(Senior) Site Reliability Engineer - STACKIT Control Plane (m/f/d)
On-site · Heilbronn, Baden-Wurttemberg, Germany
Job Summary
Collaborate with development teams to shorten time-to-detect by enhancing monitoring and alerting infrastructure and ensuring services adhere to defined SLOs. Improve time-to-mitigation by creating playbooks, designing dashboards for first responders, and ensuring telemetry data (logs and metrics) is comprehensive. Act as a reliability consultant to educate teams on reliability patterns and shift-left practices. Design and refine development practices, including CI/CD pipelines, to support progressive delivery (Canary, Blue/Green). Proactively analyze and optimize the scalability of the Control Plane, addressing bottlenecks in distributed consensus, database throughput, and kernel-level networking. Participate in a compensated on-call rotation, leading incident responses and blameless post-mortems and Root Cause Analyses.
Required Qualifications
- 3+ years of experience in Site Reliability Engineering, DevOps, or Platform Engineering
- expert-level knowledge of Kubernetes Control Plane internals (API Server, Controller Manager, Scheduler, etcd)
- proficiency in Go for production-grade code to build automation tools or Kubernetes Operators
- experience with Infrastructure as Code and container infrastructure
- Linux system internals (kernel tuning, memory management) and networking (TCP/IP, CNI, Load Balancers, eBPF)
- experience with datastores (PostgreSQL, Redis) and messaging systems (Kafka, NATS) in scalable environments
- on-call rotation experience
- focus on reliability patterns and shift-left philosophy
- CI/CD design and enable progressive delivery strategies (Canary, Blue/Green)
- ability to optimize scalability of distributed control planes
- monitoring, logging, and telemetry design to meet defined SLOs
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