System Engineer, Nutanix, Red Hat

Jobtailor; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Jobtailor in Singapore seeks an experienced Infrastructure Engineer to own monitoring, performance tuning, and capacity planning for Nutanix HCI clusters and RHEL environments.

You will implement automation with Ansible, handle patching and DR testing, and collaborate with developers and security teams to ensure Day 2 stability and compliant operations.

Qualifications

• 3–5 years of hands‑on experience in enterprise systems engineering with a focus on production infrastructure operations.
• Strong competency managing Nutanix environments, including Nutanix AHV/ESXi, Prism Central, and lifecycle management (LCM).
• Deep expertise in Red Hat Enterprise Linux (RHEL) administration, covering storage management (LVM), performance tuning, security hardening, and OS troubleshooting.
• Hands‑on experience with Ansible for system automation, configuration management, and patching workflows.
• Solid understanding of core enterprise infrastructure concepts: networking (VLANs, routing), storage protocols, and security principles.
• Familiarity with enterprise monitoring pipelines (e.g., Nutanix Pulse, Prometheus/Grafana, or Syslog).
• Nutanix Certified Professional (NCP) or Red Hat Certified System Administrator / Engineer (RHCSA / RHCE).
• Experience operating infrastructure within a highly regulated environment or Singapore public sector context.
• Basic exposure to container platforms like Red Hat OpenShift or vanilla Kubernetes.
• Willingness to participate in a scheduled on‑call rotation for high‑severity production incident resolution.

Responsibilities

• Own the monitoring, proactive health‑checking, performance tuning, and capacity management of enterprise Nutanix HCI clusters (AOS/AHV) and RHEL environments.
• Manage routine and emergency patching, kernel upgrades, and firmware updates across Nutanix blocks and RHEL estates while adhering strictly to government security baselines and minimizing system downtime.
• Write and maintain Ansible playbooks and Bash scripts to automate repetitive system administration tasks, configurations, and configuration drift management.
• Serve as the technical escalation point for complex infrastructure incidents, conducting deep‑dive root cause analysis (RCA) and implementing permanent fixes.
• Regularly manage, validate, and test disaster recovery (DR) procedures and backup replication policies across production nodes.
• Work closely with application developers, security operators, and infrastructure architects to ensure platform changes cleanly align with Day 2 operational stability.

Skills

Nutanix AHV/ESXi

RHEL administration

Ansible automation

Networking fundamentals

Monitoring pipelines

Security hardening

Tools

Nutanix Prism Central

Job description

Responsibilities

• Own the monitoring, proactive health‑checking, performance tuning, and capacity management of enterprise Nutanix HCI clusters (AOS/AHV) and RHEL environments.
• Manage routine and emergency patching, kernel upgrades, and firmware updates across Nutanix blocks and RHEL estates while adhering strictly to government security baselines and minimizing system downtime.
• Write and maintain Ansible playbooks and Bash scripts to automate repetitive system administration tasks, configurations, and configuration drift management.
• Serve as the technical escalation point for complex infrastructure incidents, conducting deep‑dive root cause analysis (RCA) and implementing permanent fixes.
• Regularly manage, validate, and test disaster recovery (DR) procedures and backup replication policies across production nodes.
• Work closely with application developers, security operators, and infrastructure architects to ensure platform changes cleanly align with Day 2 operational stability.

Requirements

• 3–5 years of hands‑on experience in enterprise systems engineering, with a heavy emphasis on production infrastructure operations (Day 2 support).
• Strong competency managing Nutanix environments, including Nutanix AHV/ESXi, Prism Central, and lifecycle management (LCM).
• Deep expertise in Red Hat Enterprise Linux (RHEL) administration, covering storage management (LVM), performance tuning, security hardening, and OS troubleshooting.
• Hands‑on experience with Ansible for system automation, configuration management, and patching workflows.
• Solid understanding of core enterprise infrastructure concepts: networking (VLANs, routing), storage protocols, and security principles.
• Familiarity with enterprise monitoring pipelines (e.g., Nutanix Pulse, Prometheus/Grafana, or Syslog).
• Nutanix Certified Professional (NCP) or Red Hat Certified System Administrator / Engineer (RHCSA / RHCE).
• Experience operating infrastructure within a highly regulated environment or Singapore public sector context.
• Basic exposure to container platforms like Red Hat OpenShift or vanilla Kubernetes.
• Willingness to participate in a scheduled on‑call rotation for high‑severity production incident resolution.