190 Network Monitoring jobs in South Africa

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 equivalent qualification in Information Technology, Computing or relevant subject. 7 Years’ Experience in a Technical Support or similar role (Proven track record within a NOC, IT or ISP environment). 2 Years supervisory experience. #J-18808-Ljbffr

SUMMARY : Job Summary :

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

Key Performance Areas

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.

Key Tasks

Plan and Set Up Network Infrastructure

Specify network requirements and design solutions

Implement, configure and maintain LAN

Implement, configure and maintain WAN

Define and allocate IP addresses

Plan and report on network capacity within the company

Negotiate and provide reciprocal network support and access between the company and third-party vendors

Maintain High Availability Network Infrastructure

Set up user accounts, permissions and passwords

Install and configure network equipment to update / fix hardware / software issues

Install and integrate new server hardware and applications

Support and administer third-party applications (Network and Firewall applications)

Maintain computer networks and systems including software, Virtual hosts, VPNs, routers

and other physical hardware

Tune network performance

Check for and respond to network security and connectivity alerts and incidents

Monitor network performance (availability, utilization, throughput and latency) and test for

weaknesses

Update virus protection software to keep data and communications protected

Diagnose and identify root causes of network and security issues.

Research and resolve network performance issues in a timely manner

Provide accurate solutions to problems escalated from the 1st line support team

Provide remote infrastructure support / troubleshooting within agreed SLAs

Monitor and respond to new capacity threshold alerts

Conduct Research on Latest Networking Practices

Identify and review appropriate software updates, patches and firmware releases

Research and make network recommendations on server system operations

Research and review networking best practices and applications

Perform General Administrative Functions

Define network policies and procedures

Communicate networking issues to other IT Teams, Supervisors and management

Resolve software and hardware configuration issues for users

Track system’s end of life and specify replacements when needed.

Document existing systems and formulate comprehensive plans for the implementation of new systems

Establish and maintain a good working relationship with customers

Undertake Extraneous-to-IT Activities

Undertake Generator operational checks per prescribed checklist(s)

Check that OEM generator suppliers’ maintenance regimes are completed per SLA

Undertake UPS operational / functionality checks per prescribed checklist(s)

Check that OEM UPS suppliers’ maintenance regimes are completed per SLA

Process “first point of contact” calls for generator and systems issues and / or failures

Retrieve camera footage for managers’ / supervisors’ review

Install and maintain camera hardware and cabling

Conduct solar system operational checks

Perform basic solar system maintenance (replace fuses, etc.)

Trouble shoot and resolve office electrical issues

Qualifications :

Matric

A+ Certificate

N+ Certificate

Linux LPIC-1

BSc degree in Computer Science or related field,

An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), FortiGate)

MCSE

MCIPT

Experience

Proven experience in a network administrator role

Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco).

Direct experience in Network Security (e.g. Sophos, FortiGate)

Applied experience with Aruba routing and switches

Practical experience with wireless networks

Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution

Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server

Practicable experience with Infrastructure, Linux Server, Microsoft Systems

Working experience with VMware.

Skills and Knowledge

Solid familiarity with backup and recovery software and methodologies

Intense knowledge of internet protocols, services and standards.

Solid understanding of network automation, telemetry, and SDN (Software Defined Networking)

Knowledgeable in network security standards, best practices, and implementation of them to

operating procedures and configurations.

Strong understanding of physical cabling

Practicable knowledge of best practices around management, control, and monitoring of server infrastructure

Exceptional written and verbal communication skills

Excellent problem-solving skills

Exceptional organising skills

Ability to diagnose and resolve product, hardware and performance issues independently

Ability to set up and configure server hardware

Strong scripting skills

Robust ability to configure and maintain networking stacks

Attributes

Attention to detail / accuracy

Able to work in a team and independently

Deadline conscious

Calm under pressure

Responsible and accountable

Self-motivated

Flexible

Honest, Hardworking and Humble

POSITION INFO : Job Summary :

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

Key Performance Areas

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.

