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Cape Town: Senior Systems Administrator (JHB) posted by Datafin

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Job Description

Senior Systems Administrator (JHB)Finance/Admin ~ IT – Support
Johannesburg – Gauteng – South Africa, Cape Town – Western Cape – South Africa

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 monitoring thereof.
  • Ensure network protocols are documented refining security between network devices.
Backups and Disaster Recovery –
  • Implement and oversee regular system backups, performing test-restores to ensure data integrity and availability.
  • Document network/server configurations, processes, and recovery procedures.
  • Develop, update, and test Disaster Recovery and Business Continuity plans to minimise downtime and data loss.
General
  • Budget control and administration of software licensing.
  • Maintain vendor and supplier relations.
  • Stay abreast of emerging technologies and best practices to recommend improvements and ensure compliance with industry standards.
REQUIREMENTS:
Qualifications
  • Certifications such as CompTIA Network+, CompTIA Security+, Microsoft Certified: Azure Administrator, Cisco CCNA, or similar.
Experience/Skills –
  • Minimum of 3 years experience with infrastructure maintenance.
  • Understanding of SQL backups.
  • Understanding of Cybersecurity principles and best practices.
  • Previous experience in developing and testing Disaster Recovery and Business Continuity plans.
  • Microsoft Azure experience.
  • Proven expertise in network administration (TCP/IP, DNS, DHCP, VLANs, firewalls, wireless).
  • Strong knowledge of server technologies (Windows Server, Linux/Unix, Active Directory, virtualisation platforms such as VMware or Hyper-V).
  • Experience with backup solutions (e.g., Veeam, Commvault, Acronis) and Disaster Recovery planning.
  • Extensive experience with Hyper-V replication, Veeam backup and replication.
  • Familiarity with monitoring and management tools (e.g., Nagios, SolarWinds, Zabbix).
  • Experience in cloud infrastructure (AWS, Azure, Google Cloud).
  • Knowledge of scripting languages (PowerShell, Bash, Python) for automation.
Advantageous:
  • BSc in Computer Science or a related field.
  • Microsoft Certifications.
  • Security Certifications.
  • Expertise or experience with ManageEngine range of products.
ATTRIBUTES:
  • Strong skills for daily operational challenges.
  • Excellent problem-solving, analytical, and communication skills.
  • Ability to work independently and as part of a team, including participation in an on-call rotation if required.
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About Other IT/Computer Jobs in Western Cape

The Western Cape, situated on the south coast of South Africa, is home to a thriving IT industry that offers a diverse range of career opportunities for professionals with expertise in various fields.

The job market in the Western Cape is highly competitive, with many major companies and startups operating in the region. The province’s strategic location, combined with its well-developed infrastructure, makes it an attractive hub for businesses looking to establish themselves in Africa. As a result, there is a high demand for skilled IT professionals who can support the growth of these companies.

The average salary ranges for IT professionals in the Western Cape are as follows: software engineers and developers can expect to earn between R800 000 to R1 200 000 per annum; data scientists and analysts can range from R600 000 to R900 000; cybersecurity specialists can earn anywhere from R500 000 to R800 000; and IT project managers can command salaries ranging from R400 000 to R700 000. These figures are based on industry standards and may vary depending on factors such as experience, qualifications, and company size.

To succeed in an IT career in the Western Cape, professionals need to possess a range of key skills, including programming languages (Java, Python, C++), data structures and algorithms, software development methodologies, cloud computing (AWS, Azure, Google Cloud), cybersecurity principles, and excellent communication skills. Additionally, knowledge of industry-specific tools and technologies, such as SAP or Oracle, can be highly valued.

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Several major companies and industries are actively hiring IT professionals in the Western Cape. For example, tech giants like IBM and Dell have a strong presence in the region, while financial institutions such as Standard Bank and First National Bank also have significant IT departments. The automotive industry is another major sector that employs IT professionals, with companies like Toyota and Volkswagen having operations in the province.

Career growth opportunities are plentiful for IT professionals in the Western Cape, with many companies offering training and development programs to help employees upskill and reskill. With experience, professionals can move into senior roles such as technical lead or manager, or transition into related fields like business analysis or consulting. The region’s entrepreneurial spirit also makes it an ideal location for startups, providing opportunities for IT professionals to launch their own businesses or join innovative companies that are shaping the future of technology.


This information provides general career guidance. Actual salaries and requirements vary by employer.



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