Cyber Security Architect | ICS/OT Risk & Compliance Lead

CommTel Network Solutions Pty; Melbourne; On-site; AUD 140,000 - 190,000; Full time

Job summary

CommTel Network Solutions Pty in Keilor Park, VIC is seeking a Cyber Security Architect | Security Officer to design and implement cybersecurity solutions for mission-critical networks and industrial systems, combining architecture with risk management and compliance.

You will lead security projects, perform risk assessments, and implement controls across ICS/OT, with ISO 27001 and Essential Eight alignment, and you must be able to obtain a National Police Clearance.

Qualifications

• Degree in a relevant discipline.
• At least five years' experience in cybersecurity design and five years' experience in communications or infrastructure projects.
• Strong knowledge of mission-critical networks, ICS/OT security, SCADA, PLCs, HMIs, RTUs and industrial protocols such as Modbus, OPC and DNP3.
• Experience with identity and access management, cloud security, firewalls, intrusion detection, endpoint protection, encryption and SIEM platforms.
• Experience with ISO 27001 risk and gap assessments and Essential Eight maturity assessments.
• Strong communication, problem-solving and project delivery skills.
• Commitment to workplace safety and ability to obtain a National Police Clearance.

Responsibilities

• Design, implement and maintain cybersecurity solutions for mission-critical networks and infrastructure.
• Conduct security risk assessments, vulnerability assessments and audits, implementing appropriate mitigation strategies.
• Develop security policies, procedures and technical controls.
• Support threat monitoring, detection, incident response and recovery.
• Assess security maturity and support compliance with ISO 27001, Essential Eight, Cyber Essentials and DISP requirements.
• Apply security principles across industrial control systems (ICS), operational technology (OT) and communications networks.
• Work with customers, internal teams and external partners to strengthen security controls.
• Lead cybersecurity projects and provide technical guidance to stakeholders.

Skills

Cybersecurity design

ICS/OT security

Threat monitoring

Vulnerability assessments

Security risk assessments

Identity & access management

Cloud security

Firewalls & SIEM

Project delivery

Education

Bachelor's degree in Telecommunications / Electrical Engineering / Computer Science / Computer Engineering / IT

Tools

SIEM platforms

Encryption technologies

Industrial protocols (Modbus, OPC, DNP3)

Job description

CommTel Network Solutions Pty in Keilor Park, VIC is seeking a Cyber Security Architect | Security Officer to design and implement cybersecurity solutions for mission-critical networks and industrial systems, combining architecture with risk management and compliance.

You will lead security projects, perform risk assessments, and implement controls across ICS/OT, with ISO 27001 and Essential Eight alignment, and you must be able to obtain a National Police Clearance.