Key Tasks

Plan and Set Up Network Infrastructure

Specify network requirements and design solutions

Implement, configure and maintain LAN

Implement, configure and maintain WAN

Define and allocate IP addresses

Plan and report on network capacity within the company

Negotiate and provide reciprocal network support and access between the company and third-party vendors

Maintain High Availability Network Infrastructure

Set up user accounts, permissions and passwords

Install and configure network equipment to update / fix hardware / software issues

Install and integrate new server hardware and applications

Support and administer third-party applications (Network and Firewall applications)

Maintain computer networks and systems including software, Virtual hosts, VPNs, routers

and other physical hardware

Tune network performance

Check for and respond to network security and connectivity alerts and incidents

Monitor network performance (availability, utilization, throughput and latency) and test for

weaknesses

Update virus protection software to keep data and communications protected

Diagnose and identify root causes of network and security issues.

Research and resolve network performance issues in a timely manner

Provide accurate solutions to problems escalated from the 1st line support team

Provide remote infrastructure support / troubleshooting within agreed SLAs

Monitor and respond to new capacity threshold alerts

Conduct Research on Latest Networking Practices

Identify and review appropriate software updates, patches and firmware releases

Research and make network recommendations on server system operations

Research and review networking best practices and applications

Perform General Administrative Functions

Define network policies and procedures

Communicate networking issues to other IT Teams, Supervisors and management

Resolve software and hardware configuration issues for users

Track system’s end of life and specify replacements when needed.

Document existing systems and formulate comprehensive plans for the implementation of new systems

Establish and maintain a good working relationship with customers

Undertake Extraneous-to-IT Activities

Undertake Generator operational checks per prescribed checklist(s)

Check that OEM generator suppliers’ maintenance regimes are completed per SLA

Undertake UPS operational / functionality checks per prescribed checklist(s)

Check that OEM UPS suppliers’ maintenance regimes are completed per SLA

Process “first point of contact” calls for generator and systems issues and / or failures

Retrieve camera footage for managers’ / supervisors’ review

Install and maintain camera hardware and cabling

Conduct solar system operational checks

Perform basic solar system maintenance (replace fuses, etc.)

Trouble shoot and resolve office electrical issues

Qualifications :

Matric

A+ Certificate

N+ Certificate

Linux LPIC-1

BSc degree in Computer Science or related field,

An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), FortiGate)

MCSE

MCIPT

Experience

Proven experience in a network administrator role

Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco).

Direct experience in Network Security (e.g. Sophos, FortiGate)

Applied experience with Aruba routing and switches

Practical experience with wireless networks

Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution

Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server

Practicable experience with Infrastructure, Linux Server, Microsoft Systems

Working experience with VMware.

Skills and Knowledge

Solid familiarity with backup and recovery software and methodologies

Intense knowledge of internet protocols, services and standards.

Solid understanding of network automation, telemetry, and SDN (Software Defined Networking)

Knowledgeable in network security standards, best practices, and implementation of them to

operating procedures and configurations.

Strong understanding of physical cabling

Practicable knowledge of best practices around management, control, and monitoring of server infrastructure

Exceptional written and verbal communication skills

Excellent problem-solving skills

Exceptional organising skills

Ability to diagnose and resolve product, hardware and performance issues independently

Ability to set up and configure server hardware

Strong scripting skills

Robust ability to configure and maintain networking stacks

Attributes

Attention to detail / accuracy

Able to work in a team and independently

Deadline conscious

Calm under pressure

Responsible and accountable

Self-motivated

Flexible

Honest, Hardworking and Humble

#J-18808-Ljbffr

Network Administrator

Reference: JHB006280-NL-2

A leading cash management company based in Houghton is urgently looking for a Network Administrator to assist with support, maintenance, implementation, and optimisation of networks across the business operating systems, ensuring stable, consistent connectivity and security across all network hardware, software, and communication links.

