Linux Infrastructure Support Specialist

Parvana; Johannesburg; On-site; ZAR 320,000 - 520,000; Full time

Job summary

Parvana is seeking a skilled Linux Administrator for Johannesburg to install, configure, and maintain Linux servers and related infrastructure. You will monitor performance, troubleshoot incidents, and ensure security hardening and patch management across systems.

You will also manage virtualization platforms (Proxmox, VMware, Hyper-V), container tech (Docker, Podman), and support deployments with Apache/Tomcat. A strong focus on automation and reliability is essential.

Qualifications

• 3-5 years of relevant background in technical support, infrastructure support, or Linux administration.
• Hands-on experience with enterprise Linux environments, specifically RHEL and AlmaLinux, including installation, maintenance, and troubleshooting.
• Strong understanding of essential networking protocols and tools such as DNS, TCP/IP, SSH, NFS, and firewall management.
• Capability to automate tasks and manage infrastructure using Bash scripting and Python.
• Experience with server monitoring, performance tuning, and capacity planning.
• Knowledge of Linux security hardening, patch management, vulnerability remediation, and adherence to compliance standards.
• Experience working with Apache, Tomcat, and Java-based enterprise applications.
• Hands-on experience with virtualization platforms (Proxmox, VMware, Hyper-V) and container technologies like Docker and Podman.
• Proven experience in managing backup solutions and implementing disaster recovery strategies.
• Strong troubleshooting, problem-solving, documentation, and customer support abilities are essential.

Responsibilities

• Handling the installation, configuration, maintenance, and administration of Linux servers.
• Proactively monitoring system performance, capacity, and overall health.
• Investigating and resolving technical incidents and general service requests.
• Managing OS patches, vulnerability remediation, and system security hardening to ensure compliance.
• Providing ongoing database support, including performing necessary backups and restores.
• Troubleshooting networking, connectivity, and various infrastructure-related issues.
• Managing file systems, user/group permissions, and supporting application deployments.
• Developing technical procedures and participating in after-hours or standby support to assist customers and internal teams.

Skills

Linux administration

Bash scripting

Python

Networking

Troubleshooting

Tools

Proxmox

VMware

Hyper-V

Docker

Podman

Apache

Tomcat

Job description

Parvana is seeking a skilled Linux Administrator for Johannesburg to install, configure, and maintain Linux servers and related infrastructure. You will monitor performance, troubleshoot incidents, and ensure security hardening and patch management across systems.

You will also manage virtualization platforms (Proxmox, VMware, Hyper-V), container tech (Docker, Podman), and support deployments with Apache/Tomcat. A strong focus on automation and reliability is essential.