1 to 25 of 34 OSPF Jobs in the City of London

Experience & Skills Proven track record in leading enterprise network strategy and operations across multi-site or data centre environments. Deep technical expertise in TCP/IP, routing protocols (BGP, OSPF, EIGRP), LAN/WAN, MPLS, VPNs, SD-WAN, firewalls, and network segmentation. Experience managing Cisco and Juniper network technologies, including Cisco IOS/NX-OS and JunOS platforms. Strong background More ❯

Experience & Skills Proven track record in leading enterprise network strategy and operations across multi-site or data centre environments. Deep technical expertise in TCP/IP, routing protocols (BGP, OSPF, EIGRP), LAN/WAN, MPLS, VPNs, SD-WAN, firewalls, and network segmentation. Experience managing Cisco and Juniper network technologies, including Cisco IOS/NX-OS and JunOS platforms. Strong background More ❯

experience delivering enterprise Cisco network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation More ❯

experience delivering enterprise Cisco network/security solutions. Cisco Catalyst & Nexus switching (traditional and SDA) Cisco SD-WAN Cisco Secure Firewall, ISE, and SASE/SSE Advanced routing (BGP, OSPF, MPLS, VxLAN EVPN) VPN (IPsec, SSL), NAC (802.1X), and wireless Solid understanding of firewalls, proxy/WAF, PKI, MFA, and secure access. Experience with public cloud networking (Azure) and automation More ❯

Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment Cisco CCIE/CCDE qualified or CCNP level equivalent experience in a trading More ❯

Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment Cisco CCIE/CCDE qualified or CCNP level equivalent experience in a trading More ❯

VPN, QoS. Demonstrable experience leading SD-WAN rollout/migration projects (HPE SD-WAN exposure desirable). Expertise across Cisco switching/routing (Nexus 3K/9K, BGP/OSPF/EIGRP), Palo Alto/Fortinet firewalls, and Aruba wireless. Vendor and stakeholder management experience, able to translate technical issues into business language. Comfortable working under pressure and managing heavy More ❯

scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC, IAM, S3, ECS/EKS, Direct Connect, Transit Gateway, CloudFormation) Networking: BGP, OSPF, MPLS, VLANs, VPNs, SD-WAN Firewalls and network security (Cisco ASA, Fortinet or similar) Linux and Windows systems engineering Microsoft services and identity (AD/Entra ID) CI/CD More ❯

scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC, IAM, S3, ECS/EKS, Direct Connect, Transit Gateway, CloudFormation) Networking: BGP, OSPF, MPLS, VLANs, VPNs, SD-WAN Firewalls and network security (Cisco ASA, Fortinet or similar) Linux and Windows systems engineering Microsoft services and identity (AD/Entra ID) CI/CD More ❯

and consultation for IT and end-user departments. Qualifications: Proven experience as a Network Engineer focusing on routing, switching, Cisco WiFi Deep understanding of networking protocols (e.g., QoS, BGP, OSPF, HSRP, 802.11, 802.1x, IPSEC). Hands-on experience with monitoring, network diagnostic, and network analytics tools including Cisco ThousandEyes. Knowledge of Cisco SD-WAN, SD-Access, Catalysts Center and ISE More ❯

and consultation for IT and end-user departments. Qualifications: Proven experience as a Network Engineer focusing on routing, switching, Cisco WiFi Deep understanding of networking protocols (e.g., QoS, BGP, OSPF, HSRP, 802.11, 802.1x, IPSEC). Hands-on experience with monitoring, network diagnostic, and network analytics tools including Cisco ThousandEyes. Knowledge of Cisco SD-WAN, SD-Access, Catalysts Center and ISE More ❯

EC2, Lambda, VPC, IAM, S3, CloudFormation, CloudTrail, Direct Connect, Transit Gateway, etc.) Configuration management and automation using CloudFormation CI/CD pipeline management with GitLab CI Advanced networking: BGP, OSPF, VLANs, VPNs, MPLS, SD-WAN, and cross-region connectivity Firewall administration (Cisco ASA or similar) and network access control Monitoring, logging, and observability (Prometheus, Grafana, CloudWatch, ECS, etc.) Linux and More ❯

