Senior Network Engineer
27 days ago
London
Network Engineer Rate - £500 (A day) Duration - 6 Months (Initially) Location - SW London IR35 - Outside Role Overview We are looking for a Senior Network Engineer to support a network refresh and transformation programme within a university environment. This role is hands-on and will involve working closely with internal IT teams and key stakeholders across the institution. The successful candidate will contribute to the migration from Cisco to Extreme Networks infrastructure, with a strong focus on delivering robust, high-performing wired and wireless services that meet the needs of students, faculty, and staff. Key Responsibilities • Support the design and implementation of network infrastructure as part of the Cisco to Extreme Networks migration., • Configure and deploy wired and wireless network solutions across campus environments., • Work collaboratively with key university stakeholders to understand requirements and minimise disruption during change., • Assist in network assessments, site surveys, and optimisation activities., • Execute migration activities, including staging, deployment, testing, and validation., • Troubleshoot and resolve complex network issues across LAN, WAN, and WLAN., • Ensure high availability and performance of wireless networks, particularly in high-density environments (e.g., lecture halls, student accommodation)., • Assist with the production and maintenance of technical documentation (LLDs, configurations, operational guides)., • Adhere to network security standards and best practices., • Strong experience as a Network Engineer in enterprise or campus environments., • Hands-on experience with Extreme Networks (switching, routing, and wireless)., • Solid background in Cisco networking technologies., • Hands-on experience working with ClearPass NAC, • Hands-on experience working with Palo Alto firewalls, • Proven expertise in wireless networking, including design, deployment, and troubleshooting., • Experience working in Higher Education (HE) or similar large, multi-site campus environments., • Strong knowledge of:, • Layer 2 & Layer 3 networking (VLANs, STP, EIGRP, OSPF, BGP), • Wireless standards and RF optimisation, • Network security fundamentals (ACLs, segmentation, NAC), • Experience supporting network migration or transformation projects., • Experience with ExtremeCloud IQ or equivalent network management platforms., • Understanding of automation/scripting (e.g., Python, Ansible)., • Relevant certifications (e.g., Extreme Networks, Cisco CCNP, CWNA/CWNP)., • Experience supporting large-scale wireless deployments in high-density environments.