We are seeking a highly skilled Senior Site Reliability Engineer (SRE) to join our team and drive reliability, scalability, and efficiency across our production systems. The adecuado candidate will have deep expertise in cloud infrastructure, Kubernetes administration, observability, and incident management, with a proven track record of building and maintaining highly available and resilient platforms. As a senior member of the SRE team, you will not only operate complex distributed systems but also influence architecture, tooling, and best practices to ensure operational excellence Administer and maintain container orchestration platforms and containerized workloads Monitor and troubleshoot production systems, participating in on-call rotations to ensure reliability Drive observability improvements by enhancing monitoring, logging, and alerting capabilities across systems and data platforms Administer and optimize cloud-based environments across multiple providers Manage and support distributed data platforms and real-time processing systems Develop and maintain continuous integration and deployment pipelines for efficient and reliable deployments Own and implement Infrastructure as Code (IaC) practices to ensure consistency and scalability Automate and orchestrate infrastructure using programming and scripting languages Perform system administration and networking tasks to support internal and external environments Collaborate effectively with engineers and stakeholders across different time zones Benefits

Pre-IPO Stock Options Medical, Dental & Vision care 401(k)



Employee Assistance Program Employee Discount Program Life Insurance Paid time off Referral Program Rewards and Recognition Program Expertise in operating data platforms (Elasticsearch, MongoDB, Spark, Kafka, Redis)Deep understanding of Infrastructure as Code (Terraform, Helm)Proficiency with public cloud services (AWS, Azure, GCP, or OCI)Hands-on experience with observability tools: Prometheus, Grafana, Loki, and AlertmanagerStrong programming and automation skills in Python and BashCertifications in AWS, GCP, Observability, Linux or Kubernetes are a plus5+ years of experience in Site Reliability Engineering, DevOps, or Platform Engineering rolesBachelor’s degree in Computer Science, Engineering, or a related technical fieldKnowledge in chat-based operations interfaces and/or auto-remediation controllers using AI agentic frameworkProven success leading large-scale production systems in cloud environments (AWS, GCP, Azure, or OCI)Understanding of AI agents for Auto-triaging alerts, correlate signals and suggest/root-cause hypothesesStrong experience with production on-call operations and incident managementExperience with CI/CD pipelines (GitHub Actions, Bitbucket, ArgoCD)Excellent problem-solving, communication, and leadership abilitiesAdvanced proficiency in Kubernetes administration and troubleshootingStrong technical background in distributed systems, databases, networking, and Linux administrationDemonstrated leadership in driving incident response, on-call best practices, and reliability-focused culture

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📌 Senior Site Reliability Engineer (Madrid)
🏢 Stellar Cyber
📍 Madrid