Manager - OT Cybersecurity
AGL Energy
Company Overview
AGL Energy Ltd
Sydney, NSW, Australia
1837
Approximately 1,500 employees in Melbourne (source: craft.co). Revenue of €8.58 billion (approximately 13.8 billion AUD) in FY2025 (source: justetf.com).
What They Do
AGL Energy is a leading energy provider in Australia, focusing on a diverse range of energy solutions that include renewable sources such as solar and wind, alongside traditional coal and gas generation. The company operates through several segments: Customer Markets, which encompasses retail electricity, gas, and solar services; Integrated Energy, which includes generation facilities and energy storage; and Investments, which involves partnerships with entities like ActewAGL and Tilt Renewables (source: cbinsights.com). AGL is recognized as Australia's largest ASX-listed renewable energy owner/operator/developer, providing a variety of products and services such as energy efficiency solutions, EV charging, and carbon-neutral options (source: wsp.com). The company primarily targets Australian residential and business customers, leveraging its extensive experience and scale in the energy market to differentiate itself from competitors like Shell Energy Australia and EnergyAustralia (source: wikipedia.org). AGL's commitment to sustainability and decarbonization is evident in its strategic decisions, including the acceleration of its coal exit plans following a rejected takeover bid in 2022 (source: pestel-analysis.com).
Projects & Track Record
AGL Energy has a robust portfolio of notable projects, including the acquisition of the Loy Yang A Power Station in Victoria, which boasts a capacity of 2,200 MW, completed in June 2012. Additionally, the company has invested in Southern Hydro, a renewable generation project with a total capacity of 737 MW across Victoria, New South Wales, and South Australia, acquired for $1.4 billion in November 2005 (source: wikipedia.org). AGL is currently developing an impressive 8.1 GW pipeline for battery energy storage systems, solar, and wind projects, which are expected to significantly enhance its renewable energy capabilities (source: pestel-analysis.com). The company also operates a rooftop solar installation at its Melbourne office, generating 110,000 kWh annually and reducing carbon emissions by 145 tonnes each year, showcasing its commitment to sustainability (source: wsp.com).
Recent Developments
In the past two years, AGL Energy has made significant strides in expanding its operations and enhancing its market position. In August 2024, the company acquired Firm Power and Terrain Solar, which contributed to its 8.1 GW development pipeline for battery energy storage, solar, and wind projects (source: pestel-analysis.com). Additionally, AGL expanded its retail operations by acquiring Ovo Energy Australia in April 2024, further solidifying its presence in the competitive energy market (source: pestel-analysis.com). Leadership changes have also occurred, with Patricia McKenzie retiring as Chair in February 2025, and Miles George stepping into the role, reflecting the company's ongoing evolution following the rejection of a takeover bid in 2022 (source: wikipedia.org).
Working There
AGL Energy offers a diverse range of career opportunities across various departments, including Customer Markets, Integrated Energy, and Investments. Roles are available in areas such as retail, sales, engineering, IT, sustainability, and EV infrastructure, catering to a workforce that emphasizes innovation and collaboration (source: justetf.com). The company maintains multiple office locations, including its headquarters in Sydney and a significant presence in Melbourne, where approximately 1,500 employees work in a modern, energy-efficient environment designed to foster productivity and teamwork (source: wsp.com). AGL's workplace culture is characterized by a commitment to sustainability, flexibility, and employee engagement, with features such as open atriums and natural materials that promote a collaborative atmosphere (source: wsp.com).
Last updated on 2026-02-25 | Report an issue
Job Description
We've been proudly Aussie since 1837, always finding new ways to innovate in energy and essential services. Now, we're moving towards a sustainable future through electrification and investing in renewable energy-and we'd like you to join us. Whether you're on-site, in the office, or somewhere in between, you'll find opportunities to grow your career here. You'll work with a team that's passionate about powering Australian lives, in a culture that values inclusivity, respect, and learning. Help us create a cleaner energy future, and we'll back you every step of the way as you build your career.
