Security Engineer (Tenable One) - Contract Location: Remote, UK Contract Length: 6 months Initial Contract IR35 Status: Inside IR35 Extension: High probability of extension Security Clearance: Active UK Security Clearance required Overview My client is seeking an experienced Security Engineer with strong hands-on expertise in Tenable One to join their Security Engineering team on an initial six-month contract. This role requires an individual with extensive experience of Tenable One within large-scale enterprise environments, coupled with the ability to support, enhance, and optimise vulnerability and exposure management capabilities. Key Requirements Tenable One (Essential) Demonstrable hands-on experience implementing, configuring, administering, and optimising Tenable One. Strong understanding of vulnerability management, exposure management, asset discovery, risk-based prioritisation, and reporting within the Tenable ecosystem. Experience integrating Tenable One with wider security tools, operational processes, and enterprise environments. Ability to create meaningful dashboards, metrics, reporting, and executive-level insights. Experience developing automations and integrations using Scripting and APIs. Knowledge of Attack Surface Management (ASM) and exposure management principles is highly desirable. Active UK Security Clearance is required. Candidates should hold current Security Check (SC) clearance or higher. Due to the nature of the work, sponsorship or clearan