EC2, Lambda, VPC, IAM, S3, CloudFormation, CloudTrail, Direct Connect, Transit Gateway, etc.) Configuration management and automation using CloudFormation CI/CD pipeline management with GitLab CI Advanced networking: BGP, OSPF, VLANs, VPNs, MPLS, SD-WAN, and cross-region connectivity Firewall administration (Cisco ASA or similar) and network access control Monitoring, logging, and observability (Prometheus, Grafana, CloudWatch, ECS, etc.) Linux and More ❯

be useful including automation and scripting. · ISE NAC and monitoring tools such as Solarwinds. · Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). · Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific More ❯

be useful including automation and scripting. ISE NAC and monitoring tools such as Solarwinds. Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific More ❯

be useful including automation and scripting. ISE NAC and monitoring tools such as Solarwinds. Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific More ❯

be useful including automation and scripting. ISE NAC and monitoring tools such as Solarwinds. Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific More ❯

CCNP (or equivalent) certification required Strong hands-on expertise with: Cisco 9500/9300 series switches, 2900/4400 routers Juniper SRX Firewalls, Cisco Meraki appliances Core technologies: BGP, OSPF, HSRP, spanning tree, VPNs, dot1x, ACI fabric AWS Direct Connect and Transit Gateways Knowledge of Cisco ISE and network automation (Terraform desirable) Excellent analytical, communication, and problem-solving skills A More ❯

CCNP (or equivalent) certification required Strong hands-on expertise with: Cisco 9500/9300 series switches, 2900/4400 routers Juniper SRX Firewalls, Cisco Meraki appliances Core technologies: BGP, OSPF, HSRP, spanning tree, VPNs, dot1x, ACI fabric AWS Direct Connect and Transit Gateways Knowledge of Cisco ISE and network automation (Terraform desirable) Excellent analytical, communication, and problem-solving skills A More ❯

and associated services • Cisco Secure Firewall • Fortinet and/or Palo • Cisco Identity Services Engine (ISE) - NICE TO HAVE • Advanced routing, including BGP, MP-BGP, MPLS, VxLAN EVPN, ECMP, OSPF, etc • Cisco SASE & SSE solution design and deployment - NICE TO HAVE Responsibilities: • Lead the low-level design, implementation, migration, and testing of technical solutions • Creation and presentation of customer-facing More ❯

and associated services Cisco Secure Firewall Fortinet and/or Palo Cisco Identity Services Engine (ISE) - NICE TO HAVE Advanced routing, including BGP, MP-BGP, MPLS, VxLAN EVPN, ECMP, OSPF, etc Cisco SASE & SSE solution design and deployment - NICE TO HAVE Responsibilities: Lead the low-level design, implementation, migration, and testing of technical solutions Creation and presentation of customer-facing More ❯

are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data centres Network Design, WAN/LAN Cisco certified All candidates must be More ❯

are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data centres Network Design, WAN/LAN Cisco certified All candidates must be More ❯

and contribute to service transition efforts. Document and improve technical processes to ensure consistency and efficiency. Skills & Experience: Proven expertise in enterprise networking (Cisco routing/switching, VLANs, BGP, OSPF, Meraki, DNAC). Experience with Fortinet and Palo Alto firewalls preferred. Knowledge of cloud networking (Azure) and network automation/scripting is a plus. Background in ITIL-based service management More ❯

and contribute to service transition efforts. Document and improve technical processes to ensure consistency and efficiency. Skills & Experience: Proven expertise in enterprise networking (Cisco routing/switching, VLANs, BGP, OSPF, Meraki, DNAC). Experience with Fortinet and Palo Alto firewalls preferred. Knowledge of cloud networking (Azure) and network automation/scripting is a plus. Background in ITIL-based service management More ❯