As a world leading library, the National Library of Australia offers an innovative and collaborative workplace where exceptional team players and technical specialists can flourish. As part of the Library's team, you will help support organisational reform, working collaboratively with your team to shape the Library's future. The key duties of the position include The Library is seeking to fill an ongoing APS 6 System Administrator, Vulnerability Management role in the Technology Operations Section of the Digital Branch. The role will focus on vulnerability assessment and remediation for the organizations IT infrastructure, including endpoints, servers, applications, cloud instances and networking components and will require expertise in these areas. The ideal candidate will have good written and communication skills and ability to articulate complex security concepts with stakeholders. To be successful in this role you will be self-motivated, able to work under minimal supervision, manage and direct technical resources, and have the experience to communicate with stakeholders at all levels confidently. Experience managing complex environments and PKI infrastructure will be highly regarded. Possession of relevant industry certifications such as CompTIA Security or Systems Security Certified Practitioner (SSCP) will also be highly regarded.