The Operational Technology (OT) Security Architect is an exciting role and opportunity to be part of a well-established Enterprise Security team. You will lead in the design, implementation and troubleshooting of operational technology and information technology security solutions across a variety of technical platforms, data networks and security domains. The solutions involved underpin the organisation’s corporate, market and power system operational functions.

Your expertise will play a crucial role in safeguarding our critical infrastructure from cyber threats and ensuring the continuous operation of our OT and IT environments.
 

  • Design and Architecture:

    • Develop and implement secure OT and IT system architectures, considering industry best practices, regulatory requirements, and business needs.

  • Security Implementation:

    • Implement robust security controls, policies, and procedures to protect OT and IT systems against unauthorised access, data breaches, and cyber threats.

  • Threat Management and Incident Response:

    • Develop incident response plans and procedures for OT and IT environments.

    • Coordinate with incident response teams to investigate and mitigate security incidents, minimizing impact and downtime.

  • Security Governance and Compliance:

    • Stay up-to-date with emerging OT and IT security threats, vulnerabilities, and best practices.

  • Ensure compliance with relevant industry standards, regulations, and frameworks such as NIST CSF, IEC 62443, and ISO 27001.Documentation and Reporting:

    • Create comprehensive documentation of OT and IT system architectures, security controls, and incident response procedures.

    • Generate regular reports on security posture, vulnerabilities, and remediation progress.


About You

Successful candidates will have:

  • Bachelor's or Master's degree in Computer Science, Information Security, or a related field.

  • Extensive experience in designing and securing IT and OT environments, including industrial control systems (ICS), SCADA, and related technologies.

  • In-depth knowledge of OT security frameworks, standards, and best practices.

  • Proficiency in security technologies, including firewalls, IDPS, SIEM, and endpoint protection systems.

  • Familiarity with network protocols, routing, and switching in OT environments.

  • Strong understanding of risk assessment methodologies and threat modelling techniques.

  • Relevant certifications such as CISSP, GICSP, OSCP, or CISM are highly desirable.

  • Excellent problem-solving skills and the ability to analyse complex security issues.

  • Effective communication skills to convey technical concepts to both technical and non-technical stakeholders.

  • Familiarity with cyber security frameworks (e.g. NIST) and standards (e.g. ISO 27001).