OT Security Architect — Site Architecture & Risk Advisor

EY; Seattle (WA); On-site; USD 120,000 - 180,000; Full time

Job summary

EY is seeking an experienced Security Architect – Operational Technology (OT) to provide architecture guidance and technical oversight for industrial, manufacturing, and lab OT environments. This role focuses on site-level design reviews, network segmentation validation, and secure connectivity planning.

You will work with cybersecurity, infrastructure, engineering, and site teams to ensure OT solutions are secure, supportable, and aligned with established standards.

Qualifications

• Experience applying OT cybersecurity standards and design patterns.
• Ability to review OT network and firewall designs for standards.
• Identify gaps and propose remediation options.

Responsibilities

• Apply OT cybersecurity standards to site-level implementations.
• Review proposed OT network and firewall designs for alignment.
• Identify gaps and propose remediation options.
• Provide architecture guidance and technical advisory support.
• Support site-level design reviews and risk-based decisions.

Skills

OT cybersecurity

Security architecture

Risk advisory

Stakeholder collaboration

Job description

EY is seeking an experienced Security Architect – Operational Technology (OT) to provide architecture guidance and technical oversight for industrial, manufacturing, and lab OT environments. This role focuses on site-level design reviews, network segmentation validation, and secure connectivity planning.

You will work with cybersecurity, infrastructure, engineering, and site teams to ensure OT solutions are secure, supportable, and aligned with established standards.