Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband and digital solutions.

As the Security Culture and Engagement Lead, you will help shape how our employees think about and act on cyber security, physical security, privacy, and risk every day.

This role sits at the intersection of security, communications, change management, and culture. You will translate complex security risks into messages, campaigns, learning experiences, and programs that drive meaningful behaviour change. Working closely with stakeholders across Cyber Security, Physical Security, Risk, People & Culture, and Internal Communications, you will make security visible, relevant, and practical for employees across the business.

We are looking for someone who combines strong communication and engagement skills with a genuine understanding of security and risk. Someone who can challenge thinking, influence stakeholders, build trusted relationships, and create programs that help people make better decisions when it matters most.

If you are passionate about changing behaviours, building culture, and helping organisations strengthen their human layer of defence, this is an chance to make a genuine impact.

What You'll Do

- Lead and evolve Optus' enterprise-wide Security Culture and Engagement program across cyber security, physical security, protective security, privacy, and risk.

- Design and deliver engaging awareness campaigns, communications, events, and learning experiences that drive lasting behaviour change and improve security outcomes.

- Apply structured change management approaches to embed secure behaviours and support adoption of security initiatives across the organisation.

- Build and grow a Security Champions network that creates advocates and influences positive security behaviours across business units.

- Partner with leaders, People & Culture, Internal Communications, and security teams to develop content, toolkits, and resources that make complex risks simple and actionable.

- Develop compelling multi-channel content including presentations, videos, written communications, digital campaigns, SharePoint content, and leadership communications.





- Use behavioural insights, engagement metrics, human risk indicators, and feedback to continuously improve campaigns and demonstrate measurable impact.

- Act as a trusted advisor to the business on security culture, awareness, engagement, and organisational change initiatives.

- Build relationships across industry and maintain awareness of emerging trends, threats, and leading practices in security culture and behaviour change.

What You Bring

- Experience in security culture, cyber awareness, risk culture, change management, internal communications, learning, or employee engagement roles within a complex organisation.

- A strong understanding of cyber security, risk, privacy, physical security, or resilience concepts and the ability to translate them into meaningful behaviours for diverse audiences.

- Proven experience driving behaviour change initiatives using structured methodologies such as PROSCI, ADKAR, or similar change management approaches.

- Outstanding communication, presentation, storytelling, and content creation skills across written, visual, video, and face-to-face channels.

- Exceptional stakeholder management skills, with the ability to build trusted relationships, influence senior leaders, and navigate challenging conversations with confidence and credibility.

- A pragmatic and solutions-focused mindset, with the confidence to challenge existing ways of working and find better outcomes when there is no established playbook.

- Strong project management and organisational skills, with the ability to manage competing priorities in a fast-paced environment.

- Experience creating and facilitating workshops, awareness events, ambassador programs, or champion networks.

- A data-driven approach, using insights and metrics to measure effectiveness, demonstrate value, and continuously improve outcomes.





- A genuine passion for helping people make better security decisions and creating a culture where security is everyone's responsibility.

The good stuff….

- Competitive remuneration and employee discounts. Make life easier (and more affordable) with $80 monthly credit and 25% off Optus products and unique shopping discounts with our retail partners.

- Flexible working arrangements with opportunities to work three days in the office, two days remote or home.

- Vibrant and collaborative office campus that includes cafes, convenience store, chill out zones, GP, post office, gym and in office childcare centre.

- Competitive leave policies, including additional 'Connected' days to focus on culture, family, health, community, or whatever's important to you.

- We support growing families with inclusive, carer-neutral paid Parental Leave of up to 16 weeks.

- Build meaningful connections through employee-led networks and diversity initiatives including Culture Connect, Elevate Women, Disability Network and Express Yourself (LGBTQIA+).

- Put your wellbeing first with free access to counselling and support services, 24/7 — in-person, by phone, SMS, or video.

- Free Optus bus from Macquarie University Metro Station (every 6-8 minutes); morning and afternoon.

At Optus, we are strengthened by others and that means valuing diversity and saying ‘yes' to embracing individual differences. We are committed to ensuring that our application process provides an equal employment opportunity to all job seekers, including individuals from diverse gender, cultural and linguistic backgrounds, individuals with a disability, individuals identifying as being part of the LGBTQIA+ community, individuals who may have served in the armed forces or who identify as Aboriginal and/or Torres Strait Islander. We also want to do our best to make our recruitment process inclusive. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email ***************@optus.com.au or call 1800 309 ***.

For more information on Diversity, Inclusion & Belonging at Optus, please visit https://www.optus.com.au/about/inclusion-diversity

📌 Security Culture and Engagement Lead (Macquarie Park)
🏢 Optus
📍 Macquarie Park