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AnyDesk is a platform technology company reinventing internet connectivity. This role is an Operations Engineer / Linux Administrator responsible for the health, performance, and reliability of a large fleet of Debian Linux servers and the operational lifecycle of AnyDesk's in-house software stack. What You'll Do • Administer a large-scale fleet of Debian-based servers (bare metal and virtualized), including provisioning, patching, hardening, and lifecycle management • Build and maintain configuration management and automation tools to keep server configuration consistent and reproducible across environments • Monitor system health, capacity, and performance; proactively identify and resolve bottlenecks before they impact production • Manage package repositories, OS upgrades, kernel updates, and security patching cycles across the fleet • Design and maintain monitoring, alerting, and logging infrastructure (Prometheus, Grafana, ELK/OpenSearch) covering OS, application, and BEAM-specific metrics • Build automated tooling and scripts (Bash, Python, Go) to reduce manual operational toil and improve incident response time • Participate in on-call rotation, respond to incidents, and drive root-cause analysis and post-incident reviews • Support disaster recovery, backup, and business continuity planning; implement system hardening standards and access controls What You Need • 3+ years of experience in IT Operations, Site Reliability Engineering (SRE), or Systems Administration role, ideally supporting production infrastructure at scale • Strong hands-on experience administering Debian/Ubuntu Linux servers in production (systemd, networking, storage, package management) • Solid experience with configuration management/automation tools (Ansible, Puppet, Salt, or similar) • Experience with monitoring and observability tooling (Prometheus/Grafana, ELK, VictoriaMetrics, or similar) • Strong scripting ability in Bash, Python, or Go • Comfortable working with CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions, or similar) • Solid understanding of networking fundamentals (TCP/IP, DNS, load balancing, firewalls) • Experience participating in on-call rotation and handling production incidents calmly and methodically • Fluent in Chinese Cantonese and Chinese Mandarin • Linux experience required; knowledge of Debian/Ubuntu in production environments Nice to Have • Familiarity with containerization/orchestration (Docker, Kubernetes) even if the primary fleet is bare-metal/VM based • Experience with JVM tuning and Java application operations • Experience with Rust build toolchains (Cargo) and packaging Rust binaries for production • Infrastructure-as-Code experience (Terraform or similar) • Background in high-availability, low-latency, or telecom-style systems Generous leave entitlements, hybrid working mode (WFH), personal and professional development focus, free drinks and snacks