Senior OT Security Architect | Industrial Cyber

EY; Pittsburgh (Allegheny County); Hybrid; USD 105,000 - 192,000; Full time

Benefits offered by this job

Hybrid model

Medical coverage

Dental coverage

Pension/401k

Paid time off

Job summary

EY is seeking an experienced Security Architect – Operational Technology (OT) to provide architecture guidance and technical oversight for industrial environments.

This role supports site-level design reviews, network segmentation validation, secure connectivity planning, exception analysis, and risk-based technical decision-making, collaborating with cybersecurity, infrastructure, engineering, operations and site teams to ensure secure, supportable OT solutions.

Qualifications

• Bachelor's degree in Cybersecurity, IT, Engineering, Computer Science or a related field preferred.
• 8–10+ years in cybersecurity, infrastructure, networking, industrial technology or security architecture.
• 5+ years supporting OT, manufacturing, industrial or critical infrastructure environments.
• Strong understanding of network security, firewalls, segmentation, secure connectivity, remote access and infrastructure support concepts.

Responsibilities

• Apply OT cybersecurity standards and approved design patterns to site-level implementations.
• Review proposed OT network, firewall, secure access, monitoring and infrastructure designs for alignment with standards.
• Identify gaps between proposed implementations and architecture requirements.
• Recommend remediation options for design constraints or operational concerns.
• Support architecture reviews for site implementations and operational changes.
• Validate segmentation, zoning, firewall, remote access, monitoring and support expectations.

Skills

OT security architecture

Network segmentation

Firewall policy architecture

Secure remote access

Risk-based decision-making

Documentation

Stakeholder coordination

Zero Trust

Industrial networking

Education

Bachelor's degree in Cybersecurity/IT/Engineering/CS

Job description

EY is seeking an experienced Security Architect – Operational Technology (OT) to provide architecture guidance and technical oversight for industrial environments.

This role supports site-level design reviews, network segmentation validation, secure connectivity planning, exception analysis, and risk-based technical decision-making, collaborating with cybersecurity, infrastructure, engineering, operations and site teams to ensure secure, supportable OT solutions.