Salary: £126,000 - 126,000 per year Requirements: 5 years of experience in vulnerability management domain Experience working with web proxy teams and vulnerability assessment operational issues Experience in design and implementation of enterprise-wide security controls Hands-on experience with security tools such as network firewalls, web proxies, and penetration testing tools Understanding of TCP/IP networking concepts and DNS 3 years of related Identity Management tools engineering experience Familiarity with CyberArk, Splunk, and Tenable - Nessus Knowledge of network engineering required for onboarding and remediating networking devices Proactive attitude Desirable: Previous experience in the financial sector Working experience with ITIL processes Knowledge of ServiceNow and/or Remedy Ticket Management Systems Security Certification (MCSE, MCSA, CISSP, or better) Responsibilities: Install and configure Nessus, Nessus Manager, Nessus Agents, Log Correlation Engine, Nessus Network Monitor, and Security Centre on Linux/Unix and Windows environments Secure Tenable server and enable SSL Integrate Tenable products with LDAP, Active Directory, and CyberArk Create Tenable organisations, repositories, and scan zones Manage local and LDAP-based user accounts Configure Tenable plugins/feeds and add audit files License the product both online and offline Add scan policies, audit policies, and credentials to Security Centre and Nessus Manager Configure Nessus Manager scan pulls to Security Centre Import and add dashboards to Tenable - Nessus Define scan and audit policies Schedule scans and generate scan reports Analyze and validate scan results Monitor dashboards and configure them appropriately Technologies: Active Directory ITIL LDAP Linux Network Security ServiceNow Splunk TCP/IP Unix Web Windows Cloud DevOps Firewall More: We are seeking an experienced Nessus engineer to join our security team at a major organization. Our team focuses on robust vulnerability management and the administration of Tenable systems. We offer a dynamic work environment, opportunities for professional growth, and the chance to be part of an impactful security initiative. This role requires a hands-on approach and expertise in managing various aspects of the Tenable solution. Join us in enhancing our security posture and contributing to a safer digital environment. last updated 6 week of 2026