Senior ot consultant

Senior Cyber Security Consultant/Senior OT Consultant
Location: Sheffield
Working Pattern: Hybrid - up to 3 days a week onsite
Clearance: DV Clearance Essential
Employment Type: Permanent or Contract
Salary (perm): £75,000 - £85,000
Day rate (contract): £600-£750
IR35 status: Inside

About the Organisation
A leading defence and national security organisation is seeking a Senior Operational Technology (OT) Consultant/Senior Cyber Security Consultant to support a major new facility build within the defence nuclear sector.
You'll join a small cyber/OT team with Principals and Junior Consultants. The role exists to take workload from Principal Consultants while also mentoring juniors and delivering hands-on technical work.

Key Responsibilities

1. Lead OT cyber security deliverables on a major nuclear/defence programme.
2. Conduct OT security risk assessments on equipment, systems and industrial environments.
3. Coordinate with project teams and vendors to gather technical information and validate system details.
4. Deliver security compliance activities and technical implementation aligned to standards such as IEC 62443.
5. Produce security documentation, risk records and technical guid...