We are seeking a highly skilled Staff Site Reliability Engineer (SRE) to join our team and drive reliability, scalability, and efficiency across our production systems.

The idóneo 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 delivery 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

Strong technical background in distributed systems, databases, networking, and Linux administration

Deep understanding of Infrastructure as Code (Terraform, Helm)

Proven success leading large-scale production systems in cloud environments (AWS, GCP, Azure, or OCI)

Strong experience with production on-call operations and incident management

Strong programming and automation skills in Python and Bash

5+ years of experience in Site Reliability Engineering, DevOps, or Platform Engineering roles

Expertise in operating data platforms (Elasticsearch, MongoDB, Spark, Kafka, Redis)

Advanced proficiency in Kubernetes administration and troubleshooting

Knowledge in chat-based operations interfaces and/or auto-remediation controllers using AI agentic framework

Bachelor’s degree in Computer Science, Engineering, or a related technical field

Excellent problem-solving, communication, and leadership abilities

Understanding of AI agents for Auto-triaging alerts, correlate signals and suggest/root-cause hypotheses

Demonstrated leadership in driving incident response, on-call best practices, and reliability-focused culture

Proficiency with public cloud services (AWS, Azure, GCP, or OCI)

Experience with CI/CD pipelines (GitHub Actions, Bitbucket, ArgoCD)

Hands-on experience with observability tools: Prometheus, Grafana, Loki, and Alertmanager

Certifications in AWS, GCP, Observability, Linux or Kubernetes are a plus

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