Cromarty Automation is a trusted provider of Cyber Security, Industrial Automation, Electrical Engineering, and Renewable Energy solutions, with operations across Australia For over 30 years, we’ve supported clients across industries including water, resources, manufacturing and infrastructure—delivering reliable, high-quality solutions that improve operational performance and asset reliability Cromarty is seeking a Senior Cyber Security Engineer to deliver consulting engagements across solar, wind, utilities and manufacturing environments. This role focuses on regulatory compliance, OT cyber security, and practical engineering controls for energy assets operating under the SOCIand AEMO frameworks. You will lead reviews, gap assessments, and improvement programs that span compliance management,OT security, and cloud data retention, working directly with asset owners, operators, and senior stakeholders. This is a hands‑on role — not a policy‑only or SOC position. What You’ll Do ReviewCritical Infrastructure Risk Management Plans (CIRMPs), and supporting systems against: SOCI obligations AEMO Registered Participant requirements AEMO Cyber Security Framework IEC62443 OT Cyber Security Framework Assess OT and plant environments, including: SCADA, historians, PQM systems, and plant networks Operating system baselining and hardening (Windows/Linux) Patch, vulnerability,



and configuration management in OT contexts Review and design: Firewall architectures and rule sets (IT/OT boundary, zones & conduits) Network segmentation aligned to Purdue / IEC 62443 Secure remote and vendor access Assess logging, monitoring, and incident readiness for cyber and compliance events Perform structuredgap analysesand develop practical, prioritised recommendations Produce transparent written reports and deliver client workshops (executive and operational) What We’re Looking For 7+ years’ experience in

cyber security, OT security, or engineering Proven experience in

energy, utilities, or critical infrastructure Strong hands‑on skills with: OS hardening and security baselines Firewall configuration and network security OT risk assessments and remediation planning Ability to engage credibly with engineers, operators, and executives Consulting or advisory experience strongly preferred Mandatory Certifications Applicants must hold at least oneof the following: GICSP GRID ISA/IEC 62443 Cybersecurity Specialist or Expert CISSP(with demonstrable OT/energy experience) Why Cromarty Work on real energy assets, not theoretical cyber problems High‑impact work with regulatory and operational significance Trusted senior role with autonomy and influence Competitive remuneration

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📌 Senior Cyber Security Engineer (Port Phillip City)
🏢 Cromarty
📍 Port Phillip City