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Cyber Security Operational Technology Specialist
£60,000 - 60,000
Rullion Limited
Alden Close 18-20, Immingham
£60,000 - 60,000
Requirements
Must:
- The ability to work independently and manage multiple priorities.
- A strong desire to continuously learn, share knowledge, and adapt in a dynamic environment.
- A high regard for environmental, safety, and regulatory standards.
- A keen understanding of the Purdue Model, OT/DMZ/IT network segregation, and energy-sector-specific technologies.
- Demonstrable experience implementing security controls within OT environments.
- Hands-on knowledge of OT technologies and protocols, including experience managing configuration changes.
- Experience working within incident response frameworks—from coordination to containment and recovery.
- Familiarity with threat modeling and architectural reviews, particularly in critical national infrastructure.
- Relevant certifications or credentials in IEC62443 or cyber security frameworks applicable to OT environments.
- Understanding of the NCSC Cyber Assessment Framework (CAF) is highly desirable.
Responsibilities
- Lead the implementation of new technical security controls across OT environments.
- Contribute to the assessment of OT network architecture, protocols, and change management processes.
- Lead incident response and remediation for cyber events detected by OT SIEM systems.
- Actively support vulnerability management and ensure threat exposure is minimized.
- Provide hands-on leadership in data and asset management, including backup and removable media deployments.
- Apply and track security metrics to ensure the ongoing effectiveness of controls.
- Deliver awareness training and cyber security guidance across OT engineering teams.
- Champion collaboration across cyber, IT, and engineering teams—bridging gaps between tech, process, and people.
Description
We are seeking a Cyber Security Operational Technology (OT) Specialist who is passionate about OT Cyber Security and ready to make a tangible impact across multiple UK energy generation and storage sites. This is a permanent position with a salary range of £57K - £60K, offering benefits such as pension, private medical, an incentive plan, and 25 holidays. In this key role within our cyber risk function, you will support critical infrastructure and help shape secure and resilient OT environments aligned with IEC62443 standards. Known for our ability to think and act fast using energy intelligence, our mission is to enable the energy transition by providing the power needed today and tomorrow. If you are looking for a new challenge within a dynamic and forward-thinking organization, we want to hear from you! Join us and help shape the future of power generation. We celebrate and support diversity and are committed to ensuring equal opportunities for both employees and applicants.
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You can find Cyber Security Engineer salaries in the UK here.
How many Cyber Security Engineer jobs are in the UK?
Currently, there are 2710 Security openings. Check also: IAM jobs, SAML jobs, Cisco jobs, Splunk jobs - all with salary brackets.
Is the UK a good place for Cyber Security Engineers?
The UK is one of the best countries to work as a Cyber Security Engineer. It has a vibrant startup community, growing tech hubs and, most important: lots of interesting jobs for people who work in tech.
Which companies are hiring for Cyber Security Engineer jobs in the UK?
Barques, HM Land Registry, BAE Systems, Systemware Services Limited, Oakford Technology Ltd, Cirrus Technology Solutions, Central Technology Ltd among others, are currently hiring for Security roles in the UK.
The company with most openings is Experis as they are hiring for 83 different Cyber Security Engineer jobs in the UK. They are probably quite committed to find good Cyber Security Engineers.
The company with most openings is Experis as they are hiring for 83 different Cyber Security Engineer jobs in the UK. They are probably quite committed to find good Cyber Security Engineers.