Principal OT Cyber Security Consultant

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

Recognised as industry leaders in the development, design, delivery and integration of innovative complex Cyber OT solutions to Critical National Infrastructure industries such as Power Generation, Energy Storage and Transmission, Water, Rail, Aviation, Highways and Defence, our Jacobs Cyber team continues to see unprecedented growth and increasing market share.

To support our success and growth, a number of new roles have been created throughout the UK.

Role description

As an experienced Cyber OT professional you will deliver complex and robust solutions across the full lifecycle of OT security engineering, including design, development, integration, testing, assurance, and in‑service support.

Your remit will include

• Play a key role in the design, integration, and security testing of OT cybersecurity solutions.
• Facilitate the development of cybersecurity assessment methodologies and identifying security requirements.
• Manage the implementation of robust security risk management processes, including accreditation activities in collaboration with clients and regulatory authorities.
• Provide OT cybersecurity governance, advice, and assurance to stakeholders.
• Conduct security reviews, audits, and technical assessments.
• Provide subject‑matter expertise input to business growth and development including proposals and technical contributions.
• Maintain up‑to‑date knowledge of relevant OT security standards.

Here’s what you\’ll need

• We would be delighted to hear from candidates with a mix of the following skills, experience and attributes.
• An established or developing knowledge of OT cybersecurity within CNI or industrial/operational environments.
• Understanding of OT/ICS technologies used across CNI sectors (e.g., SCADA, DCS, PLCs, RTUs, industrial networking, safety systems).
• Experience with security engineering technologies (e.g., endpoint protection, firewalls, IDS) across IT and OT networks.
• Familiar with implementing standards and frameworks such as IEC 62443, NIST CSF, ISO 27000 series, MITRE ATT&CK, and NIS/NIS2 regulations.
• Excellent stakeholder engagement skills.
• Comfortable explaining threat‑based and risk‑informed security considerations in clear business terms, enabling risk owners to make proportionate and well‑informed decisions.
• Understanding of design principles relating to operational safety, reliability, resilience, and secure system lifecycle management.
• Awareness of cloud/edge integration into OT environments.

Joining Jacobs

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 maximise your potential. You’ll uncover flexible working arrangements, benefits and opportunities, from well‑being benefits to our global giving and volunteering programme, 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 ourJacobs 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 https://www.vercida.com/uk/employers/jacobs to view and access our roles.

As a disability‑confident employer, we will interview disabled candidates who best meet the criteria. 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.

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