Senior Network Engineer Salary: £75,000 Location: Oxford (Hybrid) We are recruiting on behalf of a well-established, global organisation with a complex enterprise network environment and an ongoing programme of infrastructure investment. This is a permanent, in-house role offering real ownership across a large, multi-site estate. The position suits a senior, hands-on network engineer who enjoys autonomy, working across varied technologies, and contributing to meaningful transformation projects rather than operating in a narrow or siloed role. The Role You will be responsible for the delivery, optimisation, and ongoing support of a global enterprise network, working closely with internal stakeholders and technical teams. Key responsibilities include: * Supporting and improving enterprise LAN, WAN, campus, and data centre networks * Contributing to a major firewall refresh project * Working across multiple international sites and data centres * Taking ownership of network delivery and continuous improvement * Supporting cloud connectivity and modern network services * Assisting with vendor evaluation and technology selection Technical Environment * Cisco (routing, switching, campus, firewalls) * Arista (including data centre networking) * Infoblox * Meraki (wireless) * WAN connectivity and global networking * Cloud networking exposure (AWS) * Some automation using Ansible About You * Strong experience in enterprise network environments * Comfortable working across a broad technology stack * Experience in MSP or complex multi-site environments beneficial * Proactive, autonomous, and delivery-focused mindset * Not narrowly specialised or service-provider siloed * CCNP / CCIE-level capability welcomed, but certifications are not essential Working Pattern * Hybrid working model * Oxford-based role This is an opportunity to join a stable organisation with a genuinely interesting technical environment, offering long-term ownership and exposure to large-scale enterprise networking. Apply now or contact us for a confidential discussion