Are you a Detection Engineer ready to take on the fight against modern adversaries?Join a well-established SOC working with high-profile Defence clients, where your expertise genuinely matters.In this hands-on technical role, you'll own the end-to-end design, development and maturity of detection logic across SIEM platforms-engineering effective responses to real-world attacker techniques. You'll operate with a high degree of autonomy, acting as a trusted SME across multiple secure environments within a complex MSSP setting.This is a standout opportunity to advance your career at the sharp end of cyber defence.Location: Hybrid working - 2 days per week in our Farnborough office.Security: You must hold or be eligible for SC Clearance.What you'll be doing:<ul><li>?Design, build, test and continuously refine advanced SIEM detection logic, including rules, correlations and analytics.</li><li>Research emerging threats, vulnerabilities and adversary TTPs, mapping them to MITRE ATT&CK to close detection and visibility gaps.</li><li>Tune and validate detections to minimise false positives and deliver high-fidelity alerts for SOC analysts.</li><li>Act as a technical authority, providing expert guidance to SOC Analysts, Architects and Engineers to strengthen overall detection capability.</li><li>Define, implement and maintain technical detection standards across environments.</li><li>Clearly communicate complex technical risks and detection logic to both technical teams and non-technical stakeholders.</li></ul>What you'll bring:<ul><li>Deep SIEM expertise, building advanced detection logic, automation and complex queries in Splunk (SPL) and Microsoft Sentinel (KQL).</li><li>A proven track record delivering complex detection engineering projects within enterprise or MSSP environments.</li><li>Strong analytical skills, with the ability to break down sophisticated attacks into actionable detection patterns.</li><li>Confidence to own technical delivery end-to-end, driving work through to completion with minimal escalation.</li><li>Expert knowledge of MITRE ATT&CK, with real-world application in detection engineering.</li><li>A BSc in Computer Science, IT, or a related discipline.</li><li>Solid scripting skills in Python, PowerShell, or similar, supporting automation and data manipulation.</li><li>Experience developing detections in QRadar and/or conducting EDR-focused threat hunting (e.g. CrowdStrike, Microsoft Defender for Endpoint).</li><li>Broad infrastructure awareness across Cloud (Azure/AWS), on-prem, and SaaS / PaaS / IaaS environments.</li></ul>If you are interested in this role but not sure if your skills and experience are exactly what we're looking for, please do apply, we'd love to hear from you!Employment Type: Full-time, Permanent.Location: Hybrid: 2 days per week in Farnborough.Security Clearance Level: SC Cleared or eligible.Internal Recruiter: Jane.Salary: To £65,000.Benefits: 25 days annual leave with the choice to buy additional days, health cash plan, life assurance and pension. Sopra Steria:Our Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.<img src="https://www.jobg8.com/Tracking.aspx?mvZ2aGq5iQVi2jLJvEfdE814a4Pz%2fGKAf" width="0" height="0" />

Senior Leak Detection Engineer

Senior SOC Detection Engineer

Senior Leak Detection / Building Diagnostics Engineer

Senior Detection Engineer

Job description

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