Senior OT Platform Integration Engineer

EY; Irvine (CA); On-site; USD 145,000 - 266,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

EY is seeking a Platform Integration Engineer – OT to support operational integration, readiness, control/evidence follow-through, platform onboarding validation, and stabilization activities for OT environments.

The role is operations-facing, coordinating with architecture, cybersecurity, site, vendor, and operations teams to close readiness gaps and improve supportability while ensuring documentation and monitoring are up to date.

Qualifications

• Bachelor's degree or equivalent in IT, cybersecurity, engineering or CS.
• 6+ years in infrastructure, cybersecurity, or OT/ platform integration roles.
• Experience with operational readiness, service transition, or post-implementation stabilization.
• Knowledge of OT environments, site infrastructure, segmentation, and monitoring.

Responsibilities

• Validate OT environments are operationally ready after implementation or transitions.
• Track closure of readiness findings, gaps, and dependencies.
• Coordinate with engineering, cybersecurity, site, vendor, and operations teams.
• Collect and validate control evidence and readiness artifacts.
• Ensure documentation and runbooks are completed and archived.

Skills

Coordination

Documentation

Stakeholder management

OT awareness

Education

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

Job description

EY is seeking a Platform Integration Engineer – OT to support operational integration, readiness, control/evidence follow-through, platform onboarding validation, and stabilization activities for OT environments.

The role is operations-facing, coordinating with architecture, cybersecurity, site, vendor, and operations teams to close readiness gaps and improve supportability while ensuring documentation and monitoring are up to date.