Senior Linux Systems Admin | Telecom Infra Expert

Placements24; Polokwane; On-site; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Competitive salary

Medical aid

Retirement fund

Job summary

Placements24 seeks a Senior Linux Systems Administrator to join our client in Polokwane. You will manage Linux servers (RHEL/CentOS/Ubuntu), automate tasks with Bash and Python, and ensure security, backups, and high availability for telecom infrastructure.

You'll monitor systems with Nagios/Zabbix/Prometheus, work with VMware/KVM virtualization, and collaborate with network and application teams. On-call support is required.

Qualifications

• Bachelor's degree or equivalent experience.
• 5+ years Linux SysAdmin experience.
• Strong knowledge of RHEL/CentOS/Ubuntu.
• Bash and at least one other language (Python/Perl).
• Experience with DNS, DHCP, Apache/Nginx, SSH.
• Familiarity with virtualization (VMware, KVM).
• Security hardening and patching experience.
• Monitoring with Nagios/Zabbix/Prometheus.

Responsibilities

• Install, configure, manage, and maintain Linux servers in production.
• Monitor performance, resolve bottlenecks, ensure high availability.
• Implement security measures, firewalls, patches, and hardening.
• Develop and maintain backup and DR solutions.
• Manage user accounts, permissions, and access control.
• Automate routine tasks using Bash, Python or Perl.
• Troubleshoot hardware, software, and network issues.
• Perform updates, upgrades, and migrations.
• Document configurations and procedures.
• Collaborate with IT teams for seamless telecom support.
• Provide on-call support for critical issues.

Skills

Linux Admin

Bash scripting

Python scripting

DNS

DHCP

Apache/Nginx

SSH

VMware

KVM virtualization

Security hardening

Nagios

Zabbix

Prometheus

Teamwork

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

VMware

KVM

Nagios

Zabbix

Prometheus

Job description

Placements24 seeks a Senior Linux Systems Administrator to join our client in Polokwane. You will manage Linux servers (RHEL/CentOS/Ubuntu), automate tasks with Bash and Python, and ensure security, backups, and high availability for telecom infrastructure.

You'll monitor systems with Nagios/Zabbix/Prometheus, work with VMware/KVM virtualization, and collaborate with network and application teams. On-call support is required.