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. Excellent problem-solving and communication skills. Desirable (Preferred) Skills Cisco Certified Network Associate (CCNA) or higher (e.g., CCNP) Experience … 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-solving More ❯
operational management of Firewall central management tools e.g. Palo Alto Panorama. · Experience with physical and virtual firewalls. · Knowledge of Network security and threat management. · Experience with creating/managing IPSEC VPN Tunnels. · Knowledge of public cloud services e.g. AWS VPC, AWS EC2, Azure NSGs, Azure VMs · Ability to develop network automation through use of scripts e.g. Python · Network Professional level More ❯
2960X/4500X) and associated technologies such as VTP, STP, VSS Cisco Data Centre Switching (Nexus 5K/7K/9K) and associated technology such as VPC and VDC IPSec VPN Configuration and Administration Cisco FirePOWER IPS Cisco FirePOWER Threat Defence Cisco SD-WAN o Cisco DNAC and Prime Cisco Wireless - WLC's (C9800 series) Palo Alto Networks Firewalls Azure More ❯
2960X/4500X) and associated technologies such as VTP, STP, VSS Cisco Data Centre Switching (Nexus 5K/7K/9K) and associated technology such as VPC and VDC IPSec VPN Configuration and Administration Cisco FirePOWER IPS Cisco FirePOWER Threat Defence Cisco SD-WAN o Cisco DNAC and Prime Cisco Wireless - WLC's (C9800 series) Palo Alto Networks Firewalls Azure More ❯
2960X/4500X) and associated technologies such as VTP, STP, VSS Cisco Data Centre Switching (Nexus 5K/7K/9K) and associated technology such as VPC and VDC IPSec VPN Configuration and Administration Cisco FirePOWER IPS Cisco FirePOWER Threat Defence Cisco SD-WAN o Cisco DNAC and Prime Cisco Wireless – WLC’s (C9800 series) Palo Alto Networks Firewalls Azure More ❯
out periodic backups of network device operating system and configurations to ensure timely restoration of critical network services. Design and implement network security solutions such as Policies, IPS, SSLVPN, IPSec VPN and security profiles using Next-Gen Firewalls (FortiGate/Palo-Alto) Develop and apply network segmentation strategies to strengthen security and safeguard sensitive information within the core network. Work More ❯
both hardware and software components. Networking Protocols & Technologies: Strong understanding of TCP/IP, VLANs, BGP, OSPF, MPLS, VPNs, and QoS. Security Best Practices: Familiarity with network security protocols (IPSec, SSL, etc.), firewalls, intrusion prevention systems, and best practices for securing network infrastructure. Troubleshooting: Advanced diagnostic and troubleshooting skills across network equipment and security appliances. Stakeholder and work Management: Ability More ❯
connectivity. Research networking issues and products, applying critical 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 More ❯
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 policies, IPSEC VPNs, SSL, and security best practices Data Centre/Colo experience Experience working with Linux Excellent problem-solving skills and attention to details Certifications such as CCNA, CCNP, JNCIA, or More ❯
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 Subnetting: Deep knowledge of TCP/IP networking, including … 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. Hands-On Implementation: Demonstrated experience in More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Halian Technology Limited
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. Hands-On Implementation: Demonstrated experience in More ❯
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. Hands-On Implementation: Demonstrated experience in More ❯
London, England, United Kingdom Hybrid / WFH Options
Financial Ombudsman Service
AnyConnect) security solution, including supplicant & VPN client software and ASAv headends Microsoft Azure IaaS IP routing technologies for Campus and Data Centre (OSPF, MP-BGP) Overlay & VPN Technologies (VXLAN, IPSec, MPLS) Network Access Control systems (Cisco ISE) and 802.1x F5 BIG-IP Application Delivery Control & BIG-IQ (LTM/GTM) Checkpoint (Firewall, Application control, IPS) Palo Alto Networks firewalls (PAN More ❯
CCSE, CCSA or equivalent experience. Proficiency in Layer 2/3 technologies (VLAN, RSTP, BGP, MRP) across vendors (Cisco, Meraki, Belden, Fortinet). Experience with network edge security (SDWAN, IPSEC) using tools like Cisco ISE, CheckPoint, and Umbrella. Higher education qualification or equivalent experience in engineering. Skills in stakeholder management, communication, and strategic decision-making. Desirable Experience: Previous experience in More ❯
London, England, United Kingdom Hybrid / WFH Options
Thames Water
CCSE, CCSA or equivalent experience. Proficiency in Layer 2/3 technologies (VLAN, RSTP, BGP, MRP) across vendors (Cisco, Meraki, Belden, Fortinet). Experience with network edge security (SDWAN, IPSEC) using tools like Cisco ISE, CheckPoint, and Umbrella. Higher education qualification or equivalent experience in engineering. Skills in stakeholder management, communication, and strategic decision-making. Desirable Experience: Previous experience in More ❯
BGP4 (multi–homing), OSPF (multi–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, maintaining, and troubleshooting multi–vendor More ❯
Endpoint Security & Threat Intelligence Strong understanding of networking fundamentals , including TCP/IP, routing (BGP, OSPF, EIGRP), switching, and VPN technologies . Familiarity with network security protocols such as IPSec, SSL/TLS, DNS security, and IDS/IPS . Hands-on experience with firewalls, cloud security solutions (AWS, Azure, GCP), and identity-based security models . Proficiency in technical More ❯
Broker)Endpoint Security & Threat Intelligence Strong understanding of networking fundamentals, including TCP/IP, routing (BGP, OSPF, EIGRP), switching, and VPN technologies. Familiarity with network security protocols such as IPSec, SSL/TLS, DNS security, and IDS/IPS. Hands-on experience with firewalls, cloud security solutions (AWS, Azure, GCP), and identity-based security models. Proficiency in technical solution selling More ❯
as access control lists, DDoS protection etc Management of Azure, AWS, and Google Computer Cloud Virtual Networks Configure and support WAN technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QOS, Multicasting, and both Layer 2 and Layer 3 connectivity Perform device upgrades specifically relating to Cisco Meraki Network devices and Palo Alto Firewalls Manage and maintain the organisation More ❯
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 Subnetting: Deep knowledge of TCP/IP networking, including … 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. Hands-On Implementation: Demonstrated experience in More ❯
