Senior Systems Administrator (JHB)

ENVIRONMENT:

BE responsible for administration and maintenance of all company networks, servers, and hardware; as well as ensuring there is robust Cybersecurity and data security protocols in place as the next Senior Systems Administrator wanted by a provider of tailored financial solutions. You will install, update and configure systems, taking proactive steps to monitor and identify any potential issues, and implement preventative measures; ensure system back-ups are taking place as required, and handle any down time effectively. The ideal candidate must possess a strong technical background, hands-on experience, and a proactive approach to problem-solving in a dynamic business environment. You will also need Certifications such as CompTIA Network+/CompTIA Security+/Microsoft Certified: Azure Administrator or similar with 3 years’ experience with infrastructure maintenance including SQL, TCP/IP, DNS, DHCP, VLANs, Windows Server, Linux / Unix, Active Directory, Veeam, Commvault, Acronis, Nagios, SolarWinds, Zabbix, AWS, Azure, Google Cloud, PowerShell, Bash & Python.

DUTIES:

Security -

• Analyse security risks and develop response procedures.
• Evaluate, recommend, and implement other security and monitoring devices.
• Install computer security software.
• Conduct regular security audits.
• Prepare security status reports.
• Educate users on computer security.
• Create security documentation for users.
• Assist in Disaster Recovery and gather evidence regarding Cybercrimes.
• Oversee Patch Management policy.
• Manage user access, permissions, and security policies across network and server environments.

Network and System Infrastructure –

• Administer, monitor, optimise and maintain all company network infrastructure (LAN, WAN, VPN, wireless, and firewalls).
• Install, configure, and maintain physical and virtual servers (Windows, Linux, etc.), ensuring optimal performance and availability.
• Manage and maintain telephony infrastructure and systems and the optimization thereof.
• Steer and administer the cloud migration process with cost projections, planning, and implementation.
• Monitor systems for performance, reliability, and security, responding to alerts and resolving issues proactively.
• Manage and report on root cause analysis for faults with remedial action.
• Troubleshooting and monitoring network related performance focusing on the remote and on-site deployment.
• Setup monitoring software for performance on servers to do preventative maintenance.
• Assist Support team on complex technical issues.
• Work together with the Department Manager to define policies and procedures relating to network performance and security.
• Secure server environments by creating documented policies with procedures, implementation, and monito
  
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