168 Computer Networking jobs in South Africa

Reference: JHB000968-DS-1
Location: Illovo, Johannesburg

A dynamic and successful ISP is looking for a Super-star Network Support Engineer to join their awesome team. Support Engineers are their professional technical resources responsible for providing first-class support to a wide range of customers, across multiple platforms. It is a busy and exciting working environment and they offer lots of growth and development.

Requirements:

• Proficiency in network routing and switching protocols (e.g., BGP, OSPF, VLANs, STP) and voice technologies such as VoIP, SIP, and unified communications.
• Strong understanding of network security principles and best practices, including firewall configuration, VPN implementation, and threat mitigation strategies.
• Hands-on experience with network and voice hardware and software from leading vendors, such as Cisco, Juniper, Avaya, Microsoft, and others.
• Excellent analytical and problem-solving skills, with the ability to troubleshoot complex network and voice issues and drive resolution to completion.
• Outstanding communication and interpersonal skills, with the ability to effectively communicate technical concepts to non-technical stakeholders and influence decision-making.
• Demonstrated leadership abilities, with a proven track record of successfully leading network and voice projects and delivering exceptional results for clients.
• Ability to work independently, manage multiple client engagements concurrently, and thrive in a dynamic, client-focused environment.
• Availability for occasional travel to client sites and participation in after-hours support and on-call rotations as needed.

Qualifications:

• Tertiary qualification: Degree/Diploma
• Relevant certifications such as CCNP (Cisco Certified Network Professional) is highly desirable
• CCVP (Cisco Certified Voice Professional), or equivalent is highly desirable

R 20 000 - R 30 000 - Monthly

Reference: JHB000957-HLG-3
Location: Illovo, Johannesburg

A leading ISP is looking for an experienced Snr Network/Voice Support Engineer to join their dynamic team. Support Engineers are their professional technical resources responsible for providing first-class support to a wide range of customers, across multiple platforms. It is a busy and exciting working environment, and they offer lots of growth and development.

Experience required:

• Proficiency in network routing and switching protocols (e.g., BGP, OSPF, VLANs, STP) and voice technologies such as VoIP, SIP, and unified communications.
• Strong understanding of network security principles and best practices, including firewall configuration, VPN implementation, and threat mitigation strategies.
• Hands-on experience with network and voice hardware and software from leading vendors, such as Cisco, Juniper, Avaya, Microsoft, and others.
• Excellent analytical and problem-solving skills, with the ability to troubleshoot complex network and voice issues and drive resolution to completion.
• Outstanding communication and interpersonal skills, with the ability to effectively communicate technical concepts to non-technical stakeholders and influence decision-making.
• Demonstrated leadership abilities, with a proven track record of successfully leading network and voice projects and delivering exceptional results for clients.
• Technical Support: Provide expert-level technical support and troubleshooting assistance to clients or internal teams on networking infrastructure components, including routers, switches, firewalls, and wireless access points.
• Diagnose and resolve network connectivity issues, performance problems, and security vulnerabilities promptly and efficiently.
• Analyze network traffic patterns and performance metrics to identify potential bottlenecks, anomalies, or areas for optimization.
• Collaborate with clients, network administrators, and other stakeholders to understand requirements, troubleshoot problems, and implement effective solutions.
• Availability for occasional travel to client sites and participation in after-hours support and on-call rotations as needed.

• Tertiary qualification: Degree/Diploma
• CCNP (Cisco Certified Network Professional) preferred
• CCVP (Cisco Certified Voice Professional), or equivalent preferred

R 30 000 - R 40 000 - Monthly

Installing, troubleshooting, and fixing desktops, printers, laptops, and other computer peripherals hardware problems, as well as desktop applications.

• Basic knowledge of enterprise LAN and WAN setups and concepts. Ability to perform smart hand activities under instructions at sites and remotely.
• Ability to lift/move computer equipment weighing up to 50 lbs.
• Expertise in desk-side support and PC repair, including basic administration of Windows OS and Mac OS.
• Knowledge of TCP/IP networking, DNS, DHCP, VPN, and RDP.
• Support for peripheral and networking hardware such as monitors, keyboards, mice, printers, fax machines, scanners, routers, switches, firewalls, racks, and data panels under 'Smart Hands' capability.
• Strong troubleshooting skills for systems and network issues, including end-user network cabling.
• Advanced knowledge of computer hardware, chipsets, memory modules, and peripherals.
• Familiarity with operating systems, software applications, and remote connection tools: MS Windows, MS Office 365, Active Directory, SCCM, DHCP, VPN.

• Excellent communication skills, both written and oral, with clients and management.
• Ability to meet deadlines, take proactive ownership, and work with urgency.
• Bilingual in English and local language (B2 level).

• Console cable for Cisco and Silver Peak devices.
• Internet-ready mobile device.
• Remote support tools: TeamViewer, MS Teams, Putty, remote connection software.
• Admin access to laptops.
• RJ45 port on laptops.
• Experience with ticketing tools such as ServiceNow or Remedy is an advantage.

• Provide break/fix support, fault diagnosis, and resolution for core operating systems and platforms.
• Support and resolve desktop faults for approved applications.
• Work with third-party vendors on complex AV issues.
• Maintain communication and ticket updates for incidents.
• Install, upgrade, and troubleshoot Windows 10, 11, and Mac OS systems, including Microsoft Office and authorized desktop applications.
• Support Apple Mac users with basic OS knowledge.
• Support printers and hardware, perform preventative maintenance, and remedial repairs.
• Use diagnostic tools for network and hardware/software troubleshooting.
• Possess broad IT knowledge, including networks, servers, AV, smart devices, and telecoms.
• Ability to work in a project-based environment with flexibility and teamwork.
• Minimum 1-3 years of IT support experience, with at least 18 months in Windows desktop support.

SUMMARY : Job Summary :

• Secure and maintain the organisation’s computer systems network. Maintain a reliable, secure and efficient data communications network.

Key Performance Areas

Key Tasks

Plan and Set Up Network Infrastructure

Maintain High Availability Network Infrastructure

Conduct Research on Latest Networking Practices

Perform General Administrative Functions

Undertake Extraneous-to-IT Activities

Experience

Skills and Knowledge

Attributes

POSITION INFO : Job Summary :

Key Performance Areas

Key Tasks

Plan and Set Up Network Infrastructure

Maintain High Availability Network Infrastructure

Conduct Research on Latest Networking Practices

Perform General Administrative Functions

Undertake Extraneous-to-IT Activities

Experience

Skills and Knowledge

Attributes