Network Infrastructure Specialist

Technology Innovation Agency; Pretoria; On-site; ZAR 450 000 - 600 000; Full time

Job summary

A leading technology agency in Pretoria is seeking a Network Infrastructure Specialist to design, install, and maintain network systems. The ideal candidate must have a Post-Matric Diploma in IT and certifications like CCNA and MCSE, along with five years of experience in network infrastructure management. Responsibilities include overseeing the data center, managing budgets, and ensuring compliance with IT governance standards.

Qualifications

• Five (5) years IT Operations Management experience specifically in Managing Network Infrastructure.
• Certification in CCNA and MCSE is required.
• Experience with Windows 2010 or higher and understanding of VLAN and Firewalls.

Responsibilities

• Design, install, maintain and support network infrastructure (WLAN, LAN).
• Manage the Primary data center and the Disaster Recovery centre for business continuity.
• Plan and manage IT infrastructure projects with budget and timelines.

Skills

Network Administration

Disaster Recovery Planning

Infrastructure Management

Vendor Management

Education

Post-Matric Diploma in Information Technology / Systems

Tools

Cisco

Microsoft Solutions

Job description

Job title : Network Infrastructure Specialist

Job Location : Gauteng, Pretoria

Deadline : October 12, 2025

Purpose of the Position

• The Network Infrastructure Specialist will be responsible to design, install, maintain and support network infrastructure (WLAN, LAN), including servers, Storage Data centre, Cloud systems, Bandwidth and telecommunications systems. The role includes the managing of the Disaster Recovery Centre for optimal performance, security and business continuity.

Minimum Requirements

Qualifications

• Post-Matric Diploma in Information Technology / Systems

The following certifications / accreditation :

• CCNA (Cisco Certified Network Associate)
• MCSE (Microsoft Certified Solutions Expert)
• Windows 2010 or higher
• Network Administration
• VLAN and Firewalls

Experience

• Five (5) years IT Operations Management experience in Managing Network Infrastructure

Duties and Responsibilities

Internal Processes

• Infrastructure Management)
• Develop and Implement Network Infrastructure Master Plan including Data Recovery Plan.
• Design, install, maintain and support network infrastructure (WLAN, LAN)
• Ensure that the network is operational and provides optimal performance, security and reliability.
• Manage the Primary data center and the DR centre for business continuity
• Plan and manage IT infrastructure projects with budget and timelines
• Support the Digital transformation strategy and provide innovative solutions for deployment.
• Maintain network infrastructure hardware and related software, analyse problems and monitor networks, load updates to ensure security and accessibility (procurement and decommissioning of hardware).
• Report on Network Infrastructure Performance (WLAN and LAN) in accordance to the IT Governance Framework.
• Draft, implement and maintain relevant Policies, procedures and guidelines to ensure optimal functioning of the network Infrastructure in TIA.
• Develop and implement standardized Network Infrastructure maintenance processes and procedures that will enable the implementation and management of a consolidated and integrated Infrastructure platform.
• Ensure employee compliance in TIA to all the IT policies and regulatory legislation.
• Respond to internal and external audit findings timeously.
• Comply to all TIA systems when executing network Infrastructure tasks (Performance management, HR, Finance, Stakeholder Information, FMS).
• Provide input to the IT risk register.
• Identify opportunities for the appropriate and cost-effective investment in Network Infrastructure resources.
• Implement and manage the disaster recovery plan for TIA.
• Procurement and Decommissioning of Hardware.

Stakeholder Relationship

• Develop and maintain relationships with internal stakeholders in order to deliver Network Infrastructure services in accordance to the expectations of the organisation.
• Maintain external relationships with service providers and suppliers, and external consultants on specific projects in order to ensure outsourced network Infrastructure service meet the required service standards.

Financial Perspective

• Provide input to the IT Operations budget with a focus on Network and Infrastructure requirements of the Monitor and track performance against the approved budget and address any anomalies with regards to Network Infrastructure budget.
• Verify and collate invoices for the service providers used by IT for Network Infrastructure establishment and maintenance.
• Coordinate Network Infrastructure requirements across the organisation for budget purposes.
• Manage all ICT Infrastructure Assets in conjunction with Finance.

Learning and Growth

• KPA’s are understood and achieved as agreed upon in the Performance agreement.
• Review performance against agreed performance standards.
• Live the values and culture of TIA.
• Identify and implement development opportunities to ensure continuous improvement of work effectiveness and efficiency.
• Departmental Information systems and tools are optimally utilized to execute core tasks.
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