Principal OT Cyber Security Consultant
Up to £110,000 base salary
Remote (client site travel) | SC Clearance required
Overview
An opportunity is available for a Principal Consultant specialising in Operational Technology (OT) Cyber Security to support high-profile programmes within secure and regulated environments.
This position will suit a senior professional who is comfortable leading engagements, advising stakeholders at all levels, and delivering practical security solutions across complex industrial and operational systems.
Due to the nature of the work, DV clearance is required so you must be eligible. This means being a British citizen and living in the country for at least 10 years.
What You’ll Be Doing
- Taking a leading role in delivering cyber security solutions across OT and industrial environments
- Shaping secure architectures and embedding security into operational systems and processes
- Conducting risk assessments, threat analysis, and security reviews within critical environments
- Advising clients on compliance with key cyber security standards and regulatory expectations
- Supporting assurance and accreditation activities in sensitive programmes
- Engaging directly with stakeholders to provide clear, pragmatic security guidance
- Driving best practice across OT security strategy, governance, and implementation
- Contributing to wider business initiatives including client growth and solution development
What We’re Looking For
- Strong background in Operational Technology / Industrial Cyber Security
- Experience operating at a senior or principal consultant level, leading complex engagements
- In-depth understanding of industrial control systems, SCADA, and OT networks
- Practical experience performing risk assessments across IT/OT environments
- Familiarity with industry standards and frameworks such as:
- IEC 62443
- NCSC CAF
- NIST CSF
- ISO 27001
- Knowledge of industrial communication protocols and OT networking concepts
- Ability to balance security with safety and operational continuity
- Excellent communication skills with a strong client-facing approach
Nice to Have
- Recognised security certifications (e.g. CISSP, GICSP)
- Previous experience in defence, national infrastructure, or highly regulated sectors
Key Details
- Salary £110,000
- Contract: Initial term with potential extension
- On-site presence required 2–3 days, twice per month
Principal OT Security Consultant in Portsmouth employer: InfoSec People Ltd
Join a dynamic and growing organisation in the cyber security sector, where you will thrive in a collaborative and supportive team environment. With hybrid working options and structured career development opportunities, this role as a Service Coordinator offers you the chance to take ownership of your responsibilities while being exposed to cutting-edge technologies. Enjoy a competitive salary and benefits package, all while contributing to meaningful operational processes that ensure exceptional customer service.
