Please note that our Terms & Conditions and Privacy Notice are applicable.
On Promotion in Jobs
Filter & refine
Clear All
Results for computer networking in "computer networking", Full-Time in Jobs in South Africa in South Africa
1
Purpose of the RoleSecure and maintain the organisations computer systems and network.Maintain a reliable, secure, and efficient data communications environment.Key Performance Areas:Plan and Set Up Network InfrastructureMaintain High-Availability Network InfrastructureConduct Research on Modern Networking Best PracticesPerform General Administrative and Documentation FunctionsKey Tasks by KPA1. Plan and Set Up Network InfrastructureIdentify network requirements and design appropriate solutions.Implement, configure, and maintain LAN infrastructure.Implement, configure, and maintain WAN infrastructure.Assist System Administrators with necessary network configurations.Plan for and report on network capacity across the organisation.Negotiate and coordinate reciprocal network support and access with third-party vendors.Perform risk mitigation activities, contribute to team knowledge sharing, monitor network traffic, and update the incident response plan.2. Maintain High-Availability Network InfrastructureCreate and manage user accounts, permissions, and passwords in Active Directory.Install and configure network equipment and address hardware/software issues.Install and integrate new server hardware and applications.Support and manage third-party network and firewall applications.Maintain all computer networks including:SoftwareVirtual hostsVPNsRoutersPhysical hardwareOptimise network performance in line with business needs.Monitor and respond to network security alerts and connectivity incidents.Monitor network performance (availability, utilisation, throughput, latency) and test for vulnerabilities.Update antivirus and security tools to ensure data protection.Diagnose and identify root causes of network and security issues.Research and resolve network performance issues promptly.Provide accurate solutions to issues escalated from 1st-line support.Provide remote infrastructure support and troubleshooting within agreed SLAs.Monitor and respond to new capacity threshold alerts.3. Research on Latest Networking PracticesIdentify and review relevant software updates, patches, and firmware releases.Research and provide recommendations on improvements to server system operations.Stay updated on networking best practices, tools, and methodologies.4. General Administrative FunctionsAssist in defining network policies and procedures.Communicate ne
https://www.jobplacements.com/Jobs/N/Network-Administrator-LAN-WAN-VPNs-CCNA-ACSA-Arub-1257256-Job-Search-01-29-2026-10-30-07-AM.asp?sid=gumtree
3d
Job Placements
1
Start Date: 1 February 2026 Salary: Negotiable depending on experienceRole OverviewAn established organisation is seeking a skilled and driven IT Manager to oversee and manage its IT infrastructure, systems, and projects. The successful candidate will be responsible for ensuring the stability, security, and scalability of IT operations while supporting business objectives in a corporate environment.Key Technical SkillsDatabase Management: Strong expertise in SQLNetworking: Hands-on experience with Cisco, Fortinet, and Sophos technologies, including physical network setup, configuration, and troubleshootingCloud Computing: Proven experience in virtual machine (VM) setup, deployment, and maintenance across leading cloud platforms; familiarity with cloud-native services and infrastructure managementERP Systems: Experience in ERP implementation and supportCertifications (Essential)Cisco Certified Network Associate (CCNA)CompTIA certifications (Network+, Security+, Cloud+)Cybersecurity certification(s)Additional CompetenciesStrong problem-solving and analytical skills with a focus on innovation and operational efficiencyExcellent communication and collaboration skills across technical and non-technical teamsProven ability to manage complex IT projects and deliver results under tight deadlinesA proactive, continuous learner who stays up to date with emerging technologies and industry best practicesAdded AdvantageProgramming & Development: Proficiency in C, C#, Java, Python, PHP, Node.js, React, and Vue.js, with experience developing scalable and enterprise-grade solutionsCybersecurity: Solid understanding of security frameworks, threat detection, vulnerability management, and compliance standardsData Analytics: Ability to analyse complex datasets, generate actionable insights, and support data-driven decision-making using modern analytics toolsCisco Certified Network Professional (CCNP)Qualifications & ExperienceDegree or diploma in Computer Science or a related fieldAI-related module or certification would be highly advantageous34 years experience, p
https://www.jobplacements.com/Jobs/I/IT-Officer-1249274-Job-Search-1-28-2026-9-54-31-AM.asp?sid=gumtree
5d
Job Placements
1
1
1
Description:Installed, configured, and maintained computer hardware, software, networks, printers, and scanners.Monitored IT systems and networks to ensure optimal performance.Responded promptly to technical support requests and resolved hardware and software issues.Performed routine maintenance, updates, and system backups.Set up user accounts, profiles, and access permissions.Maintained accurate records of IT equipment and software licenses.Ensured compliance with data security, privacy, and backup procedures.Assisted with IT projects, system upgrades, and network improvements.Documented IT procedures, incidents, and resolutions.Liaised with external vendors and service providers as required.Requirements:Grade 12 Diploma or Qualification in Information Technology, Computer Science, or related field.Minimum 25 years experience in IT support or technician roles.Certifications such as CompTIA A+, N+, Microsoft, or equivalent are advantageous.Please note only candidates that meet the minimum requirements will be considered. Please follow our website and social media channels to be the first to know when our clients have new vacancies!
