OT Cyber Security Consultant
Home based with travel to Glasgow and UK-wide customer sites
Are you an OT/ICS cyber specialist who enjoys getting hands-on with red team activities in critical industrial environments?
Do you want a role that mixes penetration testing, threat emulation and resilience validation with security architecture and incident response?
Would you like to help major UK operators strengthen their cyber resilience across energy, water, renewables and manufacturing?
What's in it for you
28 days holiday plus bank holidays
Flexible working
Pension scheme
Life assurance policy
Private health care
Salary sacrifice programme
Mental health assistance programme
Cycle to work scheme
Green car scheme
Support in achieving or maintaining chartered status (e.g. IET, BCS, CIISEC) with professional membership fees covered
What will you be doing?
Delivering OT-focused red team activities with specialist partners, including penetration testing, adversary simulation and incident response exercises
Planning and executing security assessments and incident response exercises in OT/ICS environments
Developing and implementing attack scenarios and detection use cases using frameworks such as MITRE ATT&CK for ICS
Performing vulnerability assessments, threat modelling and attack path analysis to identify and address security weaknesses
Supporting risk assessments and compliance against standards such as IEC 62443, NIST SP800-82 and NIS-R
Helping deploy, configure and maintain OT cybersecurity and security monitoring solutions
Contributing to crisis simulations, incident response plans and cybersecurity awareness training
Preparing reports, documenting findings and recommending improvements to strengthen cyber resilience
Supporting proposal development and wider service delivery documentation
Where you'll be doing it
You'll be joining a long-established advanced systems integrator focused on operational technology and digital transformation. They deliver complex, business-critical projects across highly regulated industrial sectors including energy, water, renewables and manufacturing, helping clients optimise performance and manage cyber risk at scale.
What you'll need
A degree in Engineering, Computer Science or a related discipline, plus around 35 years' practical cyber security experience
Hands-on experience in offensive security (penetration testing, vulnerability assessment, adversary simulation)
Working knowledge of ICS/OT environments (e.g. SCADA, PLCs, RTUs) and securing IT/OT interfaces
At least one relevant ICS/OT certification (e.g. SANS GICSP, SANS GRID, or IEC 62443)
Familiarity with ICS protocols (MODBUS, OPC, DNP3) and core network security principles (switching, routing, firewalls)
Experience deploying or supporting OT cybersecurity solutions and monitoring tools
Ability to develop attack scenarios and validate security posture against recognised frameworks (e.g. NIST 800-53/82, IEC 62443)
Exposure to incident response, including testing and improving detection and response capabilities
Strong communication and stakeholder engagement skills, comfortable with both technical and non-technical audiences
Eligible for UK Cyber Security Council Practitioner registration (or close to it SFIA Level 4)
Eligible for SC clearance
We appreciate your CV may not be up to date. No problem, just apply and we can deal with that later.
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