Senior Network Engineer (Checkpoint)

Optimal Growth Technologies; South Africa; On-site; ZAR 900,000 - 1,350,000; Full time

Job summary

Optimal Growth Technologies in Gauteng, South Africa, seeks an experienced WAN, Check Point Firewall & Azure Networking Engineer to design, implement, administer, monitor and optimise enterprise networks and security environments.

You will work hands-on across WAN, Check Point, and Azure networking, focusing on availability, performance, security and resilience, with responsibilities spanning VPNs, NSGs, ExpressRoute and hybrid cloud integration.

Qualifications

• Strong hands-on experience with WAN technologies and enterprise networking.
• Strong Check Point Firewall administration and troubleshooting 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.

Responsibilities

• 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.
• 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.
• Design, implement and support Microsoft Azure networking environments.
• Configure and manage: Subnets, NSGs, VPN Gateway, ExpressRoute, Load Balancers, 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.

Skills

WAN technologies

Check Point Firewall

Azure networking

TCP/IP

BGP

OSPF

Network monitoring

High availability

Education

Degree or diploma in IT/ Networking

Check Point CCSA/CCSE

AZ-700 Azure networking

CCNA/CCNP

Tools

NSGs

VPN Gateway

ExpressRoute

Load Balancers

VNet Peering

Job description

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.
• Design, implement and support Microsoft Azure networking environments.
• Configure and manage:
• Subnets
• Network Security Groups (NSGs)
• VPN Gateway
• ExpressRoute
• Load Balancers
• 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.
• 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.
• 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 experience with Azure Networking and hybrid cloud environments.
• Experience working in large, complex enterprise environments is advantageous.

Senior Network Engineer (Checkpoint) • Gauteng, South Africa