Solid understanding of Layer 2 technologies (VLANs, port-security, 802.1X, spanning-tree) Experience with firewalls - Cisco Firepower, Cisco ASA and related features (ASDM, ACLs, IPSEC VPNs) Experience working with Cisco Catalyst switches, Cisco Nexus switches, Cisco ISR and ASR routers, and Cisco ISE Understanding of network-level encryption Strong experience More ❯
Solid understanding of Layer 2 technologies (VLANs, port-security, 802.1X, spanning-tree) Experience with firewalls - Cisco Firepower, Cisco ASA and related features (ASDM, ACLs, IPSEC VPNs) Experience working with Cisco Catalyst switches, Cisco Nexus switches, Cisco ISR and ASR routers, and Cisco ISE Understanding of network-level encryption Strong experience More ❯
Layer 2 technologies (VLANs, port-security, 802.1X, spanning-tree). Experience with firewalls such as Cisco Firepower, Cisco ASA, including features like ASDM, ACLs, IPSEC VPNs. Experience working with Cisco Catalyst switches, Cisco Nexus switches, Cisco ISR and ASR routers, and Cisco ISE. Understanding of network-level encryption. Strong experience More ❯
Solid understanding of Layer 2 technologies (VLANs, port-security, 802.1X, spanning-tree) Experience with firewalls - Cisco Firepower, Cisco ASA and related features (ASDM, ACLs, IPSEC VPNs) Experience working with Cisco Catalyst switches, Cisco Nexus switches, Cisco ISR and ASR routers, and Cisco ISE Understanding of network-level encryption Strong experience More ❯
london (tottenham), south east england, United Kingdom
Palo Alto Networks
area), ISIS, Multicast, VOIP Expert working knowledge in the operation of Ethernet LAN switching protocols and standards including, VLANs, VLAN aggregation Experience with security (IPSEC, SSL–VPN, NAT, GRE) Prior experience in similar vendor Technical Support Centers Experience with Authentication Protocols a plus (Radius/TACACS) Strong history of deploying More ❯
etc. Advanced switching, including stacking, virtual chassis (StackWise Virtual), Spanning Tree Protocol, IGMP, QoS/CoS etc. VPN (Site to Site and Remote Access, IPsec & SSL) - Have a thorough understanding of: Layer-3 through Layer-7 firewalling, including firewall migrations i.e. moving from Fortinet to Cisco. Cisco Wireless and integration More ❯
understanding of Layer 2 technologies (VLANs, port-security, 802.1X, spanning-tree). Experience with firewalls - Cisco Firepower, Cisco ASA and related features (ASDM, ACLs, IPSEC VPNs). Experience working with Cisco Catalyst switches, Cisco Nexus switches, Cisco ISR and ASR routers, and Cisco ISE. Understanding of network-level encryption. Strong More ❯
security engineering - Strong expertise in Cisco networking technologies, including Cisco ASA, Firepower, and ISE - Experience with network security protocols and tools, such as VLANs, IPSec, and SSL VPN - Certifications such as CCNA Security, CCNP Security, or CISSP are a plus - Excellent communication and problem-solving skills - Ability to work effectively More ❯
NXOS, IOS XE/XR, F5 TMOS operating systems, FortiOS Strong understanding of the majority of the following protocols: BGP, ISIS, VRF, OTV, STP, IPSec, PKI, VDC, VPC, VRRP, HSRP technologies. Fundamental knowledge of management protocols and secure implementation of SSH, AAA (TACACS+), Syslog, SNMP, NTP In-depth understanding of More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Premier Group
and modern network technologies Experience with Meraki, Palo Alto Firewalls, and cloud platforms Experience configuring and supporting WAN technologies including BGP, OSPF, VPNs and IPSEC Strong skills in Azure, and Infrastructure as Code (IaC) tools like Terraform Automation experience with Cloudflare or similar tools Solid understanding of WAN technologies, DHCP More ❯
london (city of london), south east england, United Kingdom
Quant Capital
network automation, using Python, Ansible and Jinja2 but others are welcome. Advanced network knowledge of BGP, OSPF, EVPN, VRFs, VXLAN, route leaking and filtering, IPsec VPNs, NATs + basic IPv6 and multicast understanding. Knowledge of Rest APIs, Git, SSL certificates, DNS, LDAP, DHCP and Linux. Network certificates such as CCNA More ❯
/SD-Wan/Wireless certifications specific to OEM would be an advantage. •Good understanding of Routing and Switching along with networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, Wireless, QoS, VRFs, STP) •Good understanding of Interface configuration/wan link termination scenarios and hardware and Software refresh and upgrade. • Excellent More ❯
london (bromley), south east england, United Kingdom
Salt
understanding of network architecture (or equivalent experience). Proficiency in Cisco, Fortinet, Palo Alto, Aruba, or Juniper technologies. Experience with STP, VLAN, BGP, OSPF, IPsec, SSLVPN, QoS, DNS, DHCP, IPv4, and IPv6. Experience with Azure, Windows Server, and Linux distributions. Experience with RMM tooling and SNMP. Occasional travel to customer More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Premier Group
