Senior Site Reliability Engineer

This is a fully remote position, open to applicants in Armenia.

📋 Description

• Operate and manage Linux-based infrastructure (Debian/Ubuntu).

• Deploy, oversee, and scale Kubernetes clusters across bare-metal, virtualized, and on-prem environments.

• Manage the complete cluster lifecycle: upgrades, node pools, networking, storage, and security enhancements.

• Implement automation for provisioning and operational tasks using Ansible, Bash/Python, and GitOps methodologies.

• Design and sustain networking architecture, including VLANs, L2/L3 routing, VPNs, and multi-site connectivity.

• Create 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.

• Enhance system availability and minimize latency at all levels.

• Define and implement SLOs/SLIs across multiple infrastructure levels (physical network/hardware, platform virtualization, software services).

• Optimize alerting and monitoring pipelines to deliver actionable insights.

• Establish and uphold on-call schedules to ensure coverage across various time zones.

• Develop Standard Operating Procedures (SOPs) for consistent operations and maintenance tasks.

• Coordinate physical maintenance for Policlouds (periodic maintenance, hardware issues, DC-Ops).

• Manage virtualization and orchestration layers (OpenStack, Proxmox, VMware).

• Assist in the development and maintenance of overall architecture across all products.

• Plan resources for upcoming initiatives, considering demand and growth projections.

• Collaborate with development teams to enhance overall quality and optimize resource utilization.

• Work alongside cross-functional stakeholders (Hivenet, Policloud, Customer Success teams).

⛳️ Requirements

• Expert-level, hands-on experience with operating Kubernetes in production environments.

• Strong network engineering skills (VLANs, L2/L3 routing, VPNs, multi-site connectivity) - this is crucial for the role.

• Proficient in Linux systems administration (Debian/Ubuntu).

• Solid grasp of networking fundamentals and the ability to design intricate network architectures.

• Experience in building and maintaining automation workflows (Ansible, Bash/Python, Git-based).

• Familiarity with observability stacks such as Prometheus, Grafana, ELK, Loki, or Graylog.

• Background in 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 the capability to develop SOPs and operational procedures from the ground up.

• Experience with incident response, escalation procedures, and on-call rotations.

• Ability to work independently in a fast-paced, engineering-driven environment.

• Strong technical skills coupled 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 a strong emphasis on reliability and automation.