An SC cleared Operational Technology Security Specialist is required for an initial 6 month outside of ir35 contract. The clients site is Abingdon this is a hybrid role paying £450 per day outside ir35 for 4 days working remotely 1 day on site or £500oper day outside of ir35 for 4.5 days on site and .5 day remotely.The OT Security Specialist will lead the development and maturation of the Operational Technology (OT) security capability as part of a greenfield security programme. This includes defining and implementing an OT Security Strategy, developing policies and standards, and introducing appropriate security controls across OT environments. The OT Security Specialist will provide technical and governance oversight of OT security, ensuring alignment with industry frameworks (IEC 62443, NIST CSF, CAF, ISO 27001) and with enterprise cyber security objectives. The role will combine hands-on implementation, strategic oversight, and the creation of governance artefacts. You will also engage with engineering teams and managed service providers (MSPs) to ensure that OT security controls are effectively designed, implemented, and sustained. Experience with SIEM/SOC integration is valuable and considered desirable.Key Skills and experience:*Lead the design and delivery of the OT Security Strategy, policies, and standards.*Define governance processes for OT security, ensuring alignment with enterprise security frameworks.*Conduct OT risk assessments and gap analyses against recogni