OT Security Consultant for Critical Infrastructure

Talent Corp; Melbourne; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Complex OT projects

Critical infra exposure

Cross-functional teams

Impactful security improvements

Job summary

Talent Corp in Melbourne is seeking an experienced OT Security Consultant to support cyber security initiatives across complex OT environments. You will identify risks, strengthen controls and assist with frameworks across industrial systems.

The role involves assessing OT security risks, designing strategies and implementing remediation roadmaps, while aligning with IEC 62443, NIST CSF and ISO 27001 standards. Collaboration with engineering and operations is essential.

Qualifications

• Demonstrated OT/ICS security consulting experience.
• Expertise across SCADA/ICS/PLC/DCS environments.
• Strong knowledge of OT frameworks and industrial protocols.
• Ability to translate security into practical business actions.

Responsibilities

• Conduct OT cyber security risk assessments, reviews and gaps.
• Assess and improve security controls across OT environments.
• Design OT security strategies, architectures and roadmaps.
• Perform OT vulnerability assessments across industrial networks.
• Develop OT security policies, standards and governance.
• Ensure compliance with IEC 62443, NIST CSF, ISO 27001.
• Provide guidance on OT network segmentation and secure remote access.
• Review OT architectures and propose improvements.
• Support OT asset discovery, inventory and classification.
• Conduct security maturity assessments and give actionable recommendations.
• Assist OT incident response planning, resilience and DR strategies.
• Identify third-party vendor security risks in OT environments.
• Support OT monitoring, threat detection and vulnerability management.
• Collaborate with engineering, operations and cyber security teams.
• Prepare technical documentation, risk registers and remediation plans.
• Engage stakeholders to communicate risks and recommendations.

Skills

OT/ICS cyber security consulting

OT environments SCADA/ICS/PLC/DCS

OT security risk assessments

IEC 62443 / NIST CSF / ISO 27001

Industrial protocols Modbus/DNP3/OPCUA

OT network security & segmentation

Vulnerability management & monitoring

OT security tooling familiarity

Security strategies & roadmaps

Australian critical infrastructure SOC

Incident response & cyber resilience

IT/OT convergence

Cross-industry infra experience

Business risk translation

Stakeholder engagement & documentation

Certs like GICSP/CISSP/CISM/IEC 62443

Tools

Claroty

Nozomi Networks

Microsoft Defender for IoT

Job description

Talent Corp in Melbourne is seeking an experienced OT Security Consultant to support cyber security initiatives across complex OT environments. You will identify risks, strengthen controls and assist with frameworks across industrial systems.

The role involves assessing OT security risks, designing strategies and implementing remediation roadmaps, while aligning with IEC 62443, NIST CSF and ISO 27001 standards. Collaboration with engineering and operations is essential.