Senior Security Engineer

Senior Security Engineer Hybrid (2 days onsite - London) / 12-month contract / Up to £700 PD (Inside IR35) / SC Cleared Role Overview: A prestigious public sector organisation is hiring two Senior Security Engineers with experience implementing Palo Alto Networks XSIAM within an enterprise highly secure government owner corporation. This is paying up to £700 PD Inside IR 35 to be based in London 2 x PW with some flex longer term. You must have active SC clearance. You will play a key role in implementing, configuring, and managing Palo Alto Networks XSIAM to improve threat detection, incident response, security monitoring, and operational resilience. This is an excellent opportunity for a senior security professional to support a major cyber security initiative, improving automation, security analytics, and compliance with evolving Government security standards, including the Cyber Assessment Framework (CAF) and Minimum Cyber Security Standard. Key Responsibilities: • Implement and manage Palo Alto Networks XSIAM security platform • Configure security policies, rules, and monitoring capabilities • Improve threat detection, response, and security automation • Investigate security alerts and support incident response activities • Integrate security tools and enhance operational workflows • Provide technical guidance to security and IT teams • Produce security reporting and support continuous improvement Essential: • Strong experience within Security Operations / SOC environments • Hands-on experience with Palo Alto Networks XSIAM or similar security platforms • Strong knowledge of threat detection, monitoring, and incident response • Experience with security tooling integration and automation • Ability to analyse security incidents and identify threats • Experience working in complex or regulated environments • Strong communication and stakeholder engagement skills • Active SC Clearance required Top 3 Evaluation Criteria: • Palo Alto Networks XSIAM / security platform implementation experience • Security operations, threat detection, and incident response expertise • Experience working within complex security environments and collaborating with stakeholders Interview Process: 1 stage process on Teams