Hybrid Site Reliability Engineer – Staff

at Nord Security

• Job title: Site Reliability Engineer – Staff
• Job type: Full Time
• Experience level: Lead
• Salary: Not specified
• Degree requirement: No Education Requirement
• Tech skills: Airflow, Ansible, Cassandra, DNS, Grafana, Linux, MySQL, NoSQL, Postgres, Prometheus, Python, Rust, SaltStack, SQL, Vault, Go
• Location requirements: Hybrid, Prague, Czech

About the role

• Staff Site Reliability Engineer managing global infrastructure for NordVPN, automating systems and ensuring service reliability.

Responsibilities

• Deliver projects on time: Plan, delegate, execute, and oversee key projects;
• Collaborate: Work closely with stakeholders and other teams. Mentor colleagues and lead knowledge transfer;
• Ensure quality and reduce technical debt: Deliver solutions with solid design and address blockers, toil, and debt to keep systems healthy;
• Drive engineering excellence: Aim for quality and choose the right solution for the problems we face;
• Protect solution quality: Ensure designs are implemented with proper quality and minimal tech debt;
• Data‑backed decisions: Help teams and stakeholders navigate data and act on insights;
• Design and maintain highly available, scalable infrastructure with monitoring, alerting, and anomaly detection;
• Automate everything: Create and optimize automation to streamline deployments, improve speed, and cut manual work;
• Solve complex issues: Troubleshoot, debug, and resolve critical issues in complex systems;
• Use AI: Integrate AI into workflows and processes to speed up delivery and reduce toil.

Requirements

• Observability: Experience with monitoring tools and frameworks to ensure system observability (OpenSearch, VictoriaMetrics, Prometheus, Thanos, Mimir, OpenTelemetry, Nagios);
• Databases and storage systems: Experience operating highly available SQL, NoSQL databases, and object stores at scale (MySQL, Percona, PostgreSQL, Cassandra, ClickHouse, Timescale, Druid, MinIO);
• Data visualization: Ability to build meaningful dashboards that show the right insights (Grafana, OpenSearch Dashboards);
• Alerting and anomaly detection: Ability to build anomaly detection and alerting pipelines;
• Programming: Proficiency in one or more programming languages for automation scripts and integrations (Python, Go, Rust, C);
• Linux: Strong knowledge of Linux systems, especially Debian‑based distributions;
• Workflow: Ability to use workflow automation frameworks (Airflow, Prefect, n8n);
• Configuration management: Ability to design and develop configuration management codebases and deployment pipelines (SaltStack, Ansible, Rundeck);
• Networking: Strong understanding of networking protocols and concepts (Overlay, VPN, Proxy, DNS, HTTP, SSL, TCP, UDP);
• Security: Ability to design secure systems and working knowledge of security concepts and tools (Vault, PKI, mTLS).

Benefits

• Innovate with industry leaders
• Learn & grow
• Hybrid work
• Work from anywhere
• Physical well-being
• Mental & emotional health
• Joyful moments – special treats
• Company events & team-building
• Workation