Duties & Responsibilities

In order to be considered the following is required:

• Degree in Computer Science, Management Information Systems, or related field
• Microsoft Office Suite
• Customer Service
• Practices and methods of systems administration and maintenance
• Scripting, Network Security
• Proficient at administering common network services
• Familiar with common programming languages
• Good written and verbal communication skills
• Computer networking and communication tools
• Knowledge of IT project management principles (e.g., Agile)
• Understanding of Software Development Life Cycle (SDLC)
• 3 years of experience as a Network Administrator for a medium to large enterprise with complex technology environments
• 1 year of experience in operating networks in the cloud, on-premises, and a hybrid environment
• 2 years of experience working with network and routing protocols, switch configuration/programming
• Operational knowledge of major server operating systems
• Operational knowledge of computer networking and cabling infrastructure
• Ability to troubleshoot and perform routine maintenance on servers, computers, and peripheral equipment

Key Performance Areas (KPAs):

• Support Analysis and Design Activities
• Technical implementation in own area
• Quality Management
• Risk Management
• Customer Management
• Effective teamwork and self-management

If you would like to email your CV directly, please send it to or contact .

Package & Remuneration

Includes Medical Aid, Pension, Risk Benefits, Disability, Funeral Cover, and a 13th Cheque for non-management roles.

