Security Engineer
4 days ago
Chester
Rate: £500-£510 per day Location: Chester: 2-3 days per week onsite, remaining remote (full time) Duration: 12 months, view to extend Role Overview A leading enterprise organisation is seeking a highly technical Security Engineer to support a major Secure Web Gateway migration from Skyhigh (McAfee Web Gateway) to Blue Coat (ProxySG / Symantec / Broadcom). This role requires a true proxy engineer — someone with hands-on experience of SWG platforms who can translate policies, troubleshoot traffic flows, and own the migration workstream rather than follow scripted procedures. Key Responsibilities • Lead and deliver Secure Web Gateway migration activities from Skyhigh to Blue Coat, • Translate and rebuild proxy policies, SSL inspection rules, and exceptions, • Troubleshoot authentication, traffic flow, and policy issues during cutover, • Work closely with network teams to manage traffic steering and proxy routing, • Support testing, validation, and optimisation of the new proxy platform, • Own assigned migration workstreams end-to-end Required Technical Experience • Hands-on experience with Skyhigh Web Gateway and/or McAfee Web Gateway (MWG / CWS), • Hands-on experience with Blue Coat / ProxySG / Symantec / Broadcom, • PAC files, • SSL/TLS inspection and bypass, • Proxy authentication (Kerberos / NTLM / headers), • Explicit proxy traffic, • Proven ability to troubleshoot proxy traffic at depth Supporting Infrastructure (Desirable) • F5 or AVI load balancers, • Fortinet firewalls, • Bluecat DNS, • Enterprise network environments Key Attributes • Highly technical and hands-on, • Able to work autonomously and own delivery, • Comfortable operating without step-by-step runbooks, • Experience in regulated or large-scale enterprise environments preferred