Engineer - OT Cyber Security

About this role

• Lead the secure design of OT networks, Windows Server and identity services
• Join a team protecting Origin's critical operational infrastructure
• Adl/Bri/Mel/Syd based

Join a team that's All Kinds of Useful

At Origin, being useful is more than a tagline - it’s how we approach work every day. As a collective, we’re a team that thrives on finding better ways, working together, and owning our impact. From powering homes to delivering award-winning internet and helping to lead Australia’s energy transition. If you’re driven by purpose and excited to be part of something bigger, we’d love to have you on the journey.

As an Engineer – OT Cyber Security, you'll help secure the Operational Technology (OT) environments that support Origin's critical energy infrastructure. Working closely with cyber security, infrastructure and OT engineering teams, you'll design, implement and continuously improve secure solutions that keep our operational systems resilient, compliant and available.

What You'll Do

• Design and implement cyber security controls across OT infrastructure, Windows Server and Active Directory environments.
• Partner with OT, infrastructure and cyber security teams to deliver secure-by-design solutions across the full technology lifecycle.
• Strengthen identity, authentication and privileged access controls to reduce cyber risk across operational environments.
• Support cyber incident response, vulnerability management and continuous improvement initiatives.
• Contribute to audit, regulatory compliance and the ongoing uplift of Origin's OT cyber security capability.

What You'll Bring

• Demonstrated experience securing Operational Technology, industrial control systems or critical infrastructure environments.
• Strong expertise in Windows Server, Active Directory, Group Policy and identity and access management.
• Experience implementing role-based access, least-privilege principles and privileged account management.
• Knowledge of OT cyber security frameworks such as IEC 62443, NIST or Essential Eight.
• Strong communication and problem-solving skills, with the ability to collaborate across engineering and operational teams to deliver practical security outcomes.

Origin - Where good change happens

At Origin, we’re powered by people who believe in creating change.

We are committed to fostering a diverse, gender equitable workforce, where everyone is welcome, and all applications are evaluated on merit and potential. We encourage applications from Aboriginal and Torres Strait Islander Peoples, people living with disabilities, culturally diverse people, any stage in life, people with intersex variations and people within LGBTQ+ communities, including trans and gender diverse.

Enjoy a challenging career in an exciting industry where you can grow and explore your potential. If you think you have transferable skills, an appetite to learn and would be a great fit, we’d love to hear from you.

Here's a little about us: https://www.originenergy.com.au/about/careers/

Background checks may be required to determine your suitability for this position as part of the recruitment process and during your employment. These checks may include police checks, AusCheck, medical assessment and/or drug and alcohol testing.

Please note unsolicited CVs from agencies will not be accepted.

Origin recognises Aboriginal and Torres Strait Islander Peoples as the Traditional Custodians of country throughout Australia, and we pay our respects to Elders past, present and future.

Function: IT Management

About cyber security & digital forensics roles for ex-police

Cyber security, digital forensics and incident-response roles. DMIs, cybercrime investigators and digital forensics officers bring evidential discipline and investigative judgement that DFIR and security teams struggle to hire.