Senior Network Engineer Salary: Up to £65,000 DOE + On-Call Allowance and Paid CalloutsLocation: Essex - HybridEmployment: Full Time, Permanent This is an opportunity to join a well-established UK technology services business operating across managed networks, ISP services and datacentre infrastructure. Supporting a diverse customer base that includes enterprise and critical national infrastructure environments, the business designs, delivers and manages complex, highly available network solutions across the UK. We''re looking for a Senior Network Engineer with strong service-provider networking experience who is confident working across routing, switching, firewalls and datacentre infrastructure. This is a genuinely hands-on senior engineering position. You''ll work across both internal ISP/datacentre infrastructure and complex customer environments, taking ownership of network projects from initial design and implementation through to migration, troubleshooting and ongoing support. At the heart of the environment are Cisco Nexus, Cisco ASR, Fortinet and BGP, so you''ll need to be technically strong across these technologies rather than simply having supported them at a high level. The Role Working within an established Network Operations function, you''ll act as a senior technical point of escalation whilst helping develop and maintain both service-provider infrastructure and managed customer networks. You''ll take ownership of installation and migration projects, ..... full job details .....