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  • Posted: Sep 29, 2026
    Deadline: Not specified
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  • Optimal Growth Technologies provides organizations of all sizes with the best, most trustworthy solutions. In the ever-evolving technology market, we believe that companies need reliable allies who can guide them through the challenges that accompany technological growth

     

    Firewall Specialist- Bloemfontein

    Role Overview

    • We are looking for an experienced WAN, Check Point Firewall & Azure Networking Engineer to join our technology team. The successful candidate will be responsible for the design, implementation, administration, monitoring, troubleshooting and optimisation of enterprise network and security environments.
    • The role requires strong hands-on experience across WAN technologies, Check Point firewalls and Microsoft Azure networking, with a focus on network availability, performance, security and resilience.

    Key Responsibilities

    WAN & Network Infrastructure

    • Design, configure and support enterprise WAN and LAN network environments.
    • Manage WAN connectivity, routing and network performance.
    • Troubleshoot complex network connectivity and performance issues.
    • Configure and manage routing protocols such as BGP and OSPF.
    • Monitor network availability, capacity and performance.
    • Work with service providers to resolve connectivity and circuit-related incidents.
    • Support network changes, upgrades and migrations.
    • Ensure network infrastructure meets availability, performance and security requirements.

    Check Point Firewall

    • Install, configure, administer and maintain Check Point firewalls.
    • Manage firewall policies, NAT, VPNs, access rules and security configurations.
    • Perform firewall rule reviews and optimisation.
    • Troubleshoot firewall and network security incidents.
    • Monitor firewall performance, logs and security events.
    • Implement security changes in accordance with change management processes.
    • Support high-availability firewall environments.
    • Ensure firewall configurations comply with organisational security standards.

    Azure Networking

    • Design, implement and support Microsoft Azure networking environments.
    • Configure and manage:
    • Azure Virtual Networks (VNet)
    • Subnets
    • Network Security Groups (NSGs)
    • Azure Firewall
    • Route Tables / UDRs
    • VPN Gateway
    • ExpressRoute
    • Load Balancers
    • Private Endpoints
    • VNet Peering
    • Support hybrid connectivity between on-premises infrastructure and Azure.
    • Troubleshoot Azure network connectivity and routing issues.
    • Assist with Azure network migrations and cloud transformation initiatives.
    • Implement secure and scalable Azure network architectures.

    Technical Requirements

    • Strong hands-on experience with WAN technologies and enterprise networking.
    • Strong Check Point Firewall administration and troubleshooting experience.
    • Strong Microsoft Azure Networking experience.
    • Good understanding of TCP/IP, DNS, DHCP, VPN and network security.
    • Experience with BGP, OSPF and routing protocols.
    • Experience with network monitoring and troubleshooting tools.
    • Understanding of high availability and disaster recovery principles.
    • Experience supporting hybrid cloud environments.
    • Strong knowledge of network security principles and best practices.

    Qualifications & Certifications

    • Relevant degree, diploma or technical qualification in IT, Networking or a related field.
    • Check Point certification such as CCSA/CCSE would be advantageous.
    • Microsoft Azure networking certification such as AZ-700 would be advantageous.
    • Cisco certification such as CCNA/CCNP would be beneficial.

    Key Competencies

    • Strong analytical and troubleshooting skills.
    • Excellent problem-solving ability.
    • Strong communication and stakeholder management skills.
    • Ability to work under pressure in a production environment.
    • Strong documentation and reporting skills.
    • Ability to work independently and as part of a technical team.
    • Strong understanding of ITIL and change management processes.
    • Excellent attention to detail and security awareness.

    Experience

    • 8+ years' experience in enterprise networking and infrastructure.
    • Proven experience supporting WAN environments.
    • Strong hands-on Check Point Firewall experience.
    • Strong experience with Azure Networking and hybrid cloud environments.
    • Experience working in large, complex enterprise environments is advantageous.

    Check how your CV matches this job

    Method of Application

    Interested and qualified? Go to Optimal Growth Technologies on www.careers-page.com to apply

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