Senior Linux Systems Administrator

Job Summary

Collaborating closely with DevOps and Cloud teams, the remote Senior Linux Systems Administrator will manage and optimize large-scale Ubuntu and Red Hat Linux server infrastructure, ensuring uptime, reliability, and security while supporting mission-critical systems.

Key Responsibilities

• Manage, monitor, and maintain Ubuntu and Red Hat Linux servers across production and staging environments
• Perform system upgrades, kernel updates, patch management, and performance tuning
• Implement and manage user access, security policies, and backup/recovery strategies

Required Qualifications

• 5+ years of hands-on experience in Linux system administration (Ubuntu & Red Hat)
• Strong command of Bash scripting and automation tools (e.g., Ansible, Terraform)
• Experience with monitoring tools such as Nagios, Zabbix, or Prometheus
• Solid understanding of networking fundamentals (DNS, DHCP, NFS, SSH, firewalls)
• Experience with virtualization and containerization technologies (VMware, KVM, Docker)