OT Cyber Security Engineer

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Location: Sydney - Eastern Creek, Australia

Company: TransGrid

About Us

At Transgrid, our work improves the lives of millions – from lighting up sports fields, schools and homes, to powering the wheels of commerce and everything else in between. Now it’s your turn to make it happen.

This is an exciting time in the energy industry with the transition to renewable energy. Recent government policy documents outline plans to facilitate increasing transmission interconnection between states and development of renewable energy zones.

The Opportunity

This is an exciting opportunity for a motivated individual to be part of an organisation dedicated to nation‑building renewable energy projects that will provide on‑demand energy and large‑scale storage for many generations to come.

Due to growth in our business we are now looking for an OT Cyber Security Engineer to join our cyber security team. This role plays a crucial role in safeguarding the operational technology (OT) environment of our energy transmission network. This position is responsible for protecting our critical infrastructure from cyber threats by implementing, managing, and maintaining security controls across our Industrial Control Systems (ICS), SCADA, and other OT assets. The ideal candidate is a hands‑on professional with a deep understanding of both cyber security principles and the unique requirements of industrial networks.

About you

We’re seeking a skilled Cyber Security professional with a strong background in Operational Technology (OT) and Industrial Control Systems (ICS). You’ll play a key role in safeguarding critical infrastructure within the energy sector.

What you’ll bring:

- Degree in Cyber Security, IT, Engineering, or related field

- Proven experience in OT/ICS cyber security environments

- Familiarity with OT protocols (Modbus, DNP3, IEC 61850), the Purdue Model, and ISO 62443

- Hands‑on experience with firewalls, IDS/IPS, and endpoint protection

- Industry certifications (GICSP, CISSP, CEH) highly regarded

- Understanding of Australian energy sector security standards

- Experience with SCADA platforms used in energy transmission

- Strong analytical and incident response capabilities

- Excellent communication skills for technical and non‑technical audiences

- Solid grasp of network engineering principles

Recognition & Reward

We believe in providing our people personal, professional and social benefits so that they can deliver their best work each and every day. Employees have access to a range of corporate discounts across retail, utilities, travel, health & wellbeing etc, as well as novated leasing options, workplace flexibility, 20 weeks paid parental leave and more.

Regardless of where you are in your professional journey, Transgrid powers your career by providing access to regular and on‑going training, workplace mentoring and tertiary education. At Transgrid, you are encouraged to build a career that is right for you.

Applications close on Friday, October 17th - Apply today and play a crucial role in driving the transition to a cleaner, more sustainable energy future

Our Values

Transgrid’s core values encompass safety, achievement, integrity, and service. Prioritising safety above all, the company emphasises making a meaningful impact through achievement, upholding honesty through integrity, and delivering exceptional outcomes for customers and communities through dedicated service. These values are ingrained in the actions and behaviours of Transgrid’s people, who embody them every day.

Transgrid is committed to Health and Safety, the Environment, Equal Employment Opportunity, Diversity and Ethical Practices. All applicants are expected to demonstrate an understanding of and commitment to these areas.

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