https://www.jobplacements.com/Jobs/I/IT-Technician-1238150-Job-Search-01-28-2026-00-00-00-AM.asp?sid=gumtree
5d
Job Placements
1
Minimum requirements: Bachelors degree in Computer Science, Information Technology (IT), Network Administration, or a related engineering fieldGood knowledge of Cambium, Mikrotik and Ubiquiti equipment is essentialBasic understanding BGP, OSPF and network routing will also be an advantageMust have worked as an ISP systems administrator for at least 6 monthsWill be required to provide standby remote support over weekends and public holidays (Standby approximately once a month)Key responsibilities: Provide technical systems support to all our clients by managing our existing national networksProvide technical systems remote support for new highsite/s and end user installations and network infrastructure growthMaintenance and management of network hardware infrastructure, firmware upgrades, wireless link frequency managementManaging ticket system and ensuring tickets are actioned and closed timeouslyLiaising with upstream providers in event of any network failure or outageEnsuring clients are always informed as to status of networksPro-actively working with clients and have good client communication skills is essentialProvide support when required in the event of an outage / failure even after business hoursUpdating of network monitoring systems and technical administrationConsultant: Thandi Speelman - Dante Personnel Johannesburg
https://www.jobplacements.com/Jobs/J/Junior-Network-System-Support-Administrator-1255772-Job-Search-01-26-2026-04-34-51-AM.asp?sid=gumtree
7d
Job Placements
1
1
1
1
1
1
1
1
1
Minimum requirements: Industry-recognized IT certifications (A+, N+, MCP) will be beneficialSolid working knowledge of Windows operating systems, Microsoft Office, and Microsoft 365, including email setup and tenant migrationsUnderstanding of core networking principles and endpoint security solutionsExperience in delivering technical assistance for computer hardware, software, and connectivity issues Consultant: Vicki Louw - Dante Personnel Centurion
https://www.jobplacements.com/Jobs/I/IT-Technician-1258120-Job-Search-02-02-2026-04-35-23-AM.asp?sid=gumtree
6h
Job Placements
1
Qualifications and experience:Bachelors degree or tertiary education is advantageous.At least 5 years of experience in network and server administrationStrong knowledge of network protocols, such as TCP/IP, DNS, and DHCPNetwork infrastructure knowledge: switches, routers, firewalls, wireless access pointsExperience with server virtualization technologies, such as KVM, VMware and Hyper-V.Familiarity with cloud computing and related technologies, such as AWS and Azure.Strong problem-solving and analytical skills.Excellent written and verbal communication skills.Proficiency in at least one scripting language, such as Python, Perl, or Bash.Backup and disaster recovery solutions: VEEAMSoftware Requirements:Windows Server 2012 R2 and aboveEnterprise Linux 6.x and above (preferably Oracle and Red Hat)pfSenseOffice 365IIS / Apache TomcatSCCM / WSUSRMM (SolarWinds, ManageEngine, Pulseway, etc)VEEAMBitdefender
https://www.jobplacements.com/Jobs/L/Linux-and-Windows-Administrator-1205587-Job-Search-07-23-2025-04-26-00-AM.asp?sid=gumtree
6mo
Job Placements
1
Job Description:The Infrastructure Manager is responsible for the strategic planning, implementation, and operationalmanagement of our client hybrid IT infrastructure. This includes on-premises and cloud environmentsenabled by Microsoft Azure, HP and Aruba networking equipment, HP servers and SAN storage,Windows and Linux operating systems, and SQL Server databases. The role ensures high availability,performance, scalability, security, and continuity of the infrastructure supporting all the company divisions. Responsibilities: Infrastructure Strategy & PlanningDevelop and maintain the companys infrastructure roadmap aligned with