Senior Site Reliability Engineer – Kubernetes

🔥 20 hours ago

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Pragmatike

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2022

🎯 Recruiter

👥 HR Tech

🤝 B2B

Recruitment • HR Tech • B2B

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: 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. • 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.

🏖️ 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.