Senior OT Security Architect - Industrial Systems

EY; Kansas City (MO); On-site; USD 105,000 - 192,000; Full time

Benefits offered by this job

Medical coverage

Pension/401(k)

Paid time off

Job summary

EY seeks a Security Architect – Operational Technology to provide architecture guidance and oversight for industrial OT environments. The role supports site-level design reviews, segmentation validation, secure connectivity planning, and risk-based decision making across cybersecurity, infrastructure, engineering, and site teams.

The candidate will advocate for Zero Trust, review designs against standards, and work with engineering and operations to ensure secure, maintainable OT solutions

Qualifications

• Bachelor's degree or equivalent in a related field.
• 8–10+ years in cybersecurity, infrastructure, or security architecture roles.
• 5+ years supporting OT/industrial environments.
• Strong knowledge of network security, segmentation, and secure connectivity.
• Experience reviewing designs against standards and requirements.

Responsibilities

• Provide architecture guidance and technical oversight for OT environments.
• Support site-level design reviews, segmentation validation, and risk analysis.
• Advise on secure connectivity patterns including remote access and monitoring.
• Ensure designs include monitoring, documentation, and handoff for operations.

Skills

OT security architecture

Network segmentation

Zero Trust

Firewall policy

Industrial networking

Risk assessment

Documentation

Stakeholder coordination

Secure remote access

Routing and switching

Security monitoring

Architecture

Infrastructure

Operations

Education

Bachelor's degree in Cybersecurity, Information Technology, Engineering, Computer Science, or related field

Job description

EY seeks a Security Architect – Operational Technology to provide architecture guidance and oversight for industrial OT environments. The role supports site-level design reviews, segmentation validation, secure connectivity planning, and risk-based decision making across cybersecurity, infrastructure, engineering, and site teams.

The candidate will advocate for Zero Trust, review designs against standards, and work with engineering and operations to ensure secure, maintainable OT solutions