TTD_Infrastructure Engineer (Senior) 3428

Opensource; Gauteng; On-site; ZAR 480,000 - 720,000; Full time

Job summary

Opensource in Gauteng, South Africa, is seeking an experienced Linux system administrator to design, develop, and maintain enterprise Linux client platforms across office and production environments.

You will build Linux base images, automate deployment, monitor health, and ensure security and compliance while collaborating with infrastructure, cloud, and security teams in an Agile environment.

Qualifications

• Strong experience administering enterprise Linux environments (Ubuntu, RHEL, SLES).
• Experience with cloud platforms, particularly AWS.
• Hands-on expertise with Ansible Automation Platform and Ansible Tower.
• GitHub and GitOps tooling experience.
• Strong scripting skills in Bash, Python, and Perl.
• Solid understanding of DNS, DHCP, SSH, and TCP/IP networking.
• Experience with monitoring/observability tools such as Grafana.
• Familiarity with ITSM platforms including ServiceNow.
• Experience working with Agile delivery and Jira.

Responsibilities

• Design, develop, and maintain Linux client platforms for office and production environments.
• Define and enhance client functionality to meet business and operational requirements.
• Build and maintain Linux base images, software packages, and configuration standards.
• Ensure security, hardening, and regulatory compliance.
• Conduct vulnerability assessments and remediation activities.
• Install, configure, administer, and support Linux systems across physical, virtual, and cloud infra.
• Monitor system health, troubleshoot, and maintain operational stability.
• Automate deployment, configuration, and processes for efficiency.
• Manage patching and lifecycle activities; support Incident/Problem/Change管理.
• Maintain documentation, CMDB records, and knowledge articles.
• Track Jira user stories and tasks in an Agile environment.
• Collaborate with infrastructure, cloud, security, and application teams.
• Lead operational discussions and drive continuous service improvement.
• Participate in on-call support and scheduled maintenance.

Skills

Linux system administration

Cloud AWS

Scripting Bash

Scripting Python

Scripting Perl

Networking TCP/IP

On-call support

Agile Jira

Tools

Ansible Automation Platform

Ansible Tower

GitHub

GitOps

Grafana

ServiceNow

Jira

Job description

Essential Skills

• Strong experience administering enterprise Linux environments:
  • Ubuntu
  • Red Hat Enterprise Linux (RHEL)
  • SUSE Linux Enterprise Server (SLES)
• Experience with cloud platforms, particularly AWS.
• Hands-on expertise with:
  • Ansible Automation Platform
  • Ansible Tower
  • GitHub
  • GitOps methodologies
• Strong scripting and automation skills using:
  • Bash
  • Python
  • Perl
• Solid understanding of:
  • DNS
  • DHCP
  • SSH
  • TCP/IP Networking
• Experience with monitoring and observability tools such as Grafana.
• Familiarity with IT Service Management platforms including ServiceNow.
• Experience working with Agile delivery practices and Jira.

Role & Responsibilities

• Design, develop, and maintain Linux client platforms for office and production environments.
• Define and continuously enhance client functionality to meet business and operational requirements.
• Build and maintain Linux base images, software packages, and configuration standards.
• Ensure compliance with security, hardening, and regulatory requirements.
• Conduct vulnerability assessments and implement remediation activities.
• Install, configure, administer, and support Linux systems across physical, virtual, and cloud-based infrastructures.
• Monitor system health and performance, troubleshoot complex issues, and maintain operational stability.
• Automate deployment, configuration, and operational processes to improve efficiency and reliability.
• Manage patching, updates, and Linux platform lifecycle activities.
• Support Incident, Problem, and Change Management processes.
• Maintain technical documentation, CMDB records, knowledge articles, and operational procedures.
• Track and manage Jira user stories and operational tasks in an Agile environment.
• Collaborate closely with infrastructure, cloud, security, and application teams.
• Lead operational discussions and drive continuous service improvement initiatives.
• Participate in on-call support and scheduled maintenance activities when required.