OT Cyber Security Officer

RWE Gruppe; Huntingdonshire; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading power generation company is seeking an experienced OT Cyber Security Engineer to secure OT systems and ensure reliable operations at power stations. Responsibilities include implementing security strategies, managing compliance, and conducting audits. The ideal candidate will have a technical background in engineering or computer science, proven experience in OT infrastructures, and strong stakeholder engagement skills. This position offers flexible working arrangements and competitive benefits.

Benefits

Flexible and hybrid working

Company pension scheme

Employee share save programme

Membership discounts

Employee Assistance Programme

Qualifications

• Proven experience in OT infrastructures and application architectures.
• Familiarity with power plant operations is advantageous.
• Knowledge of regulatory standards like CAF and ISO/27001 is a plus.

Responsibilities

• Implement the OT Security Strategy within designated regions.
• Manage compliance with NIS/CAF Regulations across OT environments.
• Conduct periodic compliance reviews and risk assessments.

Skills

Knowledge of OT infrastructures

Stakeholder engagement

Project planning

Business fluent in English

Education

Completed university or technical college studies in engineering or computer science

Tools

CISSP

Security+

Modbus

DNP3

OPC

PROFINET

Job description

Locations: Didcot, Great Yarmouth, St Neots, Isle of Wight, Ellesmere Port & Grimsby

We are seeking an experienced and dedicated OT cyber security engineer to join our team at RWE, a leading power generation company. You will play a pivotal role securing OT systems and infrastructure to ensure the safe, reliable and secure operations of our power stations. This role combines strong governance responsibilities with hands‑on security activities to ensure that OT Security controls are effectively implemented and enforced at operational sites in a pragmatic manner. This role will require regular travel within the UK.

Responsibilities

• Implementation of the OT Security Strategy within RWE Generation at the sites within the designated region of responsibility
• Manage and monitor compliance with NIS/CAF Regulations across OT environments
• Conduct and document periodic compliance reviews, audits and risk assessments of OT systems
• Development, evaluation and continuous adaptation of best practice solutions and regulations in the area of OT security (definition of procedures, standards, concepts, etc.)
• Identify, assess and manage OT security risks, escalating appropriately to management
• Provide assurance to site management on OT security and regulatory compliance
• Support deployment and verification of OT security controls across power station sites (e.g. access controls, network segmentation, monitoring, patch management)
• Provide guidance and oversight on incident response, disaster recovery and business continuity plans for OT
• Collaborate with IT/OT engineering and operations teams to ensure security by design in new projects and upgrades
• Communicate OT security risks, compliance status, and incident findings clearly to both technical and non‑technical stakeholders
• Influence and guide site personnel, engineers and management to implement required controls

What we expect

• Completed university or technical college studies in engineering, computer science, mathematics, engineering or comparable education
• Proven experience of OT infrastructures and OT application architectures in the energy sector/process industry
• Knowledge of power plant operation would be advantageous
• Familiarity with Modbus, DNP3, OPC and PROFINET
• Experience in planning and leading projects
• Excellent skills in reporting and engaging with management, influencing and engaging stakeholders at all levels
• Business fluent in English
• Clear team orientation and high integrity
• Knowledge of regulatory standards, CAF, ISO/27001 would be advantageous
• Relevant certification, CISSP, Security + would be highly desirable
• Completion of SC Vetting

What we offer you

We aim to make your time with us as rewarding as possible by fostering a supportive and inclusive environment. Alongside competitive pay and opportunities for growth, we care about your well‑being and the balance between work and life.

• Flexible and hybrid working, enabling a balance between remote work and in‑office collaboration
• Company pension scheme to help secure your future
• Employee share save programme giving you a stake in our success
• Membership discounts to keep you active and energised
• Employee Assistance Programme offering confidential guidance and support