Job Description
We are seeking an experienced Systems Administrator (Vulnerability Specialist) to join a large and complex enterprise environment on a cyber security uplift initiative. In this role, you will be responsible for remediating security vulnerabilities across a diverse technology landscape through patching, system upgrades and configuration improvements.
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Working closely with the Cyber Security team, you will play a key role in strengthening the organisation's security posture by implementing automated patching solutions, improving vulnerability management processes and ensuring critical infrastructure remains secure and compliant with industry best practice.
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Key responsibilities
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Remediate cyber security vulnerabilities through patching, configuration changes and system upgrades.
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Manage the end to end vulnerability remediation lifecycle, including planning, testing, change management and implementation.
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Develop and implement automated patching strategies aligned with the ACSC Essential Eight.
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Deploy automated solutions to manage operating system and application patching across servers, workstations, mobile devices and IoT devices.
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Configure and implement Group Policy, Microsoft Intune policies and scripting solutions to address security configuration vulnerabilities.
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Collaborate with technical teams and stakeholders to ensure vulnerability remediation activities are delivered effectively and within agreed timeframes.
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Contribute to the continuous improvement of cyber security and infrastructure management practices.
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Highly desirable criteria




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Demonstrated experience in vulnerability remediation across enterprise environments.
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Minimum five years of experience in Systems Administration, IT Operations or a similar technical role.
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Strong experience supporting Windows Server environments, Active Directory, VMware ESX, SQL Clusters, Group Policy and enterprise backup solutions.
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Experience administering Microsoft Intune, Azure Update Manager and enterprise monitoring platforms.
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Recent experience delivering vulnerability management within large corporate or government environments.
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Experience working with Linux environments.
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Knowledge of ITIL or other IT Service Management frameworks.
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Experience developing automation through scripting to improve infrastructure management.
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Ability to work across multiple stakeholders while managing competing priorities.
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Skills and experience
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Strong knowledge of enterprise infrastructure administration and vulnerability remediation.
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Experience implementing operating system and application patching across diverse technology platforms.
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Excellent troubleshooting, analytical and problem solving skills.
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Strong understanding of cyber security best practices and infrastructure hardening.
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Excellent communication and stakeholder engagement skills.
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Ability to work independently while contributing effectively within a cooperative technical team.
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Please note that a National Police Check might be required as part of pre employment screening.
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📌 Systems Administrator (Queensland)
🏢 Exclaim IT
📍 Queensland