Senior Advanced Cyber Security Architect / Engineer – OT / ICS

Key Responsibilities:

• Lead and deliver OT/ICS cybersecurity consulting, architecture, assessment, and implementation projects for industrial customers.
• Conduct IEC 62443 Cyber Security Risk Assessments and develop remediation roadmaps.
• Facilitate customer workshops and engage stakeholders to identify cybersecurity risks and requirements.
• Develop Zone & Conduit models, Security Level Targets (SLTs), and Cyber Security Requirements Specifications (CRS).
• Design secure OT cybersecurity architectures including network segmentation, Industrial DMZs, and secure remote access solutions.
• Provide technical leadership and trusted cybersecurity guidance throughout the project lifecycle.
• Key Experience & Capabilities:
• 10+ years' experience in Cyber Security, OT Security, Network Security, Industrial Automation, or related disciplines.
• Hands-on experience conducting IEC 62443 Cyber Security Risk Assessments within OT/ICS environments.
• Strong knowledge of IEC 62443, NIST Cybersecurity Framework, and ISO 27001.
• Experience developing Zone & Conduit models, Security Level Targets (SLTs), and cybersecurity architecture deliverables.
• Proven customer-facing consulting, workshop facilitation, and stakeholder management experience.
• CISSP, GICSP, IEC 62443, CCNA, CCNP, or equivalent certifications highly regarded.
• WE VALUE:
• Experience with Industrial Control Systems (ICS), SCADA, Distributed Control Systems (DCS), and Operational Technology environments.
• Knowledge of network security technologies including firewalls, IDS/IPS, SIEM, network segmentation, and secure remote access.
• Experience performing vulnerability assessments using Nessus, Nmap, or similar tools.
• Experience with Cisco networking technologies, Active Directory, DNS, VMware, and Windows/Linux security.
• Strong analytical, troubleshooting, and problem-solving skills within complex OT and IT environments.
• Mining, Utilities, Energy, Oil & Gas, Manufacturing, or Critical Infrastructure industry experience is highly desirable.
• Geographic Scope & Travel Requirements - Requires up to 40% travel across Australia.
• Industry Experience Preferred: Operational Technology (OT), Industrial Control Systems (ICS), Mining, Energy, Utilities, Oil & Gas, Manufacturing, and other Critical Infrastructure sectors.

Who We Are

Qualifications

• Experience with Industrial Control Systems (ICS), SCADA, Distributed Control Systems (DCS), and Operational Technology environments.
• Experience with Cisco networking technologies, Active Directory, DNS, VMware, and Windows/Linux security.