computer network jobs in Pretoria, Gauteng

Core Network Specialist The Core Network Specialist will be responsible for the supply installation configuration and ongoing support of Core Network Equipment specifically CAP Routers within the environment. The role requires deep technical expertise in Wide Area Networking (WAN) solutions and hands‑on experience in mission‑critical network deployments. Key Responsibilities - Install,...

About the job Senior HEC Network Operations Engineer Senior HEC Network Operations Engineer Experience - Minimum 6-8 years relevant experience in a senior network engineer role, at least 3 years in data center environments Technical Skills - Ability to solve complex infrastructure issues, together with senior engineers of other technical domains - Ability to lead a team of other engineers -...

Tshwane, South Africa | Posted on 12/05/2025 We are seeking a highly capable network specialist to optimize IT network. Responsibilities - Determining company needs and coordinating the development and maintenance of network infrastructures with the IT team. - Ensuring secure and stable server connectivity and testing network protocols. - Creating internet domains and optimizing intranet...

International Company - Software Engineer (Cryptography and Network Security) Reference: Pta003178-EP-3 This exciting career opportunity is for a person with skills in Cryptography and computer & network security. We require a Software Engineer with 2 years working experience in C/C++ and Linux-based product development. Become a specialist in network security product development for...

Applicants must have the following requirements:Must have a Bachelor’s Degree in Information Security or Computer Science.Must have CCNP Security, CISSP, or equivalent industry-recognised security certifications.Must have 6 - 8 years of experience in Network Security Engineering.Must have experience managing and maintaining enterprise-grade security infrastructure.Must have expertise in incident...

Role Summary The Logical Network Operations Engineer (OPS Engineer) is responsible for the end-to-end operational management of the live production network. This role ensures high network availability, performance, and service quality across optical, core, aggregation, and access layers, supported by OSS/BSS environments. Responsibilities - Ensure continuous uptime and availability of the live...

Duties & Responsibilities Responsible for: - Measure adherence to SLA for internal/external customers. - Report to management on adherence to SLA for internal/external customers. - Ensure compliance of incidents logged against the call logging process. - Ensure all monitoring systems and appliances are in working order. Minimum Requirements - Good academic background with an IT Diploma or...

About Our Company Clicks Group Introduction Are you passionate about helping people feel good? Are you committed to delivering high standards of patient care and service excellence? We have an exciting opportunity at a Clicks Pharmacy for a Pharmacist. The position reports into the Pharmacy Manager. Job Description Job Purpose To ensure the efficient operation of the dispensary and to...

Introduction A well-established company within the FMCG sector based in Cullinan is looking for an experienced Sales Representative to join their team. To ensure that existing customers and accounts are serviced, and key customer reporting is provided to the sales team, contributing to the successful achievement of the Sales and Marketing goals. Duties & Responsibilities Sales Revenue -...

We have a Technical Sales Representative vacancy with a vehicle and engineering service provider in the Rustenburg and surrounding areas up to Pretoria. Duties: - Register the company as a local supplier on vendor lists of mining and industrial clients in Rustenburg and surrounding areas up to Pretoria. - Actively promote and sell services to new and existing customers. - Represent the company...

HYBRID ROLE Analysis and Planning 30% - Lead the application lifecycle (planning, design, development, deployment, ongoing maintenance), creating user stories and estimates, collaborating with cross-functional teams. - Continuously research, evaluate, and integrate new technologies to optimize development efficiency and application performance. - Plan and design well-structured, reusable...

About Discovery Discovery’s core purpose is to make people healthier and to enhance and protect their lives. We seek out and invest in exceptional individuals who understand and support our core purpose, and whose own values align with those of Discovery. Our fast-paced and dynamic environment enables smart, self-driven people to be their best. As global thought leaders, Discovery is passionate...

We are looking for a Senior Electrical Engineer to lead the design, configuration, testing, and commissioning of protection and telecontrol systems for transmission and distribution networks. The role includes developing complex protection schemes, conducting advanced fault analysis, and ensuring safe and reliable power system performance. Reporting to the Engineering Manager, you will provide...

The Council for Scientific and Industrial Research (CSIR) is a leading scientific and technology research organization that researches, develops, localises and diffuses technologies to accelerate socio-economic prosperity in South Africa. The organization’s work contributes to industrial development and supports a capable state. About The Job The CSIR has a vacancy for SANReN Cybersecurity...

Role Summary This role is critical to ensuring high network availability, performance, and customer satisfaction. The successful candidate will manage network incidents, configurations, upgrades, and continuous improvement initiatives across physical, optical, and logical network layers, supported by OSS/BSS systems. The Network Operations Engineer will work closely with Engineering and Logical...

Reference: Pta003294-EP-2 Large, multidisciplinary engineering company based in Centurion, focusing strongly on providing hardware and software-based security solutions in the ICT industry, is searching for talented developers to join their team. Our client develops equipment and software for local and international clients. Products include secure networking encryptors (layer 2/3 of the OSI...

Duties & Responsibilities Responsible for: - Measure adherence to SLA for internal/external customers. - Report to management on adherence to SLA for internal/external customers. - Ensure compliance of incidents logged against the call logging process. - Ensure all monitoring systems and appliances are in working order. Minimum Requirements - Good academic background with an IT Diploma or...

Overview Network Senior Engineer - 12 Month Contract Responsibilities - Design and deploy LAN, WAN, and wireless networks, including routers, switches, firewalls, and load balancers. - Monitor network performance and troubleshoot complex issues to ensure optimal uptime and reliability. - Implement and manage network security protocols, including VPNs, firewalls, and intrusion...

Overview We are seeking a highly skilled Protection Engineer. This role requires in-depth knowledge of feeder, transformer, bus bar, capacitor bank schemes, as well as protection settings and load flow studies. The candidate must demonstrate excellent problem-solving, technical reporting, leadership, and project management skills, with the ability to interact effectively with clients,...

Job Reference: Pta003294-EP-2 Large, multidisciplinary engineering company based in Centurion, focusing strongly on providing hardware and software-based security solutions in the ICT industry, is searching for talented developers to join their team. Our client develops equipment and software for local and international clients. Products include secure networking encryptors (layer 2/3 of the OSI...