OT Cyber Security Architect for Industrial Infrastructure

Jacobs Engineering Group; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working

Flexible working arrangements

Job summary

Jacobs Engineering Group is seeking a Cyber Security Architect for Operational Technology to join our Cyber & Digital team. You will design secure OT architectures, align with IEC 62443/NIS2, and lead security initiatives across critical infrastructure sectors in the UK.

You’ll work with senior stakeholders, define secure segmentation, implement secure IT/OT integration, and drive secure-by-design across asset lifecycles.

Qualifications

• Experience designing OT cyber architectures in critical infrastructure.
• Strong knowledge of IEC 62443, NIST CSF, NIS CAF, ISO 27001 and NIS/NIS2.
• Experience implementing OT monitoring, segmentation and secure remote access.
• Ability to translate cyber risk into target-state architectures and roadmaps.
• Familiarity with regulated environments and compliance activities.

Responsibilities

• Design OT cyber security architectures aligned to industry frameworks and regulatory requirements including IEC 62443, NIS/NIS2 and Zero Trust principles
• Define secure network segmentation, access control and monitoring strategies across complex industrial and operational environments
• Develop secure integration patterns between IT and OT systems while maintaining operational performance and resilience
• Translate cyber security risk assessments into practical target-state architectures, security controls and implementation roadmaps
• Embed secure-by-design principles throughout the asset lifecycle from design and deployment through to operation and maintenance
• Lead the delivery of OT cyber security initiatives including monitoring, vulnerability management, secure remote access and resilience improvement programmes
• Develop reference architectures, standards and security patterns that support long-term cyber security maturity
• Support the evaluation, selection and deployment of OT security technologies and platforms
• Advise senior stakeholders including CISOs, CIOs, operational leaders and engineering teams on cyber risk, resilience and investment priorities
• Facilitate collaboration across cyber security, engineering, operational and technology teams to achieve secure business outcomes
• Support organisations operating within regulated environments and contribute to compliance activities where required
• Communicate technical concepts, risks and recommendations effectively to both technical and non-technical audiences

Skills

OT security architecture

ICS/SCADA security

Zero Trust

Network segmentation

Stakeholder engagement

Threat modeling

Vulnerability management

Secure remote access

Tools

Nozomi

Claroty

Dragos

OPSWAT

Job description

Jacobs Engineering Group is seeking a Cyber Security Architect for Operational Technology to join our Cyber & Digital team. You will design secure OT architectures, align with IEC 62443/NIS2, and lead security initiatives across critical infrastructure sectors in the UK.

You’ll work with senior stakeholders, define secure segmentation, implement secure IT/OT integration, and drive secure-by-design across asset lifecycles.