At BaseNet, reliability isn’t just part of the job. It is the job.Every day, thousands of legal professionals depend on our SaaS platform to do their work securely and efficiently. When our systems stop, their business stops. That’s why we’ve built a completely new, modern on-prem infrastructure that is robust, scalable and built for growth.We’re looking for a Senior System Engineer who wants to take ownership of that foundation and evolve it further. Someone who combines deep technical expertise with a proactive mindset and the drive to build things the right way.What you’ll be doingThis role goes far beyond “keeping the lights on.” You’ll be shaping the future of our infrastructure, ensuring that our systems remain secure, reliable, and future-proof. You’ll have the freedom to set the standard: technically, operationally, and strategically.Your responsibilitiesLead technical roadmap of system engineering teamEvolve and optimise our on-prem platform to maximise performance, reliability and securityCollaborate with development how ‘our’ service and amplify their workDefine, document and enforce clear technical standards, playbooks and proceduresOversee local network and development environments for smooth engineering workflowsProactively detect and resolve system bottlenecks before they become problemsAutomate repetitive tasks to increase speed and consistencyOur tech stackKubernetes (container orchestration)ArgoCD (Gitops)Ceph (distributed storage)Linux (Debian/Ubuntu)Proxmox (virtualisation)Docker (containerization)Prometheus & Grafana (monitoring/metrics)ElasticSearch (logging/search)FortiGate (security/firewall)About the teamBaseNet is part of Blinqx, a fast-growing tech group that connects specialist software companies across different industries. Within BaseNet, we develop SaaS solutions tailored for the legal market, software that helps law firms manage cases, clients and communication seamlessly.As Senior System Administrator you will be part of the engineering team, reporting directly to the Head of Engineering of BaseNet.Our culture is open and collaborative: clear communication, shared ownership, and space to innovate. Our office is based in Amsterdam, with hybrid flexibility for part-time remote work.What you bring10+ years of experience managing and operating production infrastructureStrong knowledge of Linux (Debian/Ubuntu), Kubernetes and DockerExperience managing MySQL database clustersSolid understanding of networking, distributed storage and securityThe ability to explain complex systems in simple termsA proactive mindset: you don’t wait for problems to appear; you prevent themStrong sense of ownership and pride in building and maintaining robust systemsExperience in a SaaS or B2B environment is a strong plusCloud and AI experience is a plus, but the core currently is physical and localWhat we offerA high-impact role within a mission-critical SaaS environmentHybrid working: partly from our Amsterdam office, partly remoteFreedom to shape the infrastructure and define technical directionA collaborative, international team culture focused on excellence26 holiday days and 4 Blinqx BreaQX days, extra days off spread throughout the yearLaptop and phone allowance

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