Linux Systems Engineer — RHEL, Ansible, OpenShift (On-site)

JVR Software; Centurion; On-site; ZAR 284,000 - 405,000; Full time

Job summary

JVR Software in Tshwane (Centurion) is seeking an experienced Linux systems administrator to join our IT operations team. You will install, configure and maintain enterprise Linux servers, ensure high availability and perform regular patching and security remediation.

The role covers virtualization, automation with Ansible and Red Hat Satellite, monitoring, backups and incident management. On-site work is required three days a week, with standby support as needed and collaboration with security

Qualifications

• Extensive hands-on Linux system administration and troubleshooting.
• Red Hat Enterprise Linux (RHEL) expertise.
• Experience with Linux virtualization environments.
• Ansible automation and configuration management.
• Red Hat Satellite administration.
• LDAP authentication and user access management.

Responsibilities

• Install, configure, administer and maintain enterprise Linux servers.
• Conduct daily infrastructure health checks, including CPU, memory, disk usage, inode utilisation and system services.
• Review system logs, identify failures and proactively address potential outages.
• Ensure high availability, system reliability and optimal infrastructure performance.
• Perform regular system updates, patching and security remediation.
• Support Linux VMs hosted on Red Hat and Nutanix platforms; assist with migrations.
• Troubleshoot virtualization-related incidents and infrastructure issues.
• Install and configure Red Hat Satellite and Ansible; develop and maintain Ansible playbooks.
• Automate patching, configuration management and routine administrative tasks.
• Deploy and support monitoring agents (Xymon, IRIS).
• Investigate and resolve incidents, service requests and change requests; escalate as needed.
• Manage Linux user accounts, LDAP permissions and password policies.
• Monitor backups and perform restore testing.
• Maintain technical documentation and runbooks; engage with vendors.

Skills

Linux system administration

RHEL

Linux virtualization

LDAP authentication

Monitoring & backups

Incident management

Tools

Red Hat Satellite

Ansible

Xymon

IRIS

Nutanix AHV

OpenShift Virtualisation

Job description

JVR Software in Tshwane (Centurion) is seeking an experienced Linux systems administrator to join our IT operations team. You will install, configure and maintain enterprise Linux servers, ensure high availability and perform regular patching and security remediation.

The role covers virtualization, automation with Ansible and Red Hat Satellite, monitoring, backups and incident management. On-site work is required three days a week, with standby support as needed and collaboration with security