Senior Operational Technology (OT) Security Consultant

About the Opportunity

We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive and diverse team who always strive to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family‑friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships. We also give back to our communities through our Collectively program which incorporates matched‑funding, paid volunteering time and charitable donations.

We’ll be looking for proactive and collaborative Cyber Security Professionals to work within our Nuclear market, providing a range of security services. You will support across the full spectrum of security engineering activities in support of the design, development, integration, delivery, and in‑service support of complex technical projects. You will collaborate with the team to deliver cyber security solutions, address risks, and support secure and resilient digital transformation across the information and operational technology environments. The role is initially Nuclear focused, but you will have the opportunity to work across multiple market sectors.

Key Responsibilities

• Develop security requirements, architecture, and design for complex OT systems.
• Develop cyber security assessment approaches.
• Specify and implement a robust security risk management process.
• Support accreditation activities with the client and regulating authorities.
• Conduct security reviews and risk assessments in accordance with IEC 62443.
• Provide technical assistance to business development.
• Maintain familiarity with legislation and regulations of relevance.
• Build and maintain relationships with internal and external stakeholders.

What You’ll Need

• Experience in similar roles or transferable skills within a similar role.
• Certified Information Systems Security Professional (CISSP) or Certified Information Security Management (CISM) qualification.
• SANS Global Industrial Cyber Security Professional (GICSP) would be a plus.
• Able to travel to the client site on a semi‑regular basis, averaging two to three days per week.
• Cyber Security work experience (with a significant focus on Operational Technology during that time).
• Practical experience of IT and OT cyber security risk/threat assessment approaches.
• Understanding of design considerations with emphasis on operational safety and the availability/security of operating environments.
• Working knowledge and hands‑on experience in a variety of operating systems and Operational Technology environments.
• Experience of security engineering and associated solutions (Endpoint Protection, IDS/IPS, Firewalls, etc.) for IT and OT environments.
• Working knowledge and understanding of networking technologies including architectures, key components, and common IT/OT protocols.
• Certifications – Cybersecurity.