Cyber Security
Harrison McMillan ·www.harrisonmcmillan.com.au
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At Harrison McMillan, our mission is simple: to change lives, one placement at a time. As a trusted recruitment partner to government and industry, we connect exceptional people with opportunities where they can make a genuine impact.
Harrison McMillan is seeking an experienced Security Engineer to support and uplift cybersecurity operations, Microsoft Sentinel capability, and security tooling within a federal government environment.
This is a long-term 12-month contract with 2 x 12-month extension options and is based in ACT. Hybrid working arrangements are available.
Due to the nature of this role, a minimum Baseline security clearance with the ability to obtain Negative Vetting Level 1 is required.
Key Responsibilities:
Essential Criteria:
Desirable Criteria:
RFQ Closing Date: Tuesday, 11 August 2026, 11:59pm Canberra time
Apply now or contact the Harrison McMillan team for a confidential discussion.
Harrison McMillan is seeking an experienced Security Engineer to support and uplift cybersecurity operations, Microsoft Sentinel capability, and security tooling within a federal government environment.
This is a long-term 12-month contract with 2 x 12-month extension options and is based in ACT. Hybrid working arrangements are available.
Due to the nature of this role, a minimum Baseline security clearance with the ability to obtain Negative Vetting Level 1 is required.
Key Responsibilities:
- Configure and troubleshoot log source integrations into Microsoft Sentinel and related SIEM platforms.
- Develop alerting rules, threat response playbooks, and KQL queries to support investigations and threat hunting.
- Administer and maintain cybersecurity tooling including SIEM, WAF, DLP, vulnerability scanners, proxy solutions, and application whitelisting.
- Support cyber uplift initiatives and ensure alignment with ISM, PSPF, and Essential Eight frameworks.
- Mentor junior team members and collaborate across business and government stakeholders.
Essential Criteria:
- Minimum 5 years’ experience with Microsoft security technologies including Sentinel, Intune, Entra Active Directory, Purview, and Microsoft 365.
- Proven experience maintaining, operating, and automating SIEM technology.
- Strong experience in team collaboration, business engagement, and cyber uplift projects.
- Experience implementing ISM controls, PSPF, and Essential Eight strategies.
- Relevant industry certifications.
Desirable Criteria:
- Experience with incident response processes.
- Experience across broader cybersecurity domains including SecOps and GRC.
RFQ Closing Date: Tuesday, 11 August 2026, 11:59pm Canberra time
Apply now or contact the Harrison McMillan team for a confidential discussion.
Frequently asked questions
Who is hiring for the Cyber Security role?
Harrison McMillan is hiring for the Cyber Security position, a Shazamme client. Apply directly on the employer's career site.
Where is the Cyber Security job located?
The Cyber Security role with Harrison McMillan is based in Barton, ACT, AU. The role is hybrid-friendly.
Is the Cyber Security role remote?
Yes — the Cyber Security position at Harrison McMillan is hybrid. Candidates based in AU are preferred.
Is the Cyber Security role full-time or contract?
This is a full time position at Harrison McMillan.
What experience level is the Cyber Security role?
The Cyber Security position is aimed at mid-level candidates.
How do I apply for the Cyber Security role at Harrison McMillan?
Apply directly on Harrison McMillan's career page via the Apply button on this listing. ZammeJobs links straight through to the employer's ATS — no third-party form, no resume database.