[28/10/2025] Senior Cyber Security Administrator

4 days ago

City of Melbourne, Australia Sirius People Full time

Our client is a national not-for-profit organisation in the health sector. We are seeking an experienced Senior Cyber Security Administrator to be a critical part of our Cyber Security Operations team. This role is essential in protecting our sensitive information and technology infrastructure, ensuring a secure environment for the delivery of vital services. You will be instrumental in the day-to-day administration, monitoring, and management of key cyber security systems, with a strong operational focus on Privileged Access Management (PAM) and Security Information and Event Management (SIEM) platforms.

Key Responsibilities

- Manage and Continuously Improve the organisation's Privileged Access Management (PAM) solution, including its deployment and configuration.

- Monitor, Triage, and Remediate security events and cases detected on the SIEM platform.

- Maintain and support the overall security tool suite, including Endpoint Security, Vulnerability Management, and Email Security.

- Perform incident response activities, working closely with Digital & Technology teams to triage and recommend remediation.

- Conduct regular security audits, manage user access rights, and verify patch implementation as part of the vulnerability management process.

- Liaise with vendors and internal stakeholders to ensure system changes and new initiatives meet security requirements.

- Participate in a rotating on-call roster outside of standard business hours.

What You'll Bring

- 5+ years of experience in cyber security or information security-related roles.

- Expert, hands‑on knowledge and experience with Privileged Access Management (PAM) platforms (deployment, configuration, continuous improvement) in on‑premise and cloud environments.

- Proven experience in alert triage, monitoring, and investigation of security events across diverse environments, ideally with managed SOC experience.

- Strong operational knowledge of infrastructure technologies, including Active Directory, Windows/Linux, networking, and cloud platforms.

- Demonstrated ability to communicate complex technical information and the impact of security risks to both technical and non‑technical stakeholders, including Executive Management.

- Familiarity with key security frameworks and standards (e.g., NIST CSF, Essential Eight, ISM).

- Relevant industry certifications (CISSP, SSCP, Security+ or equivalent) are desirable.

Why Join Us?

You will be joining an organisation grounded in values and this role offers the chance to make a tangible impact by improving cyber resilience and protecting sensitive data. If you are passionate about protecting critical services and assets in a purpose‑driven environment, we encourage you to apply today via the link provided

Candidates from all backgrounds are welcome to apply too and if you are interested, please feel free to also send a CV to kgonzalez@siriustechnology.com.au, our Principal IT Consultant - Data, AI and Cyber, thanks.

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