Linux Systems Administrator

Recruiter:

ESG Recruitment

Job Ref:

JHB001854/ESG.K

Date posted:

Friday, November 14, 2025

Location:

Pretoria, South Africa

SUMMARY:
An innovative technology solutions, including intelligent document processing company in Pretoria is looking for a Linux Systems Administrator

POSITION INFO:
Position: Linux Systems Administrator
Location: Pretoria | Type: Full-time | Experience: Minimum 3 years

Overview:
Company is seeking a skilled and proactive Linux Systems Administrator with strong Docker expertise to join our technical operations team. You will be responsible for the installation, maintenance, and support of our AI-powered document processing platform on both client servers and cloud environments.

Key Responsibilities:

Install, configure, and maintain the compnay on Linux-based servers using Docker containers.
Monitor system performance, conduct regular backups, and ensure high availability and security.
Provide Tier 2/3 technical support for the company system infrastructure across various deployment environments.
Support AI inference server setup and deployment of machine learning models.
Manage mail server configurations and integrate the platform with third-party systems.
Collaborate with development and support teams to troubleshoot and optimise performance.
Utilise Git for version control, deployment, and collaboration in system configuration and automation.
Implement best practices in system hardening, patch management, and automation (e.g., scripts, CI/CD pipelines).

Preferred Qualifications:

Minimum 3 years of hands-on Linux systems administration experience.
Proficiency in Docker and container orchestration.
Experience with Git in collaborative development and deployment environments.
Familiarity with cloud platforms (e.g., AWS, Azure, or GCP) and virtualised infrastructure.
Working knowledge of mail systems (e.g., Postfix, Sendmail) and enterprise integration protocols (REST APIs, SFTP).
Background in document/image processing systems, IDP platforms, or similar technologies is a strong advantage.
MacOS experience is beneficial.

Why Join Us?
At the company, you’ll engage with cutting-edge technologies in a fast-paced environment dedicated to intelligent automation and innovation. Join us in redefining how organisations manage content and make informed decisions through AI.

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