Job Description

ISMS Officer

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Location(s):

Hythe, HAM, GB, SO45 3BP Cowes, IOW, GB, PO32 6JS Great Yarmouth, NFK, GB, NR30 3PY Grimsby, LIN, GB, DN31 3SY Little Barford, CAM, GB, PE19 6YT Cheshire, Cheshire, GB, CH65 1AF Didcot, OXF, GB, OX11 7YU

About the role

We are seeking an experienced and dedicated OT security engineer to join our team at RWE, a leading power generation company. This position will focus on securing OT systems and infrastructure to ensure the safe, reliable and secure operations of our power stations. You will be responsible for protecting critical assets from cyber threats, implementing security best practices and maintaining compliances with regulatory standards. This role will require travel within the UK.


Implement the OT Security Strategy at RWE Generation's Mid Merit sites and deliver security improvements across these locations. Support site operations of the ISMS, including risk analyses, audits, selection and monitoring of measures, and effectiveness checks. Develop, evaluate, and adapt best practice ISMS solutions and regulations, including defining procedures, standards, and concepts. Translate security requirements into practical processes, technical documentation, and work instructions for site technicians. Report on the status of security measures, incidents, and vulnerabilities to relevant stakeholders. Conduct site cyber risk assessments and participate in the design of new projects to ensure secure implementation. Coordinate with central teams to address and resolve OT security incidents and vulnerabilities. Evaluate relevant attacks, technologies, and trends in OT security; advise and support plant management; and organize and deliver ISMS training and exercises for site staff.

Job requirements and experience

Completed university or technical college studies in computer science, mathematics, engineering, natural sciences, or a comparable education. Strong knowledge of OT infrastructures, application architectures, and industrial protocols such as Modbus, DNP3, OPC, and PROFINET. Knowledge of power plant operations and regulatory standards (CAF, ISO/27001) is advantageous; relevant certifications like CISSP or Security+ are highly desirable. Experienced in planning and leading projects, with high professional competence and confident, effective communication skills. Demonstrates above-average commitment, flexibility, resilience, and willingness to travel as required. Business fluent in English, with a clear team orientation and high integrity. Completion of SC Vetting, or willingness to undertake it. Brings strong interpersonal skills and the ability to work collaboratively while maintaining a professional and security-focused mindset.

Your Benefits

An expected starting salary from 55,000 to 70,000 depending on experience and up to 15% annual bonus A personal retirement savings plan - if you put in 5% we will top up by a further 10% and you will get life assurance worth 4 x annual salary 25 days annual leave plus bank holidays, pro-rata Company Paid Private Medical Insurance for you and your family Enhanced parental leave from day 1 of you joining #TeamRWE - For primary care givers, weeks 1-29 will be fully paid and 30-39 paid via SMP. For secondary care givers, you'll get 12 weeks of fully paid leave. One free professional membership subscription Access to flexible benefits such as Critical Illness, Dental Plan, Health Cash Plan, Share Incentive Plan, Cycle2Work, Electric Car Lease Scheme, Buy Additional Annual Leave and retail savings scheme Occupational Health support services for your wellbeing Access to our employee assistance programme in times of need Up to 2 days volunteering a year
To view a preview of our benefits site 'YourHub' and see some of the other benefits we have on offer please visit https://www.edenred.co.uk/campaigns/rwe-yourhub/index.html

Apply with just a few clicks:

ad code 90531. application period: 17.08.2025.

Any questions?

Lee.clark@rwe.com


We look forward to meeting you. Of course, you can find us on LinkedIn, Instagram, Youtube, Facebook and Xing, too.

Equal Opportunities

We value diversity and therefore welcome all applications, irrespective of gender, disability, nationality, ethnic and social background, religion and beliefs, age or sexual orientation and identity.


We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.