Senior OT Security Consultant — Energy Sector

Waterstons Limited; Glasgow; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Unlimited holidays

Private healthcare

Flexible holiday allowance (min 30)

Job summary

Waterstons Limited is seeking a Senior Information Security Consultant with deep OT cyber security expertise. The role focuses on security across OT environments, with travel to client sites around Glasgow and surrounding areas as required.

You will mentor peers, deliver assessments, and contribute to growing Waterstons' OT security capability. Ideal candidates bring 5+ years in OT security consultancy, strong governance and risk background, and hands-on experience with IEC 62443, NIST CSF,

Qualifications

• Five+ years delivering OT cyber security consultancy, with energy-sector experience.
• Extensive experience defining, reviewing and assuring OT security architectures across complex environments.
• Experience in security governance, risk and assurance, including risk methodologies, leading comprehensive risk assessments and audits.
• Practical experience applying recognised frameworks and standards: IEC 62443, NIST CSF, NIST SP 800-82, ISO/IEC 27001 and the NCSC Cyber Assessment Framework.
• Experience planning, managing and delivering consultancy engagements, with stakeholder management and budgeting.
• Enjoys a varied environment, sharing knowledge to help colleagues.

Responsibilities

• Deliver OT cyber security consultancy engagements across a range of clients and sectors.
• Perform OT security assessments, gap analysis and risk assessments against recognised frameworks and standards.
• Develop pragmatic recommendations that improve cyber resilience while supporting operational requirements.
• Produce high-quality reports, presentations and client-facing deliverables.
• Build trusted relationships with client stakeholders across both operational and technology teams.
• Support proposal development, bids and client growth opportunities.
• Mentor junior consultants and contribute to knowledge sharing across the cyber team.
• Work with Principal Consultants and senior leadership to develop Waterstons' OT security capability.

Job description

Waterstons Limited is seeking a Senior Information Security Consultant with deep OT cyber security expertise. The role focuses on security across OT environments, with travel to client sites around Glasgow and surrounding areas as required.

You will mentor peers, deliver assessments, and contribute to growing Waterstons' OT security capability. Ideal candidates bring 5+ years in OT security consultancy, strong governance and risk background, and hands-on experience with IEC 62443, NIST CSF,