#J-18808-Ljbffr

SUMMARY : Job Summary : Secure and maintain the organisation’s computer systems network. Maintain a reliable, secure and efficient data communications network. Key Performance Areas 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. Key Tasks Plan and Set Up Network Infrastructure Specify network requirements and design solutions Implement, configure and maintain LAN Implement, configure and maintain WAN Define and allocate IP addresses Plan and report on network capacity within the company Negotiate and provide reciprocal network support and access between the company and third-party vendors Maintain High Availability Network Infrastructure Set up user accounts, permissions and passwords Install and configure network equipment to update / fix hardware / software issues Install and integrate new server hardware and applications Support and administer third-party applications (Network and Firewall applications) Maintain computer networks and systems including software, Virtual hosts, VPNs, routers and other physical hardware Tune network performance Check for and respond to network security and connectivity alerts and incidents Monitor network performance (availability, utilization, throughput and latency) and test for weaknesses Update virus protection software to keep data and communications protected Diagnose and identify root causes of network and security issues. Research and resolve network performance issues in a timely manner Provide accurate solutions to problems escalated from the 1st line support team Provide remote infrastructure support / troubleshooting within agreed SLAs Monitor and respond to new capacity threshold alerts Conduct Research on Latest Networking Practices Identify and review appropriate software updates, patches and firmware releases Research and make network recommendations on server system operations Research and review networking best practices and applications Perform General Administrative Functions Define network policies and procedures Communicate networking issues to other IT Teams, Supervisors and management Resolve software and hardware configuration issues for users Track system’s end of life and specify replacements when needed. Document existing systems and formulate comprehensive plans for the implementation of new systems Establish and maintain a good working relationship with customers Undertake Extraneous-to-IT Activities Undertake Generator operational checks per prescribed checklist(s) Check that OEM generator suppliers’ maintenance regimes are completed per SLA Undertake UPS operational / functionality checks per prescribed checklist(s) Check that OEM UPS suppliers’ maintenance regimes are completed per SLA Process “first point of contact” calls for generator and systems issues and / or failures Retrieve camera footage for managers’ / supervisors’ review Install and maintain camera hardware and cabling Conduct solar system operational checks Perform basic solar system maintenance (replace fuses, etc.) Trouble shoot and resolve office electrical issues Qualifications :Matric A+ Certificate N+ Certificate Linux LPIC-1 BSc degree in Computer Science or related field, An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), Forti Gate) MCSE MCIPT Experience Proven experience in a network administrator role Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco). Direct experience in Network Security (e.g. Sophos, Forti Gate) Applied experience with Aruba routing and switches Practical experience with wireless networks Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server Practicable experience with Infrastructure, Linux Server, Microsoft Systems Working experience with VMware. Skills and Knowledge Solid familiarity with backup and recovery software and methodologies Intense knowledge of internet protocols, services and standards. Solid understanding of network automation, telemetry, and SDN (Software Defined Networking) Knowledgeable in network security standards, best practices, and implementation of them to operating procedures and configurations. Strong understanding of physical cabling Practicable knowledge of best practices around management, control, and monitoring of server infrastructure Exceptional written and verbal communication skills Excellent problem-solving skills Exceptional organising skills Ability to diagnose and resolve product, hardware and performance issues independently Ability to set up and configure server hardware Strong scripting skills Robust ability to configure and maintain networking stacks Attributes Attention to detail / accuracy Able to work in a team and independently Deadline conscious Calm under pressure Responsible and accountable Self-motivated Flexible Honest, Hardworking and Humble POSITION INFO : Job Summary : Secure and maintain the organisation’s computer systems network. Maintain a reliable, secure and efficient data communications network. Key Performance Areas 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. Key Tasks Plan and Set Up Network Infrastructure Specify network requirements and design solutions Implement, configure and maintain LAN Implement, configure and maintain WAN Define and allocate IP addresses Plan and report on network capacity within the company Negotiate and provide reciprocal network support and access between the company and third-party vendors Maintain High Availability Network Infrastructure Set up user accounts, permissions and passwords Install and configure network equipment to update / fix hardware / software issues Install and integrate new server hardware and applications Support and administer third-party applications (Network and Firewall applications) Maintain computer networks and systems including software, Virtual hosts, VPNs, routers and other physical hardware Tune network performance Check for and respond to network security and connectivity alerts and incidents Monitor network performance (availability, utilization, throughput and latency) and test for weaknesses Update virus protection software to keep data and communications protected Diagnose and identify root causes of network and security issues. Research and resolve network performance issues in a timely manner Provide accurate solutions to problems escalated from the 1st line support team Provide remote infrastructure support / troubleshooting within agreed SLAs Monitor and respond to new capacity threshold alerts Conduct Research on Latest Networking Practices Identify and review appropriate software updates, patches and firmware releases Research and make network recommendations on server system operations Research and review networking best practices and applications Perform General Administrative Functions Define network policies and procedures Communicate networking issues to other IT Teams, Supervisors and management Resolve software and hardware configuration issues for users Track system’s end of life and specify replacements when needed. Document existing systems and formulate comprehensive plans for the implementation of new systems Establish and maintain a good working relationship with customers Undertake Extraneous-to-IT Activities Undertake Generator operational checks per prescribed checklist(s) Check that OEM generator suppliers’ maintenance regimes are completed per SLA Undertake UPS operational / functionality checks per prescribed checklist(s) Check that OEM UPS suppliers’ maintenance regimes are completed per SLA Process “first point of contact” calls for generator and systems issues and / or failures Retrieve camera footage for managers’ / supervisors’ review Install and maintain camera hardware and cabling Conduct solar system operational checks Perform basic solar system maintenance (replace fuses, etc.) Trouble shoot and resolve office electrical issues Qualifications :Matric A+ Certificate N+ Certificate Linux LPIC-1 BSc degree in Computer Science or related field, An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), Forti Gate) MCSE MCIPT Experience Proven experience in a network administrator role Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco). Direct experience in Network Security (e.g. Sophos, Forti Gate) Applied experience with Aruba routing and switches Practical experience with wireless networks Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server Practicable experience with Infrastructure, Linux Server, Microsoft Systems Working experience with VMware. Skills and Knowledge Solid familiarity with backup and recovery software and methodologies Intense knowledge of internet protocols, services and standards. Solid understanding of network automation, telemetry, and SDN (Software Defined Networking) Knowledgeable in network security standards, best practices, and implementation of them to operating procedures and configurations. Strong understanding of physical cabling Practicable knowledge of best practices around management, control, and monitoring of server infrastructure Exceptional written and verbal communication skills Excellent problem-solving skills Exceptional organising skills Ability to diagnose and resolve product, hardware and performance issues independently Ability to set up and configure server hardware Strong scripting skills Robust ability to configure and maintain networking stacks Attributes Attention to detail / accuracy Able to work in a team and independently Deadline conscious Calm under pressure Responsible and accountable Self-motivated Flexible Honest, Hardworking and Humble #J-18808-Ljbffr

