Date: 29 Jun 2026

Location: Canberra, Australia

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Company: Singtel Group

As an Information Security Manager at Optus, you'll support a major Australian Federal Government account. You will assist in ensuring compliance with the Protective Security Policy Framework (PSPF), Information Security Manual (ISM), Essential Eight, and agency-specific security requirements, contributing to governance, risk management, compliance, accreditation, and assurance activities across customer environments. The position requires a hands-on practitioner capable of developing security documentation, supporting audits and assessments, managing risk activities, and engaging effectively with delivery teams and customer stakeholders.

Due to the nature of this role, Australian Citizenship and an active Baseline (minimum) or NV1 clearance, with the ability to maintain AGSVA clearance, are essential.

What You’ll Do | Your day to day will consist of

Lead security governance, risk, compliance, and assurance activities in alignment with PSPF, ISM, ASD guidance, and customer security requirements.

Manage the identification, assessment, treatment, and reporting of cybersecurity risks, including maintenance of risk registers and risk treatment plans.

Develop and maintain accreditation and assurance artefacts, including System Security Plans (SSPs), Security Risk Management Plans (SRMPs), Security Risk Assessments (SRAs), Statements of Applicability (SoAs), and Plans of Action and Milestones (POA&Ms).

Manage security audits, IRAP assessments, compliance reviews, and remediation activities.

Serve as a trusted security adviser to internal and client collaborators, representing the account in governance forums and engaging with customer security authorities as required.

What You Bring | What makes you perfect for the role?

Bachelor’s degree in Cybersecurity, Information Technology, Risk Management, or related field.

5+ years of experience in information security, with at least 3+ years in GRC or assurance leadership roles.

Demonstrated experience in risk assessment, compliance audits, and system accreditation in a federal environment.

Outstanding communication in both writing and speaking, able to develop reports and briefings intended for executives.

The good stuff…. | What’s in it for you?

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

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

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.

Direct your own development and build future-ready skills with Optus U’s industry-focused micro-credentials, developed with La Trobe and Macquarie Universities.

Build meaningful connections through colleague-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.

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 AccessibleRecruitment@optus.com.au or call 1800 309 170. We're here to help.

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