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Pretoria: IT Infrastructure Specialist

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Job Description

ENVIRONMENT: This role is for an experienced IT Infrastructure Specialist to join a medical technology team. The position is responsible for specifying, building, and maintaining the server infrastructure for a critical, Docker-based medical web application. The engineer will ensure robust, secure, and high-availability operations within the company’s own infrastructure, leveraging a diverse stack of open-source and enterprise technologies in a meaningful healthcare context. Duties: Specify, build, and maintain physical and virtual servers to host a Docker-based medical application stack. Ensure system security, performance, and reliability across the entire infrastructure. Manage and optimise PostgreSQL databases, ZFS storage systems, and Linux-based environments. Automate deployment, configuration, and management tasks using Ansible. Configure and maintain HAProxy for load balancing and Mikrotik routers for network management. Administer and optimise the VM environment and manage connectivity to major internet exchanges (JINX, NAPAfrica). Maintain and support telephony systems using Asterisk. Implement and oversee monitoring, backup, and disaster recovery procedures. Requirements Minimum of 5 years of hands-on experience in a DevOps, Infrastructure, Cloud, or Security Engineering role. Must-have technical proficiency: Advanced Linux administration (Ubuntu focus) Scripting and automation with Bash Configuration management with Ansible Containerisation with Docker Strong experience with: PostgreSQL database administration ZFS storage management Load balancing (HAProxy) Networking (Mikrotik routers) Telephony systems (Asterisk) Proven ability to design, build, and secure on-premises infrastructure. Excellent problem-solving skills and a proactive approach to system reliability. Fluent proficiency in English. Attributes Innovative and collaborative team player with a passion for continuous learning. Detail-oriented with a strong focus on security and system robustness. Ability to thrive in a dynamic environment managing critical healthcare technology infrastructure. Values working with open-source technologies and making a tangible impact in the medical field.

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About IT / Computing / Software Jobs in Tshwane

In the Tshwane area, the IT and computing industry is thriving, with a strong demand for skilled professionals to drive technological advancements and innovation. Typically, this field is characterized by a dynamic job market with various opportunities available across different sectors. However, it’s essential to note that the job market can fluctuate, and it’s crucial to stay adaptable and focused on continuous skill development.

When it comes to salary expectations, it’s generally common for IT and computing professionals in Tshwane to earn salaries within the range of R600 000 to R1 200 000 per annum, depending on factors such as experience, company size, industry sector, and specific job requirements. However, please note that these are broad estimates and can vary significantly based on individual circumstances. It’s also worth considering that bonuses, benefits packages, and other perks can impact overall remuneration.

Common skills required for IT and computing roles in Tshwane include proficiency in programming languages (such as Java, Python, or C++), experience with database management systems, knowledge of cloud computing platforms (like AWS or Azure), understanding of cybersecurity principles, and familiarity with Agile development methodologies. Additionally, strong analytical, problem-solving, and communication skills are often essential for success in this field.

The IT industry is a broad sector that encompasses various industries, including financial services, technology, manufacturing, and more. Commonly, these professionals work in companies operating within these sectors, as well as in government agencies and educational institutions. The demand for skilled IT professionals extends across the private and public sectors, with opportunities available at different levels of experience.

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For those looking to advance their careers in IT and computing, there are many opportunities for professional development and growth. Typically, career progression paths involve taking on increasingly complex projects, leading teams, or pursuing specialized certifications (such as CompTIA or Cisco). Many organizations also offer training programs, mentorship schemes, and internal job rotations to support employee development and advancement.


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



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