years of experience in network operations or support roles. Proficiency in configuring and troubleshooting Cisco routers, switches, and firewalls. Strong understanding of TCP/IP, routing protocols (BGP, OSPF, EIGRP), VLANs, and subnetting. Experience with enterprise-grade firewalls (Cisco ASA, Palo Alto, Fortinet). Familiarity with VPN technologies (IPSec, SSL VPN). Working knowledge of network monitoring and diagnostic tools. … WAN, NAC solutions (Cisco ISE), and wireless technologies. Exposure to ITIL processes and working in secure government or defence environments. Experience with scripting for automation (Python, PowerShell). Skills: ospf,ipsec,palo alto,cisco asa,tcp/ip,network performance,infrastructure,eigrp,enterprise,dv,routing protocols,network monitoring,communication,juniper,network infrastructure,fortinet,diagnostic tools,lan,aruba,cisco,bgp,problem More ❯
London, England, United Kingdom Hybrid / WFH Options
Little Fish (UK) Ltd
of switching, routing, Firewall and VPN Knowledge of and experience in managing Zero Trust architecture Strong understanding of communication protocols (mainly TCP/IP) and routing protocols (e.g., BGP, OSPF) What can we offer you? Through our one of a kind training programme, the Littlefish Academy, you can increase your earnings by £4,500 Referral bonus scheme of £1000 when More ❯
wired, wireless, and cloud-enabled networks Monitor network health using advanced diagnostic and monitoring tools Implement and support Cisco WLAN Controllers, SSIDs, Access Points Configure and troubleshoot routing protocols OSPF, BGP, EIGRP, VLANs, NAT, etc. Administer and maintain firewalls (Checkpoint), VPNs, and F5 LTM Manage DNS/DHCP, IPAM, software patching, and SSL certificates Collaborate with vendors and internal teams … to resolve incidents Handle major incidents and proactively mitigate risks Your Profile: Essential Skills & Experience: Routing & Switching (Cisco, Juniper OEMs) Core protocols: OSPF, BGP, EIGRP, NAT Network security: VPNs, Checkpoint Firewall, Cisco ISE F5 LTM (iRules, SSL, upgrades) DNS/DHCP, IPAM Experience with LAN, WAN, SD-WAN, and wireless networks Strong problem-solving and stakeholder communication skills Comfortable in More ❯
thinking to evaluate solutions and determine effective resolutions. Prioritize tasks based on client needs, managing expectations to ensure client satisfaction. Configure IPSec VPN tunnels, IP communication, and routing protocols (OSPF, EIGRP, BGP). Leverage knowledge of equipment, processes, quality control, and techniques to maximize efficiency. Balance BAU and project work, with time sheets completed for billing. Participate in on-call More ❯
control (NAC) principles and solutions (Cisco ISE, Arista AGNI, or similar) Proficiency in 802.1x authentication and related security protocols (EAP, RADIUS, etc.). Advanced troubleshooting experience in BGP/OSPF routing in multi VRF environment Experience in Python scripting and automation tools (Ansible, Terraform, Jinja2, Netbox, Git, GitLab CI/CD) Experience with Prometheus, Alert Manager, Grafana Knowledge of firewall More ❯
London, England, United Kingdom Hybrid / WFH Options
UBDS Digital
escalated issues Requirements About You Proven experience in overseeing the design, development, implementation and troubleshooting of complex network solutions Thorough comprehension of fundamental networking protocols including TCP, STP, Ethernet, OSPF, BGP etc Experience working on LANs, VLANs, WLANs, VPNs, NAT devices, DHCP servers, DNS servers etc Experience designing and troubleshooting WiFi networks Outstanding communication skills, both written and verbal Excellent More ❯
on platforms such as Azure, AWS, and Google Cloud, ensuring efficient integration and management of resources. Networking Technologies: Configure, support, and troubleshoot WAN technologies, including but not limited to: OSPF/IS-IS, BGP for dynamic routing GRE, IPSEC for VPN tunnels Quality of Service (QoS), Multicasting Layer 2 and Layer 3 connectivity WAN acceleration and optimization techniques. IP and … with cross-functional teams to ensure seamless network infrastructure deployment, security compliance, and scalability. Key Skills and Qualifications: Networking Protocols: In-depth knowledge of networking protocols and technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QoS, Multicasting, and Layer 2/Layer 3 connectivity. Cloud Networking: Proven experience managing virtual networks in Azure, AWS, and Google Cloud environments. More ❯
on platforms such as Azure, AWS, and Google Cloud, ensuring efficient integration and management of resources. Networking Technologies: Configure, support, and troubleshoot WAN technologies, including but not limited to: OSPF/IS-IS, BGP for dynamic routing GRE, IPSEC for VPN tunnels Quality of Service (QoS), Multicasting Layer 2 and Layer 3 connectivity WAN acceleration and optimization techniques. IP and … with cross-functional teams to ensure seamless network infrastructure deployment, security compliance, and scalability. Key Skills and Qualifications: Networking Protocols: In-depth knowledge of networking protocols and technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QoS, Multicasting, and Layer 2/Layer 3 connectivity. Cloud Networking: Proven experience managing virtual networks in Azure, AWS, and Google Cloud environments. More ❯
