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

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