Senior OpenShift & Linux Platform Engineer

Helius Technologies; Singapore; Presencial; SGD 120.000 - 180.000; Jornada completa

Descripción de la vacante

Helius Technologies in Singapore is seeking a Senior Engineer (L3 Escalation Specialist) with deep expertise in Red Hat OpenShift and Linux to join our team on a 12-month engagement. This role is based in Singapore and requires on-site work at our office.

You will act as the highest technical escalation point for complex platform and OS issues across enterprise hybrid cloud environments, providing L3 OpenShift and Linux support, upgrades, hardening, and automation using Ansible, Bash, or Python.

Formación

• 7+ years of experience in Linux System Administration or Platform Engineering.
• 3+ years hands-on experience with Red Hat OpenShift Container Platform (OCP 4.x).
• Strong proficiency in RHEL 7/8/9 administration and deep troubleshooting.
• Solid understanding of KubeVirt architecture, KVM, and VMware virtualization.
• Knowledge of enterprise storage setups and network routing/security.
• Experience in automation using Ansible, Bash, or Python.

Responsabilidades

• Provide L3 escalation support for OpenShift on-premise and hybrid environments.
• Administer, troubleshoot, and maintain OpenShift clusters, control plane, and nodes.
• Manage OpenShift upgrades, patching, and lifecycle planning.
• Diagnose pod, deployment, namespace, PV, and Istio service mesh issues.
• Implement RBAC, network policies, and security contexts.
• Support integrations with AD, SSO, Splunk, Ansible.
• Enforce CIS-compliant hardening for OpenShift and container images.
• Provide L3 Linux platform support and RCA for OS incidents.

Conocimientos

OpenShift

RHEL Administration

Automation (Ansible/Bash/Python)

Kubernetes / KubeVirt

VMware virtualization

Herramientas

Ansible

Bash

Python

Descripción del empleo

Helius Technologies in Singapore is seeking a Senior Engineer (L3 Escalation Specialist) with deep expertise in Red Hat OpenShift and Linux to join our team on a 12-month engagement. This role is based in Singapore and requires on-site work at our office.

You will act as the highest technical escalation point for complex platform and OS issues across enterprise hybrid cloud environments, providing L3 OpenShift and Linux support, upgrades, hardening, and automation using Ansible, Bash, or Python.