Linux Administrator – Nutanix

Job Description

We are seeking an experienced L2 Linux System Administrator with basic hands-on Nutanix experience to support, maintain, and optimize our enterprise infrastructure. In this role, you will focus primarily on day-to-day Linux OS operations, performance monitoring, and incident resolution, while performing basic VM administration tasks within our Nutanix virtual environment.

You will serve as an escalation point for Level 1 support while collaborating with L3 Engineers and Systems Architects to ensure high availability, security, and operational stability.

Key Responsibilities

• Install, configure, and manage Enterprise Linux distributions including RHEL, CentOS, Ubuntu, and Rocky Linux.
• Manage users and volumes (LVM), apply kernel updates, and troubleshoot OS-level issues.
• Perform basic hands-on Nutanix Prism Element operations including VM provisioning, modifying, cloning, power management, and resource monitoring.
• Handle L2 ticket escalations within established SLAs.
• Perform root cause analysis (RCA) for OS-level issues, system bottlenecks, and service disruptions.
• Execute routine OS patching, software updates, and kernel upgrades following change management processes.
• Monitor and verify scheduled backups using Veeam, HYCU, or Commvault.
• Execute file-level and VM snapshot restorations and disaster recovery testing.
• Write basic-to-intermediate Shell (Bash) and Python scripts or use Ansible playbooks to automate administration tasks.
• Apply security hardening standards, manage SSH access, configure firewalls, manage SELinux/AppArmor, and remediate OS vulnerabilities.
• Collaborate with L3 Engineers and Systems Architects to ensure high availability, security, and operational stability.

Requirements

• Strong hands-on experience with RHEL, CentOS, Ubuntu, or Rocky Linux.
• Proficiency with LVM, systemd, SELinux/AppArmor, cron jobs, user/group permissions, and network configuration.
• Basic hands-on familiarity with Nutanix Prism Element for day-to-day VM tasks including creating, cloning, restarting, and monitoring VM health.
• Solid understanding of TCP/IP, DNS, DHCP, VLAN tagging, network interface bonding/teaming, SSH, NFS, iSCSI, and firewalls.
• Experience with LVM allocation and resizing, block/file storage management, NFS/iSCSI mounts, snapshotting, and backup integration.
• Working knowledge of Bash scripting, Python basics, or Ansible for system administration task automation.

Preferred Qualifications

• Red Hat Certified System Administrator (RHCSA).
• Nutanix certifications will be an added advantage.
• Strong analytical and problem-solving skills.
• Excellent communication and technical writing skills.
• Ability to manage assigned tasks independently and work as part of a team.
• Availability to participate in an on-call rotation and periodic off-hours maintenance windows.

Why Join Us?

Join a team where you can work with enterprise Linux infrastructure and Nutanix virtualization technologies while contributing to infrastructure stability, security, automation, and operational excellence.