Sr. Linux Site Reliability Engineer, Systems Reliability Engineering

Job summary

The Senior Linux Site Reliability Engineer will ensure the stability, scalability, and automation of core Linux infrastructure while transitioning to a containerized architecture. Responsibilities include designing and maintaining scalable Linux platforms, managing core systems, and leading the migration of legacy services to environments like Kubernetes, utilizing tools such as Puppet, Ansible, and Docker.

Qualifications

• 7+ years of experience in Linux systems administration, SRE, or infrastructure engineering
• Expert-level proficiency in Linux system internals, kernel tuning, networking, and security hardening
• Strong experience with configuration management tools (Puppet, Ansible, or similar)
• Deep hands-on experience with containerization (LXD, Docker) and orchestration (Kubernetes, Helm)
• Experience with VM image creation, management, and automation
• Experience leading or contributing to large-scale platform migrations

Responsibilities

• Design, implement, and maintain scalable Linux platform infrastructure for production workloads
• Manage and optimize core systems: configuration management, repositories, monitoring, SMTP/MTA, and FTP-as-a-Service
• Maintain and evolve bare metal and VM image pipelines and lifecycle management for enterprise Linux environments
• Support and enhance a custom Linux agent for fleet-wide telemetry and orchestration
• Develop and deliver production-grade internal tools, automation pipelines, and reusable workflows
• Conduct proof-of-concept (PoC) testing for new tooling and systems
• Lead the migration of legacy services, tools, and workloads to containerized environments
• Develop and enforce automation, CI/CD, and GitOps workflows using infrastructure-as-code (IaC)
• Troubleshoot complex system, network, and application-level issues
• Build and maintain observability tooling and centralized logging stacks

Skills

Degrees

Relocation