OT Cybersecurity Senior Manager-Industrial Security Leader

EY; Miami (FL); Hybrid; USD 171,000 - 390,000; Full time

Job summary

EY is seeking an OT Cybersecurity Senior Manager to lead engagements that assess and enhance cybersecurity for Operational Technology and Industrial Control System environments. You will combine OT expertise with engagement leadership, client advisory and business development to protect critical operations.

You will work with engineering, operations and cybersecurity teams to deliver practical security improvements, while guiding teams and maintaining strong client relationships across the US.

Qualifications

• Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, Engineering, Industrial Automation or a related field, or equivalent relevant experience.
• Approximately 8+ years of relevant cybersecurity, OT security, industrial automation or related experience.
• Experience leading OT cybersecurity assessments, architecture reviews, security improvement programs or implementation initiatives.
• Practical knowledge of OT and ICS environments, industrial networking and systems such as SCADA, DCS, PLC, RTU or HMI.
• Experience applying ISA/IEC 62443, NIST SP 800-82 or comparable OT cybersecurity guidance.
• Experience developing high‑quality client reports, presentations, roadmaps, security designs, policies, standards or implementation documentation.

Responsibilities

• Lead OT cybersecurity engagements, including maturity and risk assessments, architecture and configuration reviews, vulnerability assessments, security strategy, transformation roadmaps and implementation support.
• Assess industrial environments that may include ICS, SCADA, DCS, PLC, RTU, HMI, SIS and IIoT technologies and supporting infrastructure.
• Guide design and implementation of practical OT security controls, including network segmentation and defense in depth.
• Apply OT cybersecurity frameworks and standards such as ISA/IEC 62443 and NIST SP 800-82 on client environments.
• Lead client workshops and translate findings into operational and business risk implications.
• Manage engagement scope, workplans, resources, risks, quality, timelines and budgets.

Skills

OT/ICS cybersecurity

Engagement leadership

Client advisory

Regulatory frameworks

Education

Bachelor’s degree in Cybersecurity or related field

Tools

Nozomi Networks

Claroty

Dragos

Armis

Microsoft Defender for IoT

Cisco Cyber Vision

Job description

EY is seeking an OT Cybersecurity Senior Manager to lead engagements that assess and enhance cybersecurity for Operational Technology and Industrial Control System environments. You will combine OT expertise with engagement leadership, client advisory and business development to protect critical operations.

You will work with engineering, operations and cybersecurity teams to deliver practical security improvements, while guiding teams and maintaining strong client relationships across the US.