Head of Cyber Security

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Role

Role function

Security From the posting source checked Jun 20, 2026

Seniority

Senior From the posting source checked Jun 20, 2026

Schedule

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Weekend work

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Company

Company stage

Public-company From the posting source checked Jun 20, 2026

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About this role

Head of Cyber Security Hemel Hempstead, England, United Kingdom Company Description: Smiths Detection , a global leader in threat detection and screening technologies for aviation, ports & borders, defense, and urban security. Our expertise is spread across 5 R&D centers, 21 Global Offices and 7 Manufacturing Sites with 3000 Brilliant minds globally contributing for over 40 years at the frontline which enables us to deliver the solutions needed to protect our society from any threat and illegal passage of explosives, prohibited weapons, contraband, toxic chemicals, and narcotics. Every minute of every day, our technology and talented team members help to make the world a safer place - https://youtu.be/JmcKLJTrHLc Job Description: Own and lead Smiths Detection's enterprise cybersecurity posture through separation and into steady-state operations. Establish an effective security operating model (internal + vendors), reduce cyber risk, and ensure security is embedded into technology delivery and day-to-day operations. This is a hybrid role, Hemel Hempstead, Hertfordshire as the office location. Duties: Cyber strategy & operating model: define and execute the Detection cybersecurity strategy aligned to business priorities and the separation roadmap; establish “Day 1 secure” and “Day 100 independent” outcomes. Security operations & incident response: lead Detection's incident management, response readiness, and crisis communications; ensure effective monitoring and detection via SOC/MDR partners; maintain playbooks and conduct exercises. Threat & vulnerability management: run vulnerability management across endpoints, servers, network and cloud; coordinate remediation with IT and product/engineering stakeholders; track risk exceptions. Identity & access security (with IT Ops/IAM): ensure strong IAM controls

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