of diagnosing, troubleshooting and resolving all types of cabling, LAN/WAN, routing, WiFi and firewall related faults Good knowledge of networking including Layer2/3, dynamic routing, MPLS, BGP, OSPF, VPN, ANS, certificate management, remote user (VPN/Citrix) and firewall management. Good knowledge of IT security practices. Good knowledge of ServiceNow and LogicMonitor. Certifications – ITIL Foundation, CCNA & CCNP. More ❯
Automation: Azure, AWS, Python, Ansible What You'll Bring: Strong technical foundation equivalent to CCNP or JNCIP-ENT level Solid experience troubleshooting Layer 2/3 protocols, OSPF and BGP Hands-on experience with at least one enterprise firewall: Palo Alto , Fortigate , or Cisco ASA Proven ability to perform root cause analysis and resolve complex network issues Experience in a More ❯
City of London, London, Farringdon, United Kingdom Hybrid / WFH Options
83zero Ltd
Automation: Azure, AWS, Python, Ansible What You'll Bring: Strong technical foundation equivalent to CCNP or JNCIP-ENT level Solid experience troubleshooting Layer 2/3 protocols, OSPF and BGP Hands-on experience with at least one enterprise firewall: Palo Alto , Fortigate , or Cisco ASA Proven ability to perform root cause analysis and resolve complex network issues Experience in a More ❯
experience with Access Control Lists (ACLs), network segmentation, and perimeter security best practices A solid understanding of Layer 2 and Layer 3 networking, and core routing protocols such as BGP and OSPF Experience with high availability networking setups Strong troubleshooting ability using packet capture and log analysis Familiarity with tools such as SolarWinds, Wireshark, and other SNMP-based monitoring solutions More ❯
experience with Access Control Lists (ACLs), network segmentation, and perimeter security best practices A solid understanding of Layer 2 and Layer 3 networking, and core routing protocols such as BGP and OSPF Experience with high availability networking setups Strong troubleshooting ability using packet capture and log analysis Familiarity with tools such as SolarWinds, Wireshark, and other SNMP-based monitoring solutions More ❯
work and deliver value. What We're Looking For Experience in the managed IT or telecoms sector. Solid knowledge of network principles (TCP/IP, routing protocols like OSPF & BGP, VRRP). Understanding of security concepts: firewalls, UTM, IPSec, SIEM, etc. Hands-on experience with at least two of the following: Networks, Cloud, Unified Communications, Cyber Security. Strong communication skills More ❯
City of London, London, United Kingdom Hybrid / WFH Options
83zero Limited
work and deliver value. What We're Looking For Experience in the managed IT or telecoms sector. Solid knowledge of network principles (TCP/IP, routing protocols like OSPF & BGP, VRRP). Understanding of security concepts: firewalls, UTM, IPSec, SIEM, etc. Hands-on experience with at least two of the following: Networks, Cloud, Unified Communications, Cyber Security. Strong communication skills More ❯
manage network access control using Cisco ISE for 802.1x and TACACS Manage F5 Big-IP load balancers to ensure high availability and performance of critical applications Maintain and troubleshoot BGP and OSPF routing protocols and participate in the design and implementation of routing and switching solutions Monitor the network using SolarWinds network monitoring solutions and take proactive measures to prevent … Wireless LAN Controllers Expertise in Palo Alto firewalls, including Panorama, and network access control using Cisco ISE for 802.1x and TACACS Good understanding of F5 Big-IP load balancers, BGP and OSPF routing protocols, and SolarWinds network monitoring solutions Knowledge of cloud networking concepts in Microsoft Azure and virtualized datacenter environments Strong automation and scripting skills using Python, Ansible, and More ❯
to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN … workload mobility. •Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters. •Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues. •Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based … experience designing and operating VXLAN EVPN-based data center networks. •Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms. •Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path. •Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization. •Hands-on experience with automation and orchestration tools such More ❯
to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN … workload mobility. •Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters. •Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues. •Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based … experience designing and operating VXLAN EVPN-based data center networks. •Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms. •Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path. •Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization. •Hands-on experience with automation and orchestration tools such More ❯
to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN … workload mobility. •Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters. •Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues. •Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based … experience designing and operating VXLAN EVPN-based data center networks. •Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms. •Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path. •Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization. •Hands-on experience with automation and orchestration tools such More ❯
london (city of london), south east england, united kingdom
HCLTech
to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN … workload mobility. •Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters. •Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues. •Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based … experience designing and operating VXLAN EVPN-based data center networks. •Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms. •Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path. •Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization. •Hands-on experience with automation and orchestration tools such More ❯
