Responsibilities: Administer, monitor, and maintain all company network infrastructure, including LAN, WAN, VPN, wireless, and firewalls. Install, configure, and manage physical and virtual servers (Windows, Linux, etc.), ensuring high performance and availability. Manage and optimise telephony infrastructure and related systems. Proactively monitor systems for reliability, performance, and security, responding to alerts and resolving issues effectively. Perform root cause analysis of faults, implement corrective measures, and document findings. Troubleshoot and monitor network performance for both remote and on-site deployments. Implement and configure monitoring tools to enable proactive maintenance of servers and infrastructure. Provide advanced technical support to the IT support team on complex issues. Collaborate with management to define and enforce policies and procedures for network security and performance. Secure server environments through documented policies, procedures, and continuous monitoring. Define and maintain network protocol standards to strengthen security between devices. Oversee patch management policies and ensure timely updates. Manage software licensing, budget control, and vendor/supplier relationships. Stay current with emerging technologies and industry best practices, recommending improvements to ensure compliance and efficiency. Education & Skills: Degree / Diploma in an IT related field Minimum 3 years’ experience in infrastructure position Understanding of SQL backups Experience with Microsoft Azure, network administrator (TCP/IP, DNS, DHCP, VLans, and firewalls) and server technologies (Windows Server, Linux / Unix, and Active Directory) Knowledge of Scripting languages (AWS, Azure, and Google Cloud) Apply now!

Location: Bedfordview, South Africa (Hybrid potential) Employment Type: Full-Time, Permanent Industry: IT Infrastructure | Insurance | Network Security WatersEdge Solutions is recruiting a proactive and highly skilled Systems Administrator to join a dynamic infrastructure and support team. If you’re experienced in maintaining enterprise-level systems and want to contribute to a high-availability, secure IT environment, this is the perfect opportunity to work across cloud, server, and network technologies in a fast-paced, supportive setting. About the Role Reporting to the Senior Systems Administrator, you’ll manage core IT infrastructure across LAN, WAN, VPN, and cloud systems, while optimising performance and ensuring security compliance. The role involves end-to-end responsibility for both physical and virtual servers, monitoring tools, and telephony environments. It also includes preventative maintenance, root cause analysis, and supporting a complex hybrid network across the business. Key Responsibilities Administer, monitor, and maintain network infrastructure (LAN, WAN, VPN, wireless, firewalls) Install, configure, and optimise physical and virtual servers (Windows, Linux, VMware, Hyper-V) Support telephony infrastructure and proactively manage system alerts and uptime Lead troubleshooting for network and server issues (both on-site and remotely) Enforce patch management, backups, and preventative maintenance procedures Secure environments through policy creation and monitoring tools (e.g., Nagios, SolarWinds) Oversee budget controls and software licence administration Collaborate on defining network performance and security protocols Stay current with emerging technologies and implement industry best practices What You’ll Bring 3 years of experience in infrastructure maintenance Proven expertise in network administration (TCP/IP, DNS, DHCP, VLANs, firewalls) Microsoft Azure experience and strong SQL backup knowledge Proficiency in Windows Server, Linux/Unix, and virtualisation technologies Familiarity with monitoring tools (e.g., Zabbix, SolarWinds, Nagios) Strong scripting experience (PowerShell, Bash, or Python) Excellent problem-solving and analytical skills Ability to work independently and participate in an on-call rotation Nice to Have BSc in Computer Science or a related field Microsoft, Security, or Cisco certifications (Azure Admin, CCNA, etc.) Experience with ManageEngine tools Exposure to cloud platforms (AWS, Google Cloud) Experience developing security and performance policies What’s On Offer Market-related salary based on experience Performance-based annual bonus Subsidised life and disability cover Funeral cover Opportunity to join a stable, well-established South African business Hybrid working possibilities Company Culture WatersEdge Solutions connects highly skilled IT professionals with companies that value stability, security, and innovation. You’ll join a team where infrastructure excellence and client service are top priorities. Expect to work in a professional, collaborative environment with space to grow and innovate. If you have not been contacted within 10 working days, please consider your application unsuccessful.