business goals.Lead infrastructure projects including upgrades, migrations, and capacity planning.Evaluate and recommend new technologies and solutions to improve efficiency and resilience. Hybrid Environment ManagementOversee the management of Windows and Linux servers, Microsoft Azure, and on-premises data centres.Ensure seamless integration between cloud and on-prem environments.Manage virtualization platforms, storage systems, and backup solutions. Network & Connectivity OversightManage core network infrastructure including HP/Aruba switches, firewalls, and WAN/LAN connectivity.Ensure network performance, security, and redundancy across the company locations.Collaborate with the Firewall Engineer and Security teams on perimeter and internal network controls.Landscape DocumentationMaintain comprehensive infrastructure landscape documentation, including topology diagrams, system dependencies, and configuration records.Ensure documentation is up-to-date and accessible for audits, troubleshooting, and planning.Align documentation with CMDB standards and change management processes. Desktop ComputersOversee procurement of desktop computers, monitors and peripherals.Manage the lifecycle of desktop hardware including deployment, maintenance, upgrades, and decommissioning.Maintain an accurate inventory of desktop assets, including tracking usage and replenishment.Coordinate with vendors and suppliers for warranty claims, replacements, and service agreements.Implement standards and policies for desktop configurations and user access.Monitor performance and usage trends to inform future procurement and support strategies. Security and ComplianceEnsure infrastructure compliance with the companys security policies and regulatory requirements (POPIA, GDPR, FSCA, Joint Security Standard).Support patching, firmwar
https://www.jobplacements.com/Jobs/I/IT-Infrastructure-Manager-1255076-Job-Search-01-23-2026-04-09-57-AM.asp?sid=gumtree
10d
Job Placements
1
An established company with national footprint within the financial sector is seeking to hire a highly skilled Junior IT Support Technician to join their team. This is an excellent opportunity for an individual with strong technical skills to grow their career within a reputable organisation. Please note the formal education and experience required. Your:Formal Education:Relevant degree or diplomaMicrosoft 365 Fundamentals (MS900)Microsoft Azure Fundamentals (AZ900)ITIL V3/4Experience:Minimum of 2 years experience in a support roleExperience working in Microsoft 365 EnvironmentExperience working in Microsoft Azure EnvironmentCritical Competencies:Strong customer service acumenStrong technical knowledge (Microsoft 365, networking, server maintenance)will enable you to do the following duties:SupportProvide desktop and end user support to all users.Implement instructions or requests in line with company proceduresSupport implementation of projects in line with company proceduresContinuously update information in the assigned ticketing systemCreate and continuously update site documentationFault tracking and reportingRegular feedback to internal stakeholders and line managerEducate employees regarding IT matters and Group policies, processes and standardsProcessesFacilitate support function in line with support and ticketing processImplement support in line with agreed service levelsEducate employees about and enforce support and ticketing processEffectively communicate during the fault resolution processTechnologyIdentify any shortcomings and opportunities to improve infrastructureIdentify and communicate any recurring problemsMonitor technological infrastructure (networks and computer systems)Full working knowledge of Microsoft 365.
https://www.jobplacements.com/Jobs/I/IT-SUPPORT-TECHNICIAN-1256088-Job-Search-1-27-2026-6-09-08-AM.asp?sid=gumtree
6d
Job Placements
1
Save this search and get notified
when new items are posted!