Senior Network Engineer

We are seeking a highly skilled and certified Senior Network Engineer. The ideal candidate will lead complex network deployments across LAN, SD-WAN, WLAN, Data Centre, and Security environments while ensuring compliance with technical specifications and customer requirements. This role requires a professional with strong technical acumen in network automation, orchestration, and zero-trust architectures, as well as the ability to troubleshoot complex network issues and enhance performance. The successful candidate will also contribute to knowledge sharing, mentor junior engineers, and drive continuous innovation in network design and optimization What you'll do: Network Implementation DeploymentLead technical implementations of complex Huawei enterprise networking solutions (LAN, SD-WAN, WLAN, Data Centre, Automation, Orchestration and Security) Manage network project timelines, technical milestones, and customer expectations during deployment Conduct network integration testing, performance validation, and security assessments Ensure compliance with network technical specifications and customer requirements Network Operations SupportProvide Level 2/3 technical support for deployed Huawei networking and security solutions Troubleshoot complex network issues, including routing, switching, wireless, and security problems Coordinate with Huawei global support when required for advanced troubleshooting Implement software updates, patches, and feature enhancements Network Security Performance ManagementImplement and maintain network security policies and access controls Monitor network performance metrics and optimise for bandwidth, latency, and availability Conduct network capacity planning and expansion recommendations Manage network segmentation, VLANs, and traffic engineering Implement Quality of Service (QoS) policies and traffic prioritisation Customer Network Relationship ManagementServe as primary network technical contact for enterprise customers post-implementation Conduct regular network health assessments and optimisation reviews Provide network technical training and knowledge transfer to customer IT teams Build long-term technical advisory relationships with customer network teams Network Solution Optimisation InnovationContinuously monitor and optimise deployed network solutions for performance and efficiency Identify opportunities for network technology upgrades and enhancements Collaborate with customers on network expansion and evolution strategies Participate in beta testing and early adoption of new Huawei networking technologies Network Knowledge Management Team DevelopmentMaintain expertise across Huawei's enterprise networking and security technology portfolio Contribute to iOCO's network technical knowledge base and best practices Mentor junior network engineers and provide technical guidance Support pre-sales activities with network implementation feasibility assessments Your Expertise: Professional ExperienceMinimum 6-8 years in Huawei enterprise network and security implementation and supportProven experience with large-scale Huawei enterprise network and security deployments (1000+ users, multiple sites) Hands-on experience with Huawei enterprise networking technologies (switching, routing, wireless, SD-WAN, security) Qualifications: Advanced Network CertificationsHuawei HCIP (Huawei Certified ICT Professional) Huawei HCIE (Huawei Certified Internetwork Expert) Industry certifications (CCNP Enterprise, JNCIP-ENT, Aruba ACMX) Network security certifications (CCNP Security, JNCIS-SEC) Network Technical SpecialisationsData centre networking and fabric technologies (VXLAN, EVPN, leaf-spine) Campus network design and implementation Branch networking and SD-WAN solutions Network automation and orchestration (Python, Ansible, REST APIs) Network security and zero-trust architectures Network Technical Skills Deep expertise in enterprise networking protocols (BGP, OSPF, MPLS, VXLAN, EVPN) Advanced knowledge of switching technologies (VLANs, STP variants, link aggregation) Experience with wireless networking (Wi-Fi 6/7, controller-based architectures) Proficiency in network security technologies (firewalls, VPNs, access control) Understanding of SD-WAN and network automation principles Network Management Troubleshooting Skills Experience with Huawei and other network monitoring and management tools Advanced Huawei network troubleshooting and packet analysis capabilities Other information applicable to the opportunity: Permanent position Location: Midrand Why work for us? If the daily grind makes you wonder if there's more to life than work, get ready to discover a professional journey that embraces excellence without compromise. You've arrived at iOCO Infrastructure Services (iOCO IS), where we are all about delivering outstanding client experiences through sustainable, innovative IT infrastructure solutions that tackle business challenges head-on. Here you get to partner with clients, helping them conquer their business Goliaths while they focus on scaling their empires. At our core, we're challengers, disruptors, and innovators. We're a community of skilled professionals with an ambitious spirit dedicated to providing for our clients while finding joy in the process. Our clients are at the heart of everything we do. Their satisfaction fuels our fire and propels us forward. We're talking about brainstorming sessions that sound like TED talks and spontaneous celebrations for achievements, big and small. iOCO is an equal opportunity employer with an obligation to achieve its own unique EE objectives in the context of Employment Equity targets. Therefore, our employment strategy gives primary preference to previously disadvantaged individuals or groups.