Cybersecurity Architecture Manager | Cloud & OT Security

EY; Manchester; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Flexible working

Career development

Total Rewards package

Health & wellbeing

Diversity & inclusion

Job summary

EY is seeking a Security Architect – Manager to lead cybersecurity engagements, shape security outcomes, and guide teams across IT/OT environments. The role focuses on delivering architecture artifacts, cloud security, and governance aligned to standards such as NIST, ISO 27001 and NIS2.

Location options include London, Manchester or Scotland. The candidate will mentor staff and contribute to business development, requiring travel as needed.

Qualifications

• Experience delivering security architecture for IT/OT convergence.
• Advanced Visio skills and architecture methods such as TOGAF.
• Knowledge of NIST CSF, IEC 62443, NCSC CAF, EU NIS2, cloud & network fundamentals.
• Willingness to travel domestically and internationally.

Responsibilities

• Build and maintain strong client relationships and shape security outcomes aligned to regulatory obligations.
• Deliver security architecture work packages and produce HLD/LLD artefacts, data flows and threat models.
• Create cloud security architecture for siteto-cloud connectivity and secure landing zones.
• Analyse systems and networks to propose segmentation and secure access designs.
• Enhance governance by aligning solutions to frameworks and standards.
• Mentor and coach junior staff and support professional development.
• Support business development with proposals and client presentations.
• Contribute to recruiting and training cybersecurity professionals.

Skills

Security architecture

Cybersecurity

TOGAF

NIST CSF

NIS2

Cloud security

Threat modelling

Data flows

Visio

Communication skills

Mentoring

Education

CISSP

TOGAF

SABSA

CCNA

Microsoft SC-100 / AZ-500

Tools

Microsoft Sentinel

Microsoft Entra ID

Azure

PAM

ZTNA

Job description

EY is seeking a Security Architect – Manager to lead cybersecurity engagements, shape security outcomes, and guide teams across IT/OT environments. The role focuses on delivering architecture artifacts, cloud security, and governance aligned to standards such as NIST, ISO 27001 and NIS2.

Location options include London, Manchester or Scotland. The candidate will mentor staff and contribute to business development, requiring travel as needed.