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Senior Site Reliability Engineer / Kubernetes (Remote)Pragmatike · Estonia
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Pragmatike

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Senior Site Reliability Engineer / Kubernetes (Remote)

🗓️ Posted 2026-09-11 Estonia Fulltime Hybrid ICT
💰 Salary Not shared 📊 Market 5,000 EUR–8,000 EUR/mo

About the Company

Job Description Location: Fully remote EU timezone (CET 2h) Start date: ASAP Languages: Fluent English is mandatory Industry: Cloud Computing We are hiring at Pragmatike to expand our team and drive the growth of our internal projects. Our focus is on developing cutting-edge solutions in Cloud Computing, while fostering a culture of collaboration and innovation. Joining us means being part of a passionate team where your ideas and skills directly contribute to shaping tomorrows technologies. If you're excited about working on ambitious projects in a dynamic and flexible environment, we'd love to hear from you

Responsibilities

  • ● 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 (physical network/hardware, platform virtualization, software services).
  • ● Optimize alerting and monitoring pipelines to provide actionable insights.
  • ● Establish and maintain on-call schedules to ensure coverage across timezones.
  • ● Develop Standard Operating Procedures (SOPs) for repeatable operations and maintenance tasks.
  • ● Coordinate physical maintenance for Policlouds (periodic maintenance, hardware issues, DC-Ops).
  • ● Manage virtualization and orchestration 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 overall quality and optimize resource utilization.
  • ● Collaborate with cross-functional stakeholders (Hivenet, Policloud, Customer Success teams).

Requirements

  • ● Expert-level, hands-on experience operating Kubernetes in production environments.
  • ● Strong network engineering skills (VLANs, L2/L3 routing, VPNs, multi-site connectivity) - this is essential for the role.
  • ● Strong proficiency with Linux systems administration (Debian/Ubuntu).
  • ● Solid understanding of networking fundamentals and ability to design complex network architectures.
  • ● Background with virtualization technologies (OpenStack, Proxmox, VMware).
  • ● Strong understanding of distributed systems and container orchestration.
  • ● Process-oriented mindset with ability to develop SOPs and operational procedures from scratch.
  • ● Ability to work autonomously in a fast-paced, engineering-driven environment.
  • ● Strong technical skills combined with alignment to team values.
  • ● NICE TO HAVE
  • ● Knowledge of Cloudflare APIs, DNS automation, or tunnel configurations.
  • ● Familiarity with security best practices (RBAC, firewalls, network policies).
  • ● Exposure to IT asset management or license tracking workflows.
  • ● Background establishing reliability practices and SRE frameworks in growing organizations.

Benefits

  • ● % remote work with flexible hours
  • ● High-impact role with autonomy and ownership
  • ● Collaborative and international engineering team
  • ● Cutting-edge tech stack with strong focus on reliability and automation.