Objective :

The successful candidate will provide a reliable, secure, and efficient data communications network.

Responsibilities :

• Planning and setting up network infrastructure.
• Maintaining high availability network infrastructure.
• Conducting research on latest networking practices.
• Executing general administrative functions.
• Undertaking extraneous-to-IT activities.

Key Tasks Include :

• Implementing and maintaining LAN and WAN.
• Configuring IP addresses and network capacity.
• Installing and integrating new server hardware and applications.
• Researching and resolving network performance issues.
• Defining network policies and procedures.
• Resolving software and hardware configuration issues.

Requirements :

• Bachelor's degree.
• Verifiable experience in the design and implementation of routing and switching large-scale, multi-vendor networks (Aruba, Cisco).
• Direct experience in Network Security (e.g., Sophos, Fortigate).
• Applied experience with Aruba routing and switches.
• Practical experience with wireless networks.

Salary : R30 000 - R35 000

#J-18808-Ljbffr

Job Description / Duties :

• Install, configure, and maintain the organization's IT infrastructure.
• Manage the organization's network, including its security, performance, and availability.
• Monitor and troubleshoot network and system issues.
• Manage user accounts, permissions, and access controls.
• Perform regular backups and disaster recovery operations.
• Keep current with the latest technologies and implement new systems and solutions as needed.
• Collaborate with US-based IT professionals to ensure the smooth operation of the organization's IT systems.

Qualifications :

A degree in Computer Science, Information Technology, or equivalent practical experience is preferred.

We seek a partner and an ultimate team player.

Certifications in relevant technologies like Microsoft, Cisco, or CompTIA.

Several years of experience in system and network administration.

Strong technical skills, including troubleshooting and resolving complex technical issues.

Excellent communication and interpersonal skills.

The ability to work well under pressure and manage multiple tasks and priorities.

A strong understanding of IT security principles and best practices.

A commitment to ongoing learning and professional development.

Knowledge of Microsoft Active Directory.

Understanding LAN / WAN, DNS / WINS, DHCP, and mobile computing environments.

Solid understanding of PC hardware, peripherals, and mobile devices.

Associate or BA / BS degree in computer science, engineering

Additional Qualifications :

Familiarity with CAD workstation footprint and Siemens Team Center system deployment is a plus

The ability to work continuously and closely with the main team based in the US, indicating a need for strong collaboration skills and possibly a flexible work schedule to accommodate different time zones, is a must.

Please mail your CV to hr3 (at) peopledimension (dot) co (dot) za

Shortlisted applicants will be contacted within 2 weeks, if you do not hear from us by then your application for this position was unsuccessful, but you have been added to our database for future vacancies.

#J-18808-Ljbffr

Job title : Senior Network Administrator

Job Location : Western Cape, Cape Town Deadline : August 24, 2025 Quick Recommended Links

• Jobs by Location
• Job by industries
• The purpose is to implement and support organizational-wide network services, and directives from the Security team and maintain networking documentation. The candidate will monitor and support network equipment, do performance monitoring on existing networks, and provide second-line support to the helpdesk. The candidate will contribute to design, planning, ongoing improvements and assist with forecasting future requirements.

