking, and automation that keep production reliable, secure, and scalable. About Us White Circle is an AI Safety company building the safety, reliability, and optimization layer for AI systems. At the core of our platform are policies – simple natural-language rules that define what an AI model should and shouldn’t do. We automatically test, enforce, and continuously improve these policies at scale. We’ve raised $11M from top funds, founders, and senior leaders at OpenAI, Anthropic, HuggingFace, Mistral, DeepMind, Datadog, Sentry, and othersWe process over one hundred million API calls every monthWe fine-tune and train our own LLMs so they run faster and cheaper than any open or proprietary model We’re a small, highly focused team. If you want to work deeply on hard problems, see your work ship to production quickly, and influence how AI safety is actually built – you’re the one we need. You will: Design, build, and maintain production infrastructure across AWS and on-prem environmentsManage and improve Kubernetes clusters for deployments, scaling, reliability, and day-to-day operationsBuild and maintain CI/CD pipelines that make shipping safer, faster, and more predictableWork on modern infrastructure, including Docker images, runtime security, and lifecycle management overallAchieve high availability, performance, and observability with monitoring, alerting, and troubleshooting practicesFollow IaC approach using Terraform and similar tolls, help keep environments consistent and easy to scaleHandle networking and connectivity topics across the stack, including routing, firewalls, load balancing, and cluster-to-cluster communication. Achieve least possible latency. Write Python scripts and internal tooling to automate repetitive tasks and improve operational workflowsCollaborate closely with engineering and ML teams to support product infrastructure, internal platforms, and compute-heavy workloads when needed You’ll fit right in if : You have hands-on experience with AWS services such as IAM, S3, EKS, and ECRYou’re comfortable working not only in cloud environments, but also with real production on-prem infrastructureYou have strong Unix/Linux fundamentals and can confidently troubleshoot, tune, and operate systems in productionYou’ve worked with containers in real environments and understand how to build secure, efficient setupsYou have practical experience and fundamental knowledge with Kubernetes, whether in EKS, k0s, or similar distributionsYou’ve built or maintained real CI/CD pipelines and understand how to make deployments reliableYou understand networking well, including TCP/IP, routing, firewalls, and load balancingYou have solid Terraform and Infrastructure-as-Code experienceYou’ve worked with Datadog for monitoring and observabilityYou use Python comfortably for automation and internal toolsYou communicate clearly and work well with others. Fluent English. A big plus: Experience with machine learning or GPU workloads. Experience with multi-cluster or multi-cloud environments. Exposure to security-focused infrastructure, air-gapped environments, or locked-down systems. Why White Circle Salary of $80,000 to $150,000 + equityPaid time off in line with your local regulations, no matter where you work fromWork from Paris (hybrid) + relocation packageBest medical insurance in FranceAll the hardware, tools, and services you needCovered subscriptions for AI agents and IDEsTeam off-sites twice a year: we’ve recently been to the Alps and to Saint-Tropez How we hire Intro call with one of our colleagues (25 min)Technical interview with DevOps (1.5h)Final call with our CEO and Head of Engineering (45 min) Please submit your application in English. Compensation Range: $80K - $150K