Network Engineer Location: London | 4 Days Onsite Salary: Competitive Excellent Benefits A global energy and commodities business is seeking a Network Security Engineer to join their London-based team. This is an exciting opportunity to work in a technically complex, security-driven environment supporting a wide range of infrastructure and network technologies. Key Responsibilities: Manage and maintain Checkpoint firewalls and Cisco network infrastructure Support Cisco ISE and Zscaler Internet/Private Access solutions Manage Data Centre colocation and vendor relationships Contribute to IT security prevention and awareness initiatives Essential Experience: Deep technical knowledge of Checkpoint firewalls, Cisco routers/switches, and Cisco ISE Experience with Zscaler (ZIA/ZPA), Splunk Strong understanding of IT security practices Cisco CCNA/CCNP certification or equivalent Desirable Experience: Background in supporting Windows Server, Linux, Active Directory, and Exchange Familiarity with VMware, VxRail, Rubrik, and backup/recovery processes Exposure to CUCM, LogicMonitor, Mimecast, Okta, and other security tools Benefits Package Includes: Competitive salary (up to £72,000 depending on experience) 10% employer pension contribution Discretionary performance bonus £6,000 London travel allowance Private medical insurance (single cover) 25 days holiday plus bank holidays Life assurance (4x basic salary) Business and leisure travel insurance This is a great opportunity to join a high-performing team within a prestigious international business. If you're looking for your next challenge in network security, apply now or get in touch to find out more. NetworkSecurity ITJobsLondon Cisco Checkpoint Zscaler SecurityEngineer HiringNow