OT Cybersecurity Specialist

Kaizen Global Technologies; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Kaizen Global Technologies seeks an experienced OT/ICS Cybersecurity Specialist to secure industrial automation and control environments, ensuring compliance, risk management, and secure system design. The role involves reviewing PLC/SCADA architectures and supporting commissioning, audits, and cybersecurity testing.

The candidate will coordinate with engineering teams, vendors, and system integrators while maintaining risk registers and incident response processes to protect critical

Qualifications

• Experience in OT/ICS cybersecurity across industrial environments.
• Familiarity with standards such as IEC 62443, ISO 27001, and NIST.
• Knowledge of OT/ICS network protocols and secure design practices.

Responsibilities

• Ensure OT cybersecurity compliance and conduct risk assessments.
• Review and secure PLC, SCADA, HMI and industrial network architectures.
• Support FAT, SAT, commissioning, audits and cybersecurity testing.
• Coordinate with engineering teams, vendors and system integrators.
• Maintain cybersecurity documentation, risk registers and incident response processes.

Skills

OT/ICS Cybersecurity

Modbus

Risk Assessments

Industrial Firewalls

Job description

Eligibility: Australian Citizen, PR, or Valid Visa holders

Willing to consider candidates open to travel Canberra/Sydney/Melbourne/Brisbane, Australia

Role Overview

Seeking an experienced OT/ICS Cybersecurity Specialist to secure industrial automation and control environments, ensuring compliance, risk management, and secure system design.

Key Skills

• OT/ICS Cybersecurity, IEC 62443, ISO 27001, NIST
• Modbus, Profinet, EtherNet/IP, OPC UA
• Risk Assessments, Vulnerability Management & Secure Design
• Industrial Firewalls, Network Segmentation & Access Management

Key Responsibilities

• Ensure OT cybersecurity compliance and conduct risk assessments.
• Review and secure PLC, SCADA, HMI and industrial network architectures.
• Support FAT, SAT, commissioning, audits and cybersecurity testing.
• Coordinate with engineering teams, vendors and system integrators.
• Maintain cybersecurity documentation, risk registers and incident response processes.