OT Security Engineer

Security OT EngineerRate: £500 - £550 Inside IR35Duration: 6 monthsLocation: South West (Bristol) - 2 days per week onsiteThe Role:We''re hiring an experienced Security OT Engineer to support the protection and evolution of complex Operational Technology (OT) and industrial control system environments.This role sits within a Security Operations function but is heavily engineering focused, combining hands on OT security tooling, detection engineering and incident response to strengthen resilience across critical infrastructure.Key Responsibilities:Act as the OT security engineering SME, supporting both operational and project based activitiesEngineer, configure and optimise OT security platforms (e.g. OT NDR tools such as Claroty or equivalent)Develop and refine detection rules, alerting logic and monitoring coverage across OT and IT/OT convergence pointsLead technical investigations and incident response for OT-related cyber eventsAnalyse industrial network traffic to identify anomalies, threats and protocol misuseIntegrate OT telemetry into SIEM and EDR platforms to enhance visibility and correlationSupport secure by design initiatives for new OT systems, including segmentation and access control validationAssess vulnerabilities in OT systems and implement practical, risk-based remediation strategiesDrive continuous improvement in OT security posture, tooling effectiveness and detection capabilityMaintain and enhance OT security documentation, playbooks and engineering ..... full job details .....