OT Cybersecurity Consultant
Summary
An OT Cybersecurity Consultant at Jacobs assesses, designs and implements security controls across OT/ICS environments (SCADA, PLCs, firewalls, IDS) for Critical National Infrastructure clients in energy, water, rail, aviation and defence. This is a hybrid, mid-to-senior role based in London, UK.
Salary: £43,000 - 83,000 per year
Requirements:- We are looking for candidates who can demonstrate a strong blend of skills, experience, and attributes suitable for a mid to senior level position.
- We have experience in OT cybersecurity, ideally gained within Critical National Infrastructure (CNI) or other industrial and operational environments.
- We understand OT/ICS technologies commonly used across CNI sectors, such as SCADA, DCS, PLCs, RTUs, industrial networking, and safety systems.
- We have hands-on experience with security engineering technologies across both IT and OT networks, such as endpoint protection tools, firewalls, and intrusion detection systems.
- We are familiar with key standards, frameworks, and regulations, including IEC 62443, NIST CSF, the ISO 27000 series, MITRE ATT&CK, and NIS/NIS2.
- We have excellent stakeholder engagement and communication skills, with the ability to articulate threat-based and risk-informed security considerations in clear business terms.
- We understand core design principles related to operational safety, reliability, resilience, and secure system lifecycle management.
- We have awareness of cloud and edge technology integration within OT environments.
- We support the assessment, design and implementation of cybersecurity controls within OT and ICS environments.
- We work alongside engineers and operational teams to understand system architectures, operational requirements and potential security risks.
- We review OT networks, industrial control systems and supporting infrastructure to identify opportunities to improve security and resilience.
- We contribute to the development of secure OT architectures, including network segmentation, remote access and monitoring solutions.
- We support cybersecurity assessments, technical reviews and security improvement initiatives across a range of Critical National Infrastructure sectors.
- We produce clear technical documentation, recommendations and client deliverables.
- We support the identification and mitigation of cyber risks across OT environments.
- We assist with the integration of security controls across converged IT and OT networks.
- We work with stakeholders to improve operational resilience and cyber maturity.
- We contribute to incident readiness, threat detection and monitoring initiatives where required.
- We keep up to date with developments in OT cybersecurity, industrial technologies and emerging threats.
- We communicate progress, risks and recommendations effectively with clients and project teams.
- Cloud
- Support
- Network
- Security
More:
We are Jacobs, a global company focused on solving critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing. We are growing our Cyber Security team and are hiring an OT Cybersecurity Consultant to support Critical National Infrastructure clients across Energy, Water, Rail, Highways, Aviation and Defence. This is a hybrid role based in the United Kingdom, with opportunities to work across Jacobs offices and remote locations. We offer a global network of expertise, a culture founded on safety, integrity, inclusion and belonging, flexible working arrangements, investment in development through training and certifications, mentoring, communities of practice, and a competitive benefits package including pension, holiday allowance and additional perks. We value diverse perspectives and encourage applications from candidates with varied backgrounds and experiences.
last updated 36 week of 2026