Key Responsibilities :

Maintain and manage, in conjunction with networking team, networking switches and routers conforming to requirements from Networking Security Team

Develop, manage and maintain documentation of the system architecture.

Develop and maintain database of existing networking equipment, location, serial number, model, configuration management.

Manage, in conjunction with networking team, maintenance of networking kit, spares provisioning, stores replacement, capacity planning, optics, line cards etc.

Maintain and manage, in conjunction with networking team, servers both physical and virtual (Proxmox based on KVM) running Linux and Microsoft Windows Server Edition.

Maintain and manage, in conjunction with networking team, server room level networking and availability.

Respond, in conjunction with the networking team, to break-fix issues on networking equipment.

Key Requirements : Qualification :

National Diploma Engineering / Information Technology 5+ years; OR

B.Eng / B.Sc Hons (Comp Sci / Engineering or related field) with 3+ years

Experience :

Working as a technical resource on network infrastructure

Experience in network operations and service support

Experience working with helpdesk as a support technician

Experience monitoring and responding proactively to network and IT issues

Experience monitoring, implementing and updating network security services

Experience working with virtual networks, namespace management

Experience interpreting and updating network designs

Knowledge :

Documenting network architecture at various OSI levels.

Operating systems experience : Windows, Linux (Debian / Ubuntu), OS X

Networking in virtual environments in particular KVM via Proxmox Enterprise Virtualisation as well as containerised environments such as Docker

Networking security best practice; Firewall configuration and management.

Maintenance and operation life cycle of Networking Equipment.

Identity and Access Management, Single Sign-on and Federated Identity (IdP and SP)

ITIL frameworks and ICT operations

Additional Notes :

Skills / Ability / Competencies

Good working knowledge of TCP / IP, Routing, DNS, DHCP, OSI Stack, VPN.

Networking switch and router configuration – Cisco, HPE, Mellanox, Arista

Experience in networking monitoring tools and support packages.

Good understanding of Linux operating system, Opensource software and networking tools.

Well-developed knowledge of systems / services for software / hardware development, how this relates to IT networking, security,

storage and computing.Strategic thinking and influence

Initiative and continually brings fresh ideas to the table

Deadline : 29th July,2025

ICT jobs

#J-18808-Ljbffr

We are seeking a Linux Network Administrator to secure and maintain our client’s organization's computer systems and network, Benoni

Objective:
The successful candidate will provide a reliable, secure, and efficient data communications network.

Responsibilities:

• Planning and setting up network infrastructure.
• Maintaining high availability network infrastructure.
• Conducting research on latest networking practices.
• Executing general administrative functions.
• Undertaking extraneous-to-IT activities.

Key Tasks Include:

• Implementing and maintaining LAN and WAN.
• Configuring IP addresses and network capacity.
• Installing and integrating new server hardware and applications.
• Researching and resolving network performance issues.
• Defining network policies and procedures.
• Resolving software and hardware configuration issues.

Qualifications:

• BSc degree in Computer Science or related field.
• A+ and N+ Certificates, Linux LPIC-1.
• Relevant certifications (e.g., CCNA, ACSA, Fortigate).
• MCSE, MCIPT.
• Proven experience in a network administrator role.
• Practical experience with wireless networks, VMWare, and in Network security.
• Working knowledge of Windows server 2019-2016, hyper v, Linux Server, Microsoft Systems.

Apply online; or Email CV to

#J-18808-Ljbffr

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SUMMARY:

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

Recruiter:

Recru-it

Job Ref:

PE011202/Tabz

Date posted:

Tuesday, June 24, 2025

Location:

Johannesburg, South Africa

Salary:

1000 Annually

SUMMARY:

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

POSITION INFO:

Key Performance Areas

• 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.
  