As the Manager - Operational Technology (OT) Cybersecurity, you'll be a key leader protecting AGL's generation sites and critical infrastructure from evolving cyber threats. You'll drive the uplift of cybersecurity maturity across diverse operational environments, develop innovative solutions to support the transition to renewables, and ensure compliance with regulatory requirements.
This role leads a national team of OT cybersecurity engineers, partnering with site, engineering, cybersecurity and control system teams to deliver strategic security initiatives. You'll be responsible for incident response, proactive threat management, vulnerability and risk management, and embedding best-practice security into everyday operations.
What you'll be doing
- Lead and mentor a national OT cybersecurity team, building capability and fostering continuous improvement.
- Manage OT cybersecurity operations using a comprehensive toolset.
- Develop and manage OT security baseline documentation and processes in line with governance frameworks and standards.
- Ensure compliance with AESCSF, SOCI Act, internal standards and other relevant legislation and standards.
- Partner with site technology, engineering, and control system teams to uplift security maturity.
- Oversee OT/ICS incident response planning, playbook development, and execution.
- Drive proactive threat hunting, vulnerability management, and cyber simulation exercises.
- Provide strategic advice and technical expertise to internal stakeholders and senior leadership.
- Monitor and assess emerging threats, adapting security strategies accordingly.
What you'll bring
- Proven experience leading OT/ICS cybersecurity functions in critical infrastructure or industrial environments.
- Extensive technical expertise in the complexities of cybersecurity within operational technology environments.
- Strong understanding of relevant frameworks and standards (AESCSF, SOCI Act, IEC 27001, IEC 62443).
- Ability to design and implement governance, compliance, and uplift programs.
- Experience leading incident response and threat detection activities.
- A collaborative leadership style that develops people, builds trust, and drives results.
At AGL, we offer a wide range of benefits including:
- Flexible working: AGL offers a range of flexible working options including hybrid working and/or flexible hours.
- Staff discounts: Discounted energy, telco and solar plans: Available for employees, family and friends.
- Parental Leave: 20 weeks paid leave for the primary carer plus employer-paid superannuation on unpaid leave.
- Additional Leave: 1 week 'Recharge Leave' for eligible employees and salary sacrifice up to 6 weeks additional leave.
- Wellbeing Programs: Partnerships with Medibank and Fitness Passport and on-site health appointments (massage, skin checks etc.).
- AGL Shares: Up to $1000 as part of annual Share Reward plan and salary sacrifice up to $5000 of shares.
Benefits may change over time and vary based on role type and location.
Inclusion at AGL
At AGL, we value diversity and welcome applicants from various backgrounds, including Aboriginal and/or Torres Strait Islander peoples, individuals with disabilities, culturally diverse individuals, and members of the LGBTQ+ community. AGL is dedicated to maintaining a diverse workforce and encourages applicants to share their lived experiences.
We offer reasonable adjustments throughout the recruitment process and respect the privacy of those who choose not to disclose. To learn more visit: www.agl.com.au/careers
AGL is proud to be a WORK180 Endorsed Employer for All Women.
Our pre-employment screening process includes a Nationally Coordinated Criminal History Check and a medical assessment if necessary.
The information provided as part of your application to AGL will be managed in accordance with the AGL Privacy Policy.
AGL does not accept agency submissions unless approval has been granted by a member of the Talent Acquisition team. Candidates submitted by an agency without approval will not be considered by AGL.
Apply now
Job expired?Please let AGL Energy know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let AGL Energy know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Discover how you’re connected
View connectionsSee your contacts at AGL Energy on LinkedIn to leverage your network in applying for this position.
Get job alerts
Get alerts for Cybersecurity jobs in Melbourne, Australia
Join Talent Pool
Let top clean energy employers find you
About the role
March 10, 2026
Full time
Company
March 10, 2026
Flexible
- Melbourne, Australia
Proven experience leading OT/ICS cybersecurity functions
UTC+10:00