Core Network Engineer jobs in Pretoria, Gauteng

A networking solutions provider is seeking an experienced Core Network Specialist in Pretoria. This role requires over a decade of hands-on experience in WAN solutions implementation and support for enterprise-grade equipment. The ideal candidate holds expert-level certifications such as HCIE or CCIE and is proficient in advanced troubleshooting within mission-critical environments....

Level 1/2 Engineer Location: Clients campus Pretoria Duration: 12 months contract possibility of extension Purpose: - The L1 or L2 Engineer will provide comprehensive operational support and maintenance for our Clients LAN, WAN, Security and UC environment. - Enterprise and Public Sector experience is key Supported Infrastructure - Cisco Unified Communication Manager (CUCM) - Cisco Unified...

International Company - Software Engineer (Cryptography and Network Security) Reference: Pta -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 cloud-based...

A technology support company located in Gqeberha is seeking an engineer for physical onsite assistance with network devices. The role involves providing support for troubleshooting and remediation tasks, visual verification of device statuses, and coordinating with a remote support team for effective operations. Candidates should have a basic understanding of network devices and be able to follow...

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 -...

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...

A technology service provider in Midrand is seeking a systems administrator to provide technical support for their national network. The ideal candidate will have a Bachelor's degree in Computer Science or IT and good knowledge of Cambium, Mikrotik, and Ubiquiti equipment. Responsibilities include managing network hardware, providing remote support, and ensuring client communication during...

Senior Netwerk & Server Engineer PretoriaOns soek ’n ervare IT-professional met uitstekende netwerk- en servervaardighede en sterk kennis van Fortigate firewalls.Vereistes:Soliede ervaring met netwerke & bedienersFortigate-kennis ’n moetBetroubaar, tegnies sterk & oplossingsgedreweIT Diploma / Graad (Netwerke of Rekenaarwetenskap)Sterk kennis van Windows Servers en netwerk-infrastruktuurErvaring...

Responsible for managing a core network infrastructure environment. Day-to-day administration of firewalls, routers and switches, installation, securing, repair/troubleshooting, and maintenance of LAN, WAN and Cloud environments, as well as overseeing data and network security implementation. maintaining network performance through monitoring, analysis, and performance tuning. Providing technical...

DescriptionPURPOSE STATEMENTTo ensure sustainable IT Network for Assupol Group of Companies - Provide support and maintain the voice infrastructure.- Monitor voice servers, SIP trunks and gateways for problems(Switchboard system, Call managers, Transcoders, Session Boarder Controllers, and voice gateways)- Create user profiles on the cisco phones; add phones and user profiles to call managers;...

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...

1. Provide support and maintain VOIP infrastructure. - Monitor voice servers (Cisco and Real Connect), SIP trunks and gateways for problems (Switchboard system, Cisco Call mangers, Cisco Transcoders, Cisco Session Boarder Controllers, and Cisco voice gateways) - Create user profiles for Cisco phones; add Cisco phones and user profiles to the CUCM; assign users to relevant groups, create hunting...

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...

A technology solutions provider in Pretoria seeks a Network Administrator to manage core network infrastructure including firewalls, routers, and switches. Responsibilities include day-to-day administration, maintaining network performance, and overseeing data center operations. The ideal candidate has at least 5 years of experience with Cisco and Fortinet technologies, strong analytical skills,...

A professional recruitment company is seeking an HEC Network Operations 2nd Level Support professional based in Pretoria, South Africa. The ideal candidate will have 3-5 years of experience as a network engineer, focusing on ensuring network stability, performance, and security. Key responsibilities include managing service requests, documenting errors, and assisting first-level support staff....

A technology support company located in Gqeberha is seeking an engineer for physical onsite assistance with network devices. The role involves providing support for troubleshooting and remediation tasks, visual verification of device statuses, and coordinating with a remote support team for effective operations. Candidates should have a basic understanding of network devices and be able to follow...

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,...

A prominent recruitment firm is seeking an experienced Senior HEC Network Operations Engineer in Pretoria. This role involves ensuring the stability and security of the HEC network while leading tasks related to service requests, incident management, and lifecycle management. The ideal candidate should have 6-8 years of experience in a senior network role, particularly in data center...

A leading cybersecurity firm in Pretoria is seeking a Penetration Tester to assess network infrastructures, web applications, and cloud services for vulnerabilities. The role includes testing firewalls, VPN configurations, and conducting phishing simulations. Ideal candidates have experience in various security assessments and are willing to tackle challenges in both testing and social...

HEC Network Operations 2nd Level Support About the job HEC Network Operations 2nd Level Support HEC Network Operations 2nd Level Support Experience - Minimum 3-5 years relevant experience, working as a network engineer in enterprise production or data center environments Technical Skills - Ability to process more complex network issues with a high degree of autonomy - Working on monitoring/...