on platforms such as Azure, AWS, and Google Cloud, ensuring efficient integration and management of resources. Networking Technologies: Configure, support, and troubleshoot WAN technologies, including but not limited to: OSPF/IS-IS, BGP for dynamic routing Quality of Service (QoS), Multicasting Layer 2 and Layer 3 connectivity WAN acceleration and optimization techniques. IP and Subnetting: Deep knowledge of TCP … with cross-functional teams to ensure seamless network infrastructure deployment, security compliance, and scalability. Key Skills and Qualifications: Networking Protocols: In-depth knowledge of networking protocols and technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QoS, Multicasting, and Layer 2/Layer 3 connectivity. Cloud Networking: Proven experience managing virtual networks in Azure, AWS, and Google Cloud environments. More ❯
environment. Ability to design, deploy, and maintain MPLS, VPN, and VRF network cores. Experience with Cisco devices is mandatory; Juniper and Palo Alto experience is preferred. Strong understanding of OSPF, BGP, SR, and IS-IS routing protocols. Experience with Cisco NXOS, IOS, IOS-XE, and IOS-XR. Knowledge of industry-standard network design and implementation. Understanding of security and communication More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Halian Technology Limited
with cross-functional teams to ensure seamless network infrastructure deployment, security compliance, and scalability. Key Skills and Qualifications: Networking Protocols: In-depth knowledge of networking protocols and technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QoS, Multicasting, and Layer 2/Layer 3 connectivity. Cloud Networking: Proven experience managing virtual networks in Azure, AWS, and Google Cloud environments. More ❯
similar role. Experience with Cloud networking and Security. Deep knowledge of networking protocols, including TCP/IP, DNS, DHCP, layer 2 switching, and layer 3 routing protocols such as OSPF, EIGRP, and BGP. Experience configuring and deploying Cisco hardware (Catalyst and Nexus) in enterprise settings. Experience with Cisco ASA firewalls and Checkpoint firewall appliances. Experience managing wireless devices and understanding More ❯
London, England, United Kingdom Hybrid / WFH Options
Howden
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 Desirable More ❯
regulatory standards and frameworks (e.g., GDPR, HIPAA, ISO 27001). In-depth understanding of routers, switches, firewalls, and switching/routing protocols – such as VLAN, VTP, STP, RSTP, MST, OSPF, EIGRP and BGP. Monitoring solutions which include PRTG, SolarWinds and Zabbix, and also, knowledge of Virtualization technology such as EXSi, KVM, Proxmox and Hyper-V. Relevant industry certifications such as More ❯
on platforms such as Azure, AWS, and Google Cloud, ensuring efficient integration and management of resources. Networking Technologies: Configure, support, and troubleshoot WAN technologies, including but not limited to: OSPF/IS-IS, BGP for dynamic routing GRE, IPSEC for VPN tunnels Quality of Service (QoS), Multicasting Layer 2 and Layer 3 connectivity WAN acceleration and optimization techniques. IP and … with cross-functional teams to ensure seamless network infrastructure deployment, security compliance, and scalability. Key Skills and Qualifications: Networking Protocols: In-depth knowledge of networking protocols and technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QoS, Multicasting, and Layer 2/Layer 3 connectivity. Cloud Networking: Proven experience managing virtual networks in Azure, AWS, and Google Cloud environments. More ❯
London, England, United Kingdom Hybrid / WFH Options
Summer-Browning Associates Ltd
vendors and service providers for support and escalation. Experience 5+ years of hands-on experience with Juniper, Palo Alto and Cisco network devices. Strong knowledge of routing protocols (BGP, OSPF, ISIS) and switching technologies (STP, VLANs, LACP) and VXLAN EVPN fabrics Proven experience configuring and troubleshooting Juniper and Palo Alto firewalls. (physical and virtual editions). Experience with deploying, maintaining More ❯
regulatory standards and frameworks (e.g., GDPR, HIPAA, ISO 27001). In-depth understanding of routers, switches, firewalls, and switching/routing protocols - such as VLAN, VTP, STP, RSTP, MST, OSPF, EIGRP and BGP. Monitoring solutions which include PRTG, SolarWinds and Zabbix, and also, knowledge of Virtualization technology such as EXSi, KVM, Proxmox and Hyper-V. Relevant industry certifications such as More ❯
