Market
National Security & Defense
Principal OT Cyber Security Consultant
Jacobs
IT
Glasgow, UK
Posted on Sep 12, 2025
At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.
Your impact
Our ever growing team of Cyber Security professionals deliver a range of projects for our diverse client portfolio covering Critical National Infrastructure industries such as Rail, Aviation, Highways, Water, Energy, Power and Defence.
In this newly created role focussing on Operational Technology Cyber Security, you will develop and deliver a portfolio of solutions that meet our customers critical challenges when supporting digitalisation and security. As an integral part of our team, you will provide support across the full spectrum of security engineering activities - design, development, integration, delivery and in-service support of complex technical projects.
Some key responsibilities and remit of the role will include:
- Develop cyber security assessment approaches as well as the security requirements, architecture and design for complex information systems.
- Specify and implement robust security risk management processes and support accreditation activities with the client and regulating authorities.
- Conduct security operations including Protective Monitoring, Incident Management, Incident Response, Incident Recovery and conduct Security Reviews and Audits.
- Provide technical assistance to Business Development when necessary and maintain your familiarity with legislation and regulations of relevance.
Here's what you'll need
We would be delighted to hear from Degree Level + candidates who can demonstrate a good mix of the following:
- Cyber Security experience within the Defence, Power or Energy markets which has included the setting and delivery of projects and maintenance of complex systems.
- Ability to convey the business benefits of a threat based, risk informed security approach ensuring business risk owners are empowered to make appropriate and proportionate security decisions.
- An understanding of the design considerations with emphasis on operational safety and the security of operating environments.
- Experience of security engineering and associated solutions (Endpoint Protection, IDS / IPS, Firewalls etc) for IT and OT environments.
- Experience of implementing standards & frameworks including: EU NIS Directive, ISA / IEC 62443 Series / ISO 27000 Series, MITRE ATT&CK, NIST Cyber Security Framework (CSF), Technical Assessment Guides and supplementary guidance.
Joining Jacobs not only connects you locally but globally. Our values stand on a foundation of safety, integrity, inclusion and belonging. We put people at the heart of our business, and we truly believe that by supporting one another through our culture of caring, we all succeed. We value positive mental health and a sense of belonging for all employees.
With safety and flexibility always top of mind, we’ve gone beyond traditional ways of working so you have the support, means and space to maximize your potential. You’ll uncover flexible working arrangements, benefits, and opportunities, from well-being benefits to our global giving and volunteering program, to exploring new and inventive ways to help our clients make the world a better place. No matter what drives you, you’ll discover how you can cultivate, nurture, and achieve your goals – all at a single global company. Find out more about life at Jacobs.
We aim to embed inclusion and belonging in everything we do. We know that if we are inclusive, we’re more connected and creative. We accept people for who they are, and we champion the richness of different perspectives, lived experiences and backgrounds in the workplace, as a source of learning and innovation. We are committed to building vibrant communities within Jacobs, including through our Jacobs Employee Networks, Communities of Practice and our Find Your Community initiatives, allowing every employee to find connection, purpose, and belonging. Find out more about our Jacobs Employee Networks here.
Jacobs partners with VERCIDA to help us attract and retain talent from a wide range of backgrounds. For greater online accessibility please visit www.vercida.com to view and access our roles.
As a disability confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.
Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.
Locations
| City | State | Country |
|---|---|---|
| Glasgow | Lanarkshire | United Kingdom |
| Edinburgh | East Lothian | United Kingdom |
| Newcastle Upon Tyne | Tyne and Wear | United Kingdom |
