Senior Kubernetes SRE - Remote, High-Impact Automation

Pragmatike; Madrid; A distancia; EUR 90.000 - 140.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

100% remote

Flexible hours

Collaborative international team

Cutting-edge tech stack

Descripción de la vacante

Pragmatike is seeking a senior infrastructure engineer to expand its cloud platforms. You will operate Linux-based infrastructure, deploy and scale Kubernetes across diverse environments, and drive automation with Ansible, Bash/Python, and GitOps workflows.

You will design networking, build observability stacks, lead incident response, and implement SOPs for reliable, scalable services in a fast-paced, engineering-led team. Fluent English is required; remote EU role with flexible hours.

Formación

• Expert-level, hands-on experience operating Kubernetes in production environments.
• Strong proficiency with Linux systems administration (Debian/Ubuntu).
• Solid understanding of networking fundamentals and ability to design complex network architectures.
• Experience building and maintaining automation workflows (Ansible, Bash/Python, Git-based).
• Experience with observability stacks such as Prometheus, Grafana, ELK, Loki, or Graylog.
• Background with virtualization technologies (OpenStack, Proxmox, VMware).
• Experience with bare-metal provisioning and MAAS (Metal as a Service).
• Strong understanding of distributed systems and container orchestration.
• Process-oriented mindset with ability to develop SOPs and operational procedures from scratch.
• Experience with incident response, escalation procedures, and on-call rotations.

Responsabilidades

• Operate and maintain Linux-based infrastructure (Debian/Ubuntu).
• Deploy, manage, and scale Kubernetes clusters across bare-metal, virtualized, and on-prem environments.
• Oversee full cluster lifecycle: upgrades, node pools, networking, storage, and security hardening.
• Implement automation for provisioning and operations using Ansible, Bash/Python, and GitOps workflows.
• Design and maintain networking architecture including VLANs, L2/L3 routing, VPNs, and multi-site connectivity.
• Build automated deployment workflows (PXE boot, Preseed, cloud-init).
• Deploy and maintain observability stacks (Prometheus/Grafana, Loki, ELK, Graylog).
• Lead incident response and escalation activities across the platform.
• Improve system availability and reduce latency at all levels.
• Define and implement SLOs/SLIs at multiple infrastructure levels.
• Optimize alerting and monitoring pipelines to provide actionable insights.
• Establish and maintain on-call schedules to ensure coverage across timezones.
• Develop SOPs for repeatable operations and maintenance tasks.
• Coordinate physical maintenance for Policlouds; manage virtualization layers (OpenStack, Proxmox, VMware).
• Help develop and maintain overall architecture across all products.
• Plan resources for future initiatives, accounting for demand and growth projections.
• Work with development teams to improve quality and optimize resource utilization.
• Collaborate with cross-functional stakeholders (Hivenet, Policloud, Customer Success teams).

Conocimientos

Kubernetes

Linux administration

Networking

Automation

Observability

Virtualization

OpenStack

Proxmox

VMware

MAAS

Ansible

Bash

Python

Git

Cloud-init

Herramientas

MAAS

Ansible

Bash

Python

Git

Descripción del empleo

Pragmatike is seeking a senior infrastructure engineer to expand its cloud platforms. You will operate Linux-based infrastructure, deploy and scale Kubernetes across diverse environments, and drive automation with Ansible, Bash/Python, and GitOps workflows.

You will design networking, build observability stacks, lead incident response, and implement SOPs for reliable, scalable services in a fast-paced, engineering-led team. Fluent English is required; remote EU role with flexible hours.