Skills & Experience: Experience with Meraki, Palo Alto Firewalls, and cloud platforms or similar Experience configuring and supporting WAN technologies including BGP, OSPF, VPNs and IPSEC Infrastructure as Code (IaC) tools like Terraform Automation experience Solid understanding of WAN technologies, DHCP/DNS, SAN/NAS, and virtual servers Strong problem More ❯
Clapham, south east england, United Kingdom Hybrid / WFH Options
Mackenzie Jones
Wi-Fi Network Controllers & Routers, Switches & Routers, Audio & Visual Devices, Wireless A/P, LAN/WAN, TCP/IP, DNS, VLAN, VPN, SSL, IPsec, Firewall, 3rd Line IT Support Engineer, IT Support Engineer, IT Support, IT Engineer, 3RD Line Support, IT Support, South West London, Permanent, T6/MN More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Realtime Recruitment
of AWS, Azure, or GCP Strong routing and switching skills VXLAN & EVPN experience (or SDN alternatives like Cisco ACI or VMware NSX) Knowledge of IPSEC, DHCP, DNS Solid experience with Juniper switches and routers (Cisco acceptable for strong candidates) Experience with load balancing – HAProxy preferred; F5, A10, Kemp are also More ❯
london (city of london), south east england, United Kingdom Hybrid / WFH Options
Realtime Recruitment
of AWS, Azure, or GCP Strong routing and switching skills VXLAN & EVPN experience (or SDN alternatives like Cisco ACI or VMware NSX) Knowledge of IPSEC, DHCP, DNS Solid experience with Juniper switches and routers (Cisco acceptable for strong candidates) Experience with load balancing – HAProxy preferred; F5, A10, Kemp are also More ❯
london (west end), south east england, United Kingdom Hybrid / WFH Options
Realtime Recruitment
of AWS, Azure, or GCP Strong routing and switching skills VXLAN & EVPN experience (or SDN alternatives like Cisco ACI or VMware NSX) Knowledge of IPSEC, DHCP, DNS Solid experience with Juniper switches and routers (Cisco acceptable for strong candidates) Experience with load balancing – HAProxy preferred; F5, A10, Kemp are also More ❯
/ESXi environments and hardening techniques. Proven experience with enterprise firewalls (e.g. Palo Alto, Fortinet, Check Point, Cisco ASA). Familiarity with segmentation, VPNs, IPsec tunnels and secure connectivity models. More ❯
experience with public cloud platform (XaaS) features, capabilities, and best use Required experience with TCP/IP, and knowledge of Security Protocols and Procedures (IPSEC/SSL-VPN/NAT/GRE) Knowledge of Cloud infrastructure- ability to effectively deploy and manage cloud environments and integrate technologies that are part More ❯
in Microsoft Azure, Networking, Firewall, SIEM, PAM or VM Products are beneficial. Technical Capabilities : Technical competence in one or more of the following areas IPSec VPN's, Networking, Network Security, MFA, AIX/Microsoft/Linux Operating Systems, Virtualization Platforms such as (VMware, Hyper-V, OpenShift), Cloud Security in Azure More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Parser
and CloudFront. Configure and troubleshoot complex networking scenarios, including hybrid cloud setups. Manage network performance and security standards, including SLAs, bandwidth, latency, and IPSec VPN configurations. Data Platform Implementation: Lead the design and development of a new global data platform (PaaS) Ensure scalable storage solutions (data lakes, data warehouses) to More ❯
as Remedy or ServiceNow. Knowledge of WebRTC, TLS, and SRTP protocols. Solid understanding of IP networks and concepts (TCP/IP, subnetting, routing, VLAN, IPSEC, DNS, DHCP, etc.). Excellent communication and teamwork skills. Self-starter with strong problem-solving abilities, thriving in high-paced, high-pressure environments. Flexibility to More ❯
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 Subnetting: Deep knowledge of … 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. Hands More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Parser
with the Solution Architect to oversee critical networking and connectivity aspects of the migration, including DNS, SSL/TLS Certificates, Cross Connect, Direct Connect, IPSec VPN, and general network architecture. Ensure proper implementation of connectivity solutions such as Direct Connect and Cross Connect for seamless cloud integration, collaborating with the … native services such as EC2, RDS, Lambda, VPCs, and security protocols. Networking Knowledge: Familiarity with DNS, SSL/TLS Certificates, Cross Connect, Direct Connect, IPSec VPN, and general connectivity architecture, with hands-on experience working in conjunction with the Solution Architect to implement these solutions. Project Management Proven experience leading More ❯