Lead Cyber Security Assurance Consultant

At National Grid, our commitment to a cleaner, greener energy future is powered by the dedication and ingenuity of our people. Join our team as Lead Cyber Security Assurance Consultant and be a part of something bigger—where your unique skills and passions can make a real difference. Together, we are superpowered.

National Grid is hiring a Lead Cyber Security Assurance Consultant on a permanent basis. This position is based in Warwick and operates under a hybrid working model.

As Lead Cyber Security Assurance Consultant, you'll be responsible for providing cyber security assurance, risk management and consultancy expertise across National Grid Ventures' critical national infrastructure assets.

You’ll support compliance with the NIS Regulations and application of the Cyber Assessment Framework (CAF), ensuring cyber risks are identified, assessed and appropriately managed. Acting as a trusted advisor to business, technology and operational stakeholders, you'll provide independent challenge, assurance and practical security guidance to support secure and resilient operations.

• Lead and support cyber assurance activities across NGV assets and services.
• Coordinate and contribute to NIS compliance activities, including CAF assessments, assurance strategies and annual reporting.
• Support regulatory inspections and engagement with relevant authorities, including Ofgem and NCSC.
• Develop assurance plans and evaluate the effectiveness of cyber security controls.
• Conduct cyber security risk assessments for systems, projects, suppliers and operational environments.
• Support the identification, assessment and treatment of cyber risks.
• Maintain traceability between risks, controls, improvement activities and assurance outcomes.
• Provide independent review and challenge of risk decisions and mitigation plans.

• Provide pragmatic cyber security advice to business, project and operational teams.
• Review proposed technology changes and provide security recommendations aligned to policy, standards and risk appetite.
• Advise stakeholders on security requirements, control implementation and cyber resilience improvements.
• Promote secure-by-design principles throughout the project and operational lifecycle.

• Prepare reports, metrics and assurance updates for senior leadership and governance forums.
• Develop and maintain cyber security policies, standards, procedures and guidance.
• Build effective relationships with internal stakeholders, suppliers and external partners.
• Act as a trusted advisor on cyber security, risk management and assurance matters.

• Degree qualified or equivalent professional experience.
• Significant experience in cyber security assurance, risk management or consultancy roles.
• Demonstrable experience applying the NIS Regulations and Cyber Assessment Framework (CAF).
• Experience working within Critical National Infrastructure (CNI) or other highly regulated environments.
• Strong understanding of cyber risk management, security governance and assurance practices.
• Experience conducting cyber security risk assessments and control effectiveness reviews.
• Ability to influence stakeholders and communicate complex security issues to technical and non-technical audiences.
• Strong report writing, presentation and analytical skills.
• Energy, utilities or Operational Technology (OT) experience.
• Experience supporting regulatory inspections and external audits.
• Knowledge of security architecture and secure-by-design principles.
• Experience with supplier security assurance and third-party risk management.
• Familiarity with ISO 27001, IEC 62443, NIST CSF or similar frameworks.
• One or more relevant certifications would be advantageous, such as CISSP, CISM, SABSA, CRISC, TOGAF, GIAC or ISA/IEC 62443.

Competitive Salary: circa £70,000 – £87,000 per annum (based on capability, and experience)

• A competitive contributory pension scheme where we will double match your contribution to a maximum company contribution of 12%
• You will receive a bonus based on personal and company performance
• Flexible benefits such as a…