Senior OT Security Architect — Industrial Cyber

EY; Denver (CO); On-site; USD 105,000 - 192,000; Full time

Benefits offered by this job

Hybrid work model

Medical & dental coverage

Pension/401(k)

Paid time off

Job summary

EY seeks a Security Architect – Operational Technology (OT) to provide architecture guidance for industrial environments. You will oversee site-level design reviews, network segmentation validation, secure connectivity planning, and risk-based technical decisions.

Collaboration spans cybersecurity, infrastructure, engineering, operations, and site teams. The role emphasizes adherence to established design patterns, readiness, and guidance rather than enterprise-wide governance.

Qualifications

• Bachelor's degree in a related field is preferred.
• 8–10+ years in cybersecurity, infrastructure, or security architecture.
• 5+ years supporting OT/industrial environments.

Responsibilities

• Apply OT cybersecurity standards to site-level designs.
• Validate segmentation, remote access, and firewall designs.
• Assess risks and provide remediation recommendations.
• Support design discussions for complex OT implementations.
• Ensure designs include monitoring, documentation, and handoff.

Skills

OT security architecture

Network segmentation

Zero Trust

Remote access

Stakeholder management

Education

Bachelor's degree in Cybersecurity/IT/Engineering

Job description

EY seeks a Security Architect – Operational Technology (OT) to provide architecture guidance for industrial environments. You will oversee site-level design reviews, network segmentation validation, secure connectivity planning, and risk-based technical decisions.

Collaboration spans cybersecurity, infrastructure, engineering, operations, and site teams. The role emphasizes adherence to established design patterns, readiness, and guidance rather than enterprise-wide governance.