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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Consultant - Network Consultant - Brussels, Belgium - **Company:** Infosys - **Location:** Brussel, Belgium - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Apple IOS, Border Gateway Protocol, Cisco IOS, Data Centers, Dynamic Host Configuration Protocol, Network Address Translation, Domain Name System Security Extensions, Domain Name System (DNS), EtherChannel, Firmware, Hot Standby Router Protocol, IP Address Management, Network Layer, Network Architecture, Network Monitoring, Packet Analyzer, Cisco Nexus Switches, Open Shortest Path First (OSPF), Overlay Transport Virtualization, Server Virtualization, TCP/IP, Wireshark, Virtual Local Area Networks, Virtual Router Redundancy Protocols, Transport Layer Security, Load Balancing, Nx-os, BIG-IP Local Traffic Manager (LTM), Amazon Virtual Private Cloud (VPC), Data Center Networking, Routing & Switching, Cisco Switches, Cisco, Network Optimization - **Published:** July 8, 2026 - **Apply:** https://be.indeed.com/viewjob?jk=fc64db1202314654 ## About the Role * Cisco IOS and NX-OS Administration * Cisco Nexus 3K/5K/7K/9K Platforms * Cisco ACI Architecture and Operations * F5 LTM Configuration and Troubleshooting * Infoblox DDI (DNS, DHCP, IPAM) * Network TAP and Packet Broker Technologies * OSPF, BGP, HSRP, VRRP, VLAN, VXLAN * TCP/IP, DNS, DHCP, NAT, Load Balancing * Wireshark and Packet Analysis * Network Monitoring Tools Preferred Qualifications * Industry certifications preferred: * CCNP Enterprise / CCNP Data Center * CCIE (Preferred) * Cisco ACI Specialist * F5 Certified Administrator (CA) * Infoblox Certified Professional Key Competencies * Strong troubleshooting and analytical skills. * Excellent documentation and communication abilities. * Experience working in large enterprise or managed services environments. * Ability to manage multiple priorities and deliver under tight deadlines. ## Description * Network Engineer / Network Consultant (Cisco IOS/NX-OS, ACI, F5 LTM, Infoblox, Network TAP), * We are seeking an experienced Network Engineer/Consultant responsible for designing, implementing, operating, and troubleshooting enterprise and data center network infrastructure. The role requires hands-on expertise in Cisco IOS/NX-OS, Cisco ACI, F5 LTM, Infoblox DDI, and Network TAP solutions to support business-critical environments., Cisco Routing & Switching (IOS/NX-OS) * Configure, deploy, and support Cisco Catalyst and Nexus switches. * Manage Layer 2 and Layer 3 network infrastructure, including: * VLANs * STP/RSTP/MST * EtherChannel/VPC * OSPF * BGP * HSRP/VRRP * Perform configuration changes, upgrades, and network optimization. * Troubleshoot network incidents and perform root cause analysis. Cisco ACI * Deploy and administer Cisco Application Centric Infrastructure (ACI). * Configure and manage: * Fabric Policies * Tenants * VRFs * Bridge Domains * EPGs * Contracts * L3Out * Implement multi-tenant network architectures. * Troubleshoot ACI fabric, APIC controllers, and endpoint connectivity issues. F5 LTM Administration * Configure and manage F5 Local Traffic Manager (LTM) environments. * Create and maintain: * Virtual Servers * Pools * Health Monitors * iRules * SSL Profiles * Perform application load balancing and traffic optimization. * Support SSL offloading and application availability requirements. Infoblox DDI Management * Administer DNS, DHCP, and IP Address Management (IPAM) services. * Manage DNS zones, DHCP scopes, and IP allocation policies. * Maintain IP inventory and address planning. * Troubleshoot DNS and DHCP-related issues. * Implement DNS security and best practices. Network TAP & Monitoring Infrastructure * Deploy and manage Network TAP devices and packet broker solutions. * Support network visibility and traffic monitoring platforms. * Coordinate TAP installation, maintenance, and firmware upgrades. * Analyze packet captures using tools such as Wireshark. * Ensure optimal traffic distribution to monitoring and security tools. Operations & Support * Handle incident, change, and problem management activities. * Prepare and maintain network documentation, diagrams, SOPs, and implementation plans. * Participate in maintenance activities and after-hours support when required. * Collaborate with application, security, and infrastructure teams. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) ## Related Articles - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)