Duties:
Deployment, amendment, maintenance (clean-up) of customer Virtual Machines on Hosted Cloud platform
Configuration, installation and management of internal ISP servers and related systems and services (both physical and virtual)
Datacenter space allocation and management and auditing (Using Rack Tables)

Requirements:
Matric
Degree / Tertiary qualification advantageous
Extremely strong Linux/Unix/Windows Server skills and advanced knowledge and experience in configuring and maintaining the following:
Certifications in both Linux and Windows Server advantageous
DNS (BIND, PowerDNS, Unbound)
MySQL/MSSQL administration (Must have knowledge of replication configuration and troubleshooting)
Radius (Freeradius)
APACHE/Microsoft IIS setup and administration
BASH/Windows Powershell Scripting
Sendmail/Postfix/Zimbra setup and administration
Syslog setup and administration
Advanced knowledge and experience in configuring and maintaining In Linux-based Virtual Machine Platforms (XEN, VMware, VirtualBox)
Experience in configuration and maintenance of NMS systems such as:
Cacti
Zenoss
PRTG