Senior Network SRE (Contract)Location: On-site 5 days a week in London Rate: 500 per day Contract: Inside IR35We''re looking for a Senior Network Site Reliability Engineer (SRE) to join a global network operations team supporting large-scale, business-critical infrastructure. This is a hands-on, high-impact contract role where you''ll play a key part in keeping complex network environments reliable, scalable, and performant.You''ll take ownership of major incidents, troubleshoot deep technical issues, and drive automation and observability across a multi-vendor estate. The role: Lead incident management for critical network issues, owning resolution during outages and high-pressure situationsTroubleshoot complex network problems across routing, switching, firewalling, and wireless environmentsProvide technical leadership, setting direction and mentoring other engineersOperate in a 24/7 environment, participating in a shift-based support modelWork across a multi-vendor estate, including Arista, Cisco, Cumulus, Palo Alto, Check Point, F5, Netscaler, Aruba, Mist, A10, Spectrum Ethernet, and InfiniBandSupport network security and segmentation, including VPN solutions such as GlobalProtect and AnyConnectDrive automation and observability, using modern monitoring, alerting, and configuration toolsContribute to innovation projects, including wireless design and AI cluster deployments Requirements: 10+ years ofhands-on experience in network engineering and operationsDeep expertise in