Linux System Administrator

Systems Administrator (Linux & Windows Server)

Aliso Viejo, CA

Full Time

Strong background in Enterprise Storage/NAS environments And BAST

Position Overview

Manage and support enterprise Linux, Windows Server, storage, and virtualization environments , ensuring system stability, security, and production readiness.

Key Responsibilities

• Deploy and maintain Linux servers (Ubuntu, CentOS, RHEL).
• Support data migration and shared-storage validation activities.
• Integrate enterprise storage and configure storage clusters .
• Install and configure Hyper-V infrastructure for production workloads.
• Administer Windows Server, Active Directory, Group Policy, and permissions .
• Manage SAN/NAS, RAID, backups, capacity, and data integrity.
• Perform patching, upgrades, hardware audits, and system maintenance.
• Troubleshoot infrastructure issues and perform root cause analysis.
• Maintain technical documentation and disaster recovery procedures.

Required Qualifications

• Mid-level Linux server administration experience.
• Bash or Python scripting experience.
• Experience supporting both Linux and Windows Server environments.
• Knowledge of SAN/NAS, RAID, backups, TCP/IP, DNS, DHCP, and firewalls .
• Ability to work independently and manage multiple infrastructure projects.

Preferred Qualifications

• CompTIA Linux+, RHCSA, or Microsoft Windows Server certification.
• Experience with VMware, Hyper-V, or KVM .
• Experience supporting high-availability environments .