security solutions around network infrastructure. Collaborating with cross-functional teams to enhance security policies, identify vulnerabilities, and optimise network tools. Engaging with firewalls such as Checkpoint, Cisco, or PaloAlto, and managing secure proxy solutions like Bluecoat and Riverbed. Monitoring, troubleshooting, and fine-tuning network architectures, routing, switching, VLANs, and load balancing features. Network Security Engineer … experience & skills Strong understanding of networking principles - TCP/IP, DNS, routing, switching, VLANs, and load balancing. Hands-on experience configuring, maintaining and troubleshooting firewalls (Checkpoint, Cisco, PaloAlto, Bluecoat). Knowledge of IPS/IDS, SSL decryption, deep packet inspection, and VPNs. Experience managing secure proxy solutions, and monitoring platforms like Nagios or PRTG. Familiarity More ❯
OSPF Network segmentation and high availability design Hands-on experience with Cisco network equipment (CCNP level or equivalent knowledge preferred). Good working knowledge of Fortinet (FortiGate) and PaloAltoNetworks firewalls. Comfortable operating independently and proactively solving problems. Additional Information: Must be able to commit to full-time onsite presence (5 days a week) in More ❯
Stevenage, Hertfordshire, England, United Kingdom Hybrid / WFH Options
MBDA
you: ESSENTIALS Solid understanding of networking principles (TCP/IP, DNS, routing, switching, VLANS and load balancing) Strong expertise in configuring, maintaining and troubleshooting firewalls e.g. Cisco, Checkpoint, PaloAlto Demonstrable hands-on experience in next-gen firewalls and advancing security features like IPS/IDS, SSL decryption and deep packet inspection. Proven experience in managing More ❯
change management, and stakeholder management. What we would like to see on your CV External professional certification in security disciplines, e.g., Fortinet NSE 4, Cisco CCNP, Checkpoint CCSE, Palo Alto. Knowledge of TCP/IP & OSI model and data network operations. Understanding of engineering best practices and continuous delivery. Experience with incident and escalation management. Willingness to undergo More ❯
overall resilience. This role isn't just reactive - you'll also help design, implement and maintain secure network solutions. 🔧 What You'll Be Doing Managing and troubleshooting firewalls (PaloAlto, Checkpoint, Cisco) Supporting proxies (Bluecoat, F5), VPNs, and load balancing Monitoring traffic and analysing logs (using tools like PRTG, Nagios, etc.) Responding to incidents, tuning systems More ❯
overall resilience. This role isn't just reactive - you'll also help design, implement and maintain secure network solutions. 🔧 What You'll Be Doing Managing and troubleshooting firewalls (PaloAlto, Checkpoint, Cisco) Supporting proxies (Bluecoat, F5), VPNs, and load balancing Monitoring traffic and analysing logs (using tools like PRTG, Nagios, etc.) Responding to incidents, tuning systems More ❯
watford, hertfordshire, east anglia, united kingdom
Henderson Scott
overall resilience. This role isn't just reactive - you'll also help design, implement and maintain secure network solutions. 🔧 What You'll Be Doing Managing and troubleshooting firewalls (PaloAlto, Checkpoint, Cisco) Supporting proxies (Bluecoat, F5), VPNs, and load balancing Monitoring traffic and analysing logs (using tools like PRTG, Nagios, etc.) Responding to incidents, tuning systems More ❯