  

Key Tasks

Plan and Set Up Network Infrastructure

• Specify network requirements and design solutions
• Implement, configure and maintain LAN
• Implement, configure and maintain WAN
• Define and allocate IP addresses
• Plan and report on network capacity within the company
• Negotiate and provide reciprocal network support and access between the company and third-party vendors
  
  

Maintain High Availability Network Infrastructure

• Set up user accounts, permissions and passwords
• Install and configure network equipment to update/fix hardware/software issues
• Install and integrate new server hardware and applications
• Support and administer third-party applications (Network and Firewall applications)
• Maintain computer networks and systems including software, Virtual hosts, VPNs, routers
• and other physical hardware
• Tune network performance
• Check for and respond to network security and connectivity alerts and incidents
• Monitor network performance (availability, utilization, throughput and latency) and test for
• weaknesses
• Update virus protection software to keep data and communications protected
• Diagnose and identify root causes of network and security issues.
• Research and resolve network performance issues in a timely manner
• Provide accurate solutions to problems escalated from the 1st line support team
• Provide remote infrastructure support/troubleshooting within agreed SLAs
• Monitor and respond to new capacity threshold alerts
  
  

Conduct Research on Latest Networking Practices

• Identify and review appropriate software updates, patches and firmware releases
• Research and make network recommendations on server system operations
• Research and review networking best practices and applications
  
  

Perform General Administrative Functions

• Define network policies and procedures
• Communicate networking issues to other IT Teams, Supervisors and management
• Resolve software and hardware configuration issues for users
• Track system’s end of life and specify replacements when needed.
• Document existing systems and formulate comprehensive plans for the implementation of new systems
• Establish and maintain a good working relationship with customers
  
  

Undertake Extraneous-to-IT Activities

• Undertake Generator operational checks per prescribed checklist(s)
• Check that OEM generator suppliers’ maintenance regimes are completed per SLA
• Undertake UPS operational/functionality checks per prescribed checklist(s)
• Check that OEM UPS suppliers’ maintenance regimes are completed per SLA
• Process “first point of contact” calls for generator and systems issues and/or failures
• Retrieve camera footage for managers’/supervisors’ review
• Install and maintain camera hardware and cabling
• Conduct solar system operational checks
• Perform basic solar system maintenance (replace fuses, etc.)
• Trouble shoot and resolve office electrical issues
  
  

Qualifications:

• Matric
• A+ Certificate
• N+ Certificate
• Linux LPIC-1
• BSc degree in Computer Science or related field,
• An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), FortiGate)
• MCSE
• MCIPT
  
  

Experience

• Proven experience in a network administrator role
• Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco).
• Direct experience in Network Security (e.g. Sophos, FortiGate)
• Applied experience with Aruba routing and switches
• Practical experience with wireless networks
• Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution
• Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server
• Practicable experience with Infrastructure, Linux Server, Microsoft Systems
• Working experience with VMware.
  
  

Skills And Knowledge

• Solid familiarity with backup and recovery software and methodologies
• Intense knowledge of internet protocols, services and standards.
• Solid understanding of network automation, telemetry, and SDN (Software Defined Networking)
• Knowledgeable in network security standards, best practices, and implementation of them to
• operating procedures and configurations.
• Strong understanding of physical cabling
• Practicable knowledge of best practices around management, control, and monitoring of server infrastructure
• Exceptional written and verbal communication skills
• Excellent problem-solving skills
• Exceptional organising skills
• Ability to diagnose and resolve product, hardware and performance issues independently
• Ability to set up and configure server hardware
• Strong scripting skills
• Robust ability to configure and maintain networking stacks
  
  

Attributes

• Attention to detail/accuracy
• Able to work in a team and independently
• Deadline conscious
• Calm under pressure
• Responsible and accountable
• Self-motivated
• Flexible
• Honest, Hardworking and Humble
  
  
  
  

Seniority level

• Seniority level Mid-Senior level

Employment type

• Employment type Full-time

Job function

• Job function Information Technology
• Industries Advertising Services

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