Salary: £18,000 - 21,000 per year Requirements: Strong background in security engineering or security operations, ideally within OT or regulated environments Hands-on experience with EDR, NDR, XDR, SIEM, endpoint security, network security, or ICS monitoring Good understanding of threat models, adversary tactics, and defensive frameworks Experience integrating security tooling into SOC environments (e.g. SIEM/XDR platforms) Comfortable working independently while engaging confidently with technical and non-technical stakeholders Exposure to OT environments and standards (e.g. NIS, NIS-CAF) is highly desirable Responsibilities: Lead the implementation, configuration, and optimisation of OT security technologies (EDR, ITDR, NDR, ICS monitoring) Integrate OT security tooling with a central SOC/SIEM environment (including alerting, detection, and response tuning) Take a threat-led approach to security configuration, aligned to MITRE ATT&CK, Cyber Kill Chain, and relevant threat intelligence Roll out endpoint and ICS monitoring agents across OT environments, including remote and critical locations, while collaborating with operational teams to minimise disruption Establish operating models, alerting processes, and clear RACI ownership for OT security platforms Support incident response activities and continuous improvement of detection capability Work with vendors, security teams, and OT stakeholders to maximise value and platform performance Produce clear management information and security insights from deployed technologies Technologies: Support Network Security More: We are a leading organization based in South Wales offering a challenging contract role for an OT Security Engineer. This position, which is hybrid with a focus on hands-on technical work, pays between £600 to £700 per day and is outside IR35 for a duration of 12 months, starting ASAP. In this role, you will have the opportunity to make a significant impact while working closely with SOC, security architecture, and incident response teams in a complex and dynamic environment. last updated 17 week of 2026