Senior OT Security Architect: Industrial Cyber

EY; Philadelphia (Philadelphia County); On-site; USD 104,800 - 192,200; Full time

Benefits offered by this job

Hybrid work model

Total Rewards package

Competitive compensation

Job summary

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

This role supports site-level design reviews, network segmentation validation, secure connectivity planning, exception analysis, operational readiness, and risk-based technical decision-making.

Qualifications

• Bachelor's degree in Cybersecurity, IT, Engineering, CS preferred.
• 8–10+ years in cybersecurity, infrastructure, networking, or security architecture.
• 5+ years supporting OT/industrial environments.
• Strong knowledge of network security, segmentation, and secure connectivity.

Responsibilities

• Apply OT cybersecurity standards to site-level designs.
• Review OT network, firewall, secure access designs for standards.
• Validate segmentation, zoning, remote access, monitoring.
• Provide risk assessments and remediation guidance.
• Support design discussions with engineering and operations.

Skills

OT security

Network security

Firewall review

Risk assessment

Zero Trust

Industrial networking

Stakeholder mgmt

Documentation

Strong comms

Education

Bachelor's degree

Tools

OT monitoring platforms

Secure connectivity tooling

Job description

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

This role supports site-level design reviews, network segmentation validation, secure connectivity planning, exception analysis, operational readiness, and risk-based technical decision-making.