Role: Senior Network EngineerLocation: Uxbridge (Hybrid - 3 Days In-Office Weekly)Salary: £43,000 - £55,000Network IT is recruiting for a Senior Network Engineer to join a leading institution in London. This permanent role offers the opportunity to take a lead position within the Network Team, ensuring the efficient operation, development, and security of large-scale enterprise networks.You''ll be responsible for designing, implementing, and supporting complex network infrastructure, providing 3rd line support, and acting as a subject matter expert across multiple networking domains. This role will suit an experienced engineer who enjoys solving complex problems, driving innovation, and leading on technical projects.Key Responsibilities:Lead the design, development, and enhancement of enterprise network services.Provide advanced 3rd line support for wired, wireless, and connectivity issues.Act as SME across at least three technology areas (eg Security, Wireless, Routing andamp; Switching, NAC, Firewalls, Telephony).Deliver expertise in network infrastructure design, installation, and documentation.Support critical infrastructure areas and ensure resilience of network services.Monitor and optimise network services using management and diagnostic tools.Contribute to projects, change management, and continuous service improvements.Mentor and support junior engineers and front-line support teams.Experience Requirements:Strong technical background in enterprise networking, includi