Operational Technology Security Strategist

Transgrid

. Design and drive end-to-end security strategies across a complex digital infrastructure spanning protection and control systems, telecommunications networks, and advanced OT environments .

Posted 4/21/2026full-timeSydney • 🇦🇺 AustraliaMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

Design and drive end-to-end security strategies across a complex digital infrastructure spanning protection and control systems, telecommunications networks, and advanced OT environments
Influence how we secure today’s grid while preparing for tomorrow’s challenges
Align cutting-edge frameworks like IEC62443, NIST, and AESCSF with real-world performance, risk, and investment outcomes
Embed security into asset lifecycles and capital programs
Guide executive decisions and collaborate across technical and operational teams

Requirements

What you’ll need

A minimum 5+ yrs experience in OT and industrial control systems (ICS), risk assessments, security architecture, network and technology security
Familiarity with security standards and frameworks including IEC62443, NIST, ISMS and AESCSF
Knowledge of OT systems and environments preferably inclusive of a variety of HV protection/control IEDs, Remote Terminal Unit (RTU) type controllers, metering devices, grid monitoring devices, WAN architecture, SDH & MPLS-TP telecommunication networks, and Supervisory Control and Data Acquisition (SCADA) systems
Experience with security and technologies such as intrusion detection systems, endpoint security solutions, access management solutions, SIEM, device asset management solutions, and network vulnerability scanning
Working knowledge of current security threats and security technology evolution facing IT and OT
Be able to attend Sydney based office locations
Be an Australian citizen, hold permanent resident status or be eligible to achieve permanent resident status

Benefits

Comp & perks

Employees have access to a range of corporate discounts across retail, utilities, travel, health & wellbeing etc
Novated leasing options
Flexible workplace policies
20 weeks paid parental leave

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

OT systemsindustrial control systemsrisk assessmentssecurity architecturenetwork securitytechnology securityintrusion detection systemsendpoint security solutionsaccess management solutionsnetwork vulnerability scanning

Soft Skills

influencecollaborationguidancedecision-making