Our client is seeking a Senior Network Engineer based in Johannesburg, South Africa. Requirements: Experience:7-10 years of proven experience as a Network Engineer, with a strong focus on Cisco, Fortinet, and Aruba technologies. Technical Skills:Expertise in configuring and managing Cisco switches, routers, and firewalls.In-depth experience with Fortinet firewall systems and security solutions.Hands-on experience with Aruba wireless technologies, including configuration and troubleshooting.Proficiency in network protocols (BGP, OSPF, MPLS, etc.) and advanced routing and switching.Experience with network monitoring and diagnostic tools. Soft Skills:Strong problem-solving skills with a proactive approach to troubleshooting complex issues.Excellent communication and collaboration skills, with the ability to work effectively with cross-functional teams.Leadership and mentoring capabilities, particularly in guiding junior engineers. Other Requirements:Availability to work on-site in Johannesburg.Willingness to be on-call for critical network support and incident resolution.Ability to work in a fast-paced environment and manage multiple projects simultaneously. Key Responsibilities: Network Design and ImplementationDesign, configure, and implement complex network solutions using Cisco, Fortinet, and Aruba technologies.Plan and execute network upgrades, migrations, and expansion projects to ensure optimal performance and scalability. Network Security ManagementImplement and maintain advanced security protocols, firewalls, and intrusion detection/prevention systems (IDS/IPS) using Fortinet technologies.Monitor and respond to security incidents, ensuring the network infrastructure is secure and compliant with organisational policies. Troubleshooting and SupportProvide 3rd level support and troubleshooting for network incidents, including routing, switching, and wireless issues.Collaborate with the IT team to resolve complex network problems and ensure minimal downtime. Network Optimisation and MonitoringProactively monitor network performance using various tools to identify potential issues and ensure optimal performance.Analyse network traffic and provide recommendations to improve efficiency, reliability, and security. Documentation and ReportingMaintain up-to-date network documentation, including network diagrams, configurations, and procedures.Generate regular performance reports and present findings and recommendations to senior management. Collaboration and Team LeadershipMentor and guide junior network engineers, providing technical expertise and leadership.Work closely with other departments, vendors, and stakeholders to coordinate and execute network projects. Disaster Recovery and Business ContinuityDevelop and maintain disaster recovery strategies for network infrastructure.Ensure network redundancy and business continuity plans are in place and regularly tested. Vendor and Technology ManagementManage relationships with network vendors (Cisco, Fortinet, Aruba) and ensure equipment is up-to-date and compliant with the latest standards.Evaluate new networking technologies and provide strategic recommendations to enhance the organisation's network infrastructure. If you are not contacted within 14 working days, please consider your application unsuccessful.