Senior Kubernetes Platform Reliability Engineer

IONOS; Alcobendas; Híbrido; EUR 90.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work model

Flexible compensation package

Discounts on Arsys products

Discounts on technology brands

Challenging technical environment

Access to advanced AI tools

Close collaboration with senior profиI

Descripción de la vacante

IONOS is building a Data-Driven Cloud Big Data platform hosted on our internal cloud. You will own platform operations, ensuring stability of a Kubernetes-based ecosystem and supporting internal users running Docker containers.

The role emphasizes deep troubleshooting, collaboration in 2-week sprints, and continuous improvement of runbooks and monitoring across a high-performance environment. Ideal candidates have 5+ years in SRE/infra ops, strong Kubernetes/Docker capabilities, and proficiency

Formación

• 5+ years in Systems Operations, SRE, or Infrastructure Operations.
• Kubernetes & Docker core platform operations, including pod lifecycle, ingress/service issues, and resource limits.
• Strong troubleshooting mindset with habit of reading logs, analyzing metrics, and diagnosing failures.
• Solid Linux fundamentals: CLI, processes, logs, recovery.
• Experience with operational DevOps tooling (ArgoCD, Helm, Terraform).
• Observability stack experience (Prometheus, Grafana); familiarity with Airflow, Trino, Hive, OpenShift is a plus.
• Networking basics for troubleshooting DNS, TCP/IP, load balancers, and policies.
• Ownership mindset, proactive collaboration, and knowledge sharing.
• Good English communication to work with platform users and international teams.

Responsabilidades

• Platform Operations & Stability: run, maintain, and monitor the Kubernetes-based cloud Big Data platform.
• Troubleshooting & L2/L3 Incident Response: diagnose failures from logs and metrics, coordinate with users and teams.
• User Application Operations: support internal apps running on Docker/Kubernetes, ensure health and scalability.
• Root Cause Analysis (RCA): identify underlying causes and prevent recurrence.
• Agile Collaboration: work in 2-week sprints addressing operational tickets and platform health tasks.
• Continuous Operational Improvement: refine runbooks, monitoring, and incident response to reduce MTTR.

Conocimientos

Troubleshooting mindset

Linux fundamentals

Strong communication

English proficiency

Autonomy

Ownership

Herramientas

Kubernetes

Docker

ArgoCD

Helm

Terraform

Prometheus

Grafana

Airflow

Trino

Hive

OpenShift

Descripción del empleo

IONOS is building a Data-Driven Cloud Big Data platform hosted on our internal cloud. You will own platform operations, ensuring stability of a Kubernetes-based ecosystem and supporting internal users running Docker containers.

The role emphasizes deep troubleshooting, collaboration in 2-week sprints, and continuous improvement of runbooks and monitoring across a high-performance environment. Ideal candidates have 5+ years in SRE/infra ops, strong Kubernetes/Docker capabilities, and proficiency