Senior Site Reliability Engineer – Kubernetes

🕒 June 29

🇬🇷 Greece – Remote

⏰ Full Time

🟠 Senior

⛑ DevOps & Site Reliability Engineer (SRE)

👻 Ghost score 49%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Pragmatike

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2022

💼 Consulting

📣 Marketing

🎯 Recruiter

Consulting • Marketing • Recruitment

Pragmatike is a remote IT recruitment and staffing company that sources, vets, and places international tech talent for businesses. They provide human-curated matching (not solely AI), technical assessments, and fast placements—claiming qualified specialists can be introduced within 48 hours—while handling onboarding, invoicing and international payroll. Pragmatike serves startups and enterprises with roles like developers, data engineers, mobile and game developers, product managers and specialists, operating across 60+ countries with a large vetted talent pool.

📋 Description

• 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, including 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 using PXE boot, Preseed, and cloud-init • Deploy and maintain observability stacks including Prometheus/Grafana, Loki, ELK, and Graylog • Lead incident response and escalation activities across the platform • Improve system availability and reduce latency at all levels • Define and implement SLOs/SLIs across physical network/hardware, platform virtualization, and software services • Optimize alerting and monitoring pipelines to provide actionable insights • Establish and maintain on-call schedules across timezones • Develop Standard Operating Procedures for repeatable operations and maintenance tasks • Coordinate physical maintenance for Policlouds, including periodic maintenance, hardware issues, and DC-Ops • Manage virtualization and orchestration layers including OpenStack, Proxmox, and VMware • Help develop and maintain overall architecture across all products • Plan resources for future initiatives based on demand and growth projections • Work with development teams to improve quality and optimize resource utilization • Collaborate with Hivenet, Policloud, and Customer Success teams

🎯 Requirements

• Fluent English is mandatory • Expert-level, hands-on experience operating Kubernetes in production environments • Strong network engineering skills (VLANs, L2/L3 routing, VPNs, multi-site connectivity) • 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 • Ability to work autonomously in a fast-paced, engineering-driven environment • Strong technical skills combined with alignment to team values • Nice to have: experience with service mesh (Istio, Linkerd) or advanced CNI implementations • Nice to have: knowledge of Cloudflare APIs, DNS automation, or tunnel configurations • Nice to have: experience with GPU infrastructure, node preparation, or resource scheduling • Nice to have: familiarity with security best practices (RBAC, firewalls, network policies) • Nice to have: exposure to IT asset management or license tracking workflows • Nice to have: experience working in multi-timezone environments and coordinating across distributed teams • Nice to have: background establishing reliability practices and SRE frameworks in growing organizations

🏖️ Benefits

• 100% 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.