Senior OT Cybersecurity Consultant

EY; Boca Raton (FL); On-site; USD 125,000 - 190,000; Full time

Benefits offered by this job

Medical and dental coverage

401(k) plans

Paid time off

Job summary

EY is seeking an OT Cybersecurity Senior or Senior Consultant in Technology Consulting to deliver and lead OT security workstreams across industrial environments. You will work directly with clients to prepare high‑quality technical and executive deliverables and help improve security and resilience.

You will apply ISA/IEC 62443, NIST CSF, and related standards, mentor junior team members, and collaborate with engineering, operations and IT stakeholders to drive practical improvements in

Qualifications

• Bachelor's degree or equivalent experience.
• 3+ years in cybersecurity OT security.
• Experience with OT assessments and architecture reviews.
• Knowledge of OT/ICS environments and related standards.

Responsibilities

• Conduct OT cybersecurity maturity assessments, risk analyses, gap analyses, security audits, architecture reviews and vulnerability assessments.
• Assess industrial environments including ICS/SCADA/DCS/PLC/RTU/HMI/SIS and IIoT.
• Review OT network architectures, segmentation, firewalls, secure remote access, and system hardening.
• Prepare client deliverables, technical documentation, architecture diagrams and executive presentations.
• Lead defined workstreams and mentor junior team members.

Skills

OT cybersecurity

ICS environments

Communication

Project management

Education

Bachelor's degree in Cybersecurity or related field

Job description

EY is seeking an OT Cybersecurity Senior or Senior Consultant in Technology Consulting to deliver and lead OT security workstreams across industrial environments. You will work directly with clients to prepare high‑quality technical and executive deliverables and help improve security and resilience.

You will apply ISA/IEC 62443, NIST CSF, and related standards, mentor junior team members, and collaborate with engineering, operations and IT stakeholders to drive practical improvements in