Salary: £18,000 - 21,000 per year Requirements: SC Clearance (mandatory) Proven experience delivering security solutions in project or consultancy environments Strong understanding of firewall technologies, network security, and enterprise networking Experience with Palo Alto Strata (Next-Generation Firewalls) Experience with Panorama Experience working in public sector or highly regulated environments Responsibilities: Design, implement, configure and support Palo Alto Strata (NGFW) and Panorama environments Deliver firewall deployments, upgrades, and migrations from legacy platforms Provide centralised firewall management using Panorama Define and implement security policies, NAT, routing, VPNs, and security profiles Optimise firewall performance, security posture, and rule bases Troubleshoot complex network and security issues Produce high-quality technical documentation (HLDs, LLDs, implementation and handover documents) Work closely with technical teams and stakeholders in public sector environments Technologies: Firewall Support NAT Network Security More: We are a leading cyber security consultancy, dedicated to delivering exceptional network security solutions. This role offers a competitive rate of £600-£700 per day and allows for a hybrid work environment based in London, with 1-2 days per week on-site. You will be joining a talented team that focuses on complex, enterprise-scale challenges across the public sector, ensuring secure and resilient network security infrastructures. last updated 4 week of 2026