FULL_TIME
5-10
Senior Cyber Security Administrator (SIEM)
11/23/2025
You will enhance cyber resilience through operational support, monitoring, and administration of key security technologies. This includes managing the SIEM platform and responding to security incidents.
Working Hours
40 hours/week
Company Size
2-10 employees
Language
English
Visa Sponsorship
No
About The Company
GreenFix Property Care specializes in offering comprehensive property maintenance services with a focus on both indoor and outdoor gardens.
About the Role
<p>Join a leading non profit health organisation and be a critical part by protecting our client's vital systems and sensitive health data.</p> <p>We are seeking an experienced <b>Senior Cyber Security Administrator</b> with a strong focus on <b>Security Information and Event Management (SIEM)</b> to join our dynamic Digital & Technology team. This is a permanent, full time position located in Sydney, Melbourne, or Brisbane (Hybrid working arrangements 3 days in office), with a commitment to an on site presence.</p> The Role <p>You will play a critical part in enhancing our cyber resilience through the operational support, monitoring, and administration of key security technologies.</p> Key Responsibilities <ul> <li><b>SIEM Expertise:</b> Managing, supporting, and continuously improving our SIEM platform, including configuration, monitoring, triage, and remediation of security events.</li> <li><b>Security Operations:</b> Monitoring and managing a suite of security tools, including Privileged Access Management (PAM), Endpoint Security, and Vulnerability Management.</li> <li><b>Incident Response:</b> Assisting in managing security alerts, conducting first level analysis of events, and participating in incident response activities.</li> <li><b>Vulnerability Management:</b> Tracking and reporting on vulnerabilities, risks, and active threats, and assisting with remediation efforts.</li> <li><b>Stakeholder Engagement:</b> Collaborating with internal teams and external vendors to ensure security requirements are met and new technologies are implemented securely.</li> <li><b>On-Call:</b> Participating in a rotating D&T on call roster outside of standard business hours, including weekends and public holidays.</li> </ul> About You <p>We are looking for a dedicated professional who embodies our clients values and has the below experience:</p> Essential Experience & Skills <ul> <li><b>5+ years' experience</b> in a cyber security or information security related role.</li> <li><b>Expert knowledge and hands on experience with SIEM platforms</b>, including deployment, configuration, and continuous improvement in on premise and cloud environments.</li> <li><b>Proven experience in alert triage, monitoring, and investigation of security events</b> across diverse environments.</li> <li>Strong working knowledge of <b>identity and access management</b> concepts and technologies.</li> <li>Experience in or alongside a managed <b>Security Operations Centre (SOC)</b>.</li> <li>Demonstrated ability to <b>communicate complex technical information</b> to non technical stakeholders, including senior management.</li> <li>Familiarity with key security frameworks such as <b>NIST CSF, Essential Eight, SOCI, or the Information Security Manual (ISM)</b>.</li> </ul> Why Join Us? <p>You'll be part of an organisation renowned for industry leading research, education, and the provision of exceptional and compassionate care. This role offers the opportunity to contribute your unique experiences to an inclusive environment committed to diversity and continuous improvement.</p> <p>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!</p> <p>Candidates from all backgrounds are welcome to apply too and if you are interested, please feel free to also send a CV to , our Principal IT Consultant - Data, AI and Cyber, thanks.</p>
Key Skills
Cyber SecuritySIEMSecurity OperationsIncident ResponseVulnerability ManagementStakeholder EngagementIdentity ManagementAccess ManagementSecurity FrameworksAlert TriageMonitoringInvestigationCloud EnvironmentsTechnical CommunicationSecurity ToolsManaged SOC
Categories
TechnologyHealthcareSecurity & Safety
Apply Now
Please let Greenfix Property Care know you found this job on PrepPal. This helps us grow!
Get Ready for the Interview!
Do you know that we have special program that includes "Interview questions that asked by Greenfix Property Care?"
Elevate your application
Generate a resume, cover letter, or prepare with our AI mock interviewer tailored to this job's requirements.