Senior Systems Administrator

Placements24; Mbombela (Nelspruit); On-site; ZAR 550,000 - 850,000; Full time

Benefits offered by this job

Medical aid

On-site in Nelspruit

Annual bonuses

Professional development

IT certifications

Modern IT equipment

Job summary

Placements24 in Nelspruit is seeking a Senior Systems Administrator to manage the company's IT infrastructure, including servers, networking, and security. This hands-on role requires a proactive approach and strong problem-solving to ensure reliable IT operations within a local team.

You will install and maintain Windows Server and Linux, manage VPNs and backups, monitor performance, and provide end-user support while upholding security best practices.

Qualifications

• Bachelor's degree in IT, CS, or related field or equivalent experience.
• Minimum 5 years in Systems Administration or similar IT infra role.
• Proficiency with Windows Server administration and Linux distributions.
• Strong understanding of TCP/IP, DNS, DHCP, VPNs and network hardware.
• Experience with virtualization (VMware, Hyper‑V) and cloud platforms is a plus.
• Excellent troubleshooting and ability to work independently or in a team.

Responsibilities

• Install, configure, and maintain server hardware and OS (Windows Server, Linux).
• Manage network infrastructure including routers, switches, firewalls, and VPNs.
• Implement backup and disaster recovery to ensure data integrity.
• Monitor system performance and optimize for efficiency.
• Provide technical support for hardware, software, and network issues.
• Ensure security through regular patching and best practices.

Skills

Windows Server

Linux administration

Networking

Virtualization

Cloud platforms

Troubleshooting

Team collaboration

Education

Bachelor's degree in IT / CS

Tools

VMware

Hyper-V

Job description

About the Role

Our client is seeking a highly competent and experienced Senior Systems Administrator to manage and maintain their IT infrastructure in Nelspruit . This role involves overseeing the installation, configuration, and reliable operation of servers, networks, and other IT systems. You will be responsible for ensuring the security, integrity, and performance of the company's IT environment, as well as providing technical support to end-users. This is a hands‑on position for a proactive administrator who enjoys problem‑solving and ensuring seamless IT operations within a stable, local team.

Key Responsibilities

• Install, configure, and maintain server hardware and operating systems (Windows Server, Linux).
• Manage network infrastructure, including routers, switches, firewalls, and VPNs.
• Implement and manage backup and disaster recovery solutions to ensure data integrity and business continuity.
• Monitor system performance, identify bottlenecks, and implement optimizations to improve efficiency.
• Provide technical support and troubleshooting for hardware, software, and network issues.
• Ensure the security of IT systems through regular patching, updates, and implementation of security best practices.

Requirements

• Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent work experience.
• Minimum of 5 years of experience as a Systems Administrator or in a similar IT infrastructure role.
• Proficiency in Windows Server administration and common Linux distributions.
• Strong understanding of networking concepts (TCP/IP, DNS, DHCP, VPNs) and network hardware.
• Experience with virtualization technologies (e.g., VMware, Hyper‑V) and cloud platforms is a plus.
• Excellent troubleshooting skills and the ability to work independently and as part of a team.

Benefits

• Competitive salary and comprehensive benefits package, including medical aid.
• Stable, in‑office work environment located conveniently in Nelspruit .
• Opportunities for professional development and IT certifications.
• A supportive team culture with a focus on operational excellence.
• Annual bonuses and generous paid time off.
• Access to modern IT equipment and tools.