Johannesburg: Systems Administrator posted by Edgexec (Pty) Ltd

System Administrator
Location: Remote (Global team)
Type: Permanent | Technical Operations

Keep systems humming. Secure the future.
This is a hands-on role for a detail-oriented System Administrator who thrives on problem-solving, security hardening, and infrastructure support. If you’re experienced in Linux, cloud, and scriptingand you’re ready to join a high-performing, remote-first tech teamthis one’s for you.

About the Role
You’ll be part of a global operations team, supporting the infrastructure that powers a fast-scaling tech business. From provisioning and patching to security and audits, your work will be critical to ensuring the systems are secure, monitored, and running at peak performance.

What Youll Do

• Monitor and diagnose infrastructure, services, capacity, and security

• Provision, maintain, and patch servers and platforms

• Action Level 1 and 2 operational requests (e.g., backups, user access, migrations)

• Support service desk operations and asset reporting

• Ensure compliance with security controls, governance, and audit requirements

• Build and document processes, standards, and SLAs

• Participate in incident response, disaster recovery, and business continuity tests

What You Bring

• Linux experience (Debian, Ubuntu) is essential

• macOS and Windows Server experience

• Strong scripting ability (Bash, Python, etc.)

• Experience with MySQL/Percona, Nginx, and orchestration tools like SaltStack or Ansible

• Cloud infrastructure and networking knowledge

• Experience with system hardening, backup automation, and documentation

• Familiarity with agile methodologies and SysAdmin standards

• Attention to detail, strong analytical thinking, and effective communication

What Success Looks Like

• Secure, stable infrastructure and high system uptime

• Smooth user experience and effective support response times

• Well-documented systems, automated patching and backups

• Strong relationships across global teams, clear reporting and process ownership