The Role

As a Systems Administrator, you will play a pivotal role in ensuring that the critical capabilities used by our workforce are responsive to sensitive and time-critical mission requirements, built on technology stacks in line with industry advances and fit-for-purpose. You will also design, build, monitor and manage systems and platforms with a strong focus on agility, security, and resilience.

An example of the critical systems you could be working with and supporting includes:

• Desktops
• Server Infrastructure
• High Performance Computing
• Desktop Application Packaging
• Server-hosted Enterprise Software
• Enterprise Collaboration and Work Management Platforms
• Messaging (Exchange and Email Gateway Services)
• Unified Collaboration Tools, Voice, Video
• Cloud Systems
• Information Security Systems
• Database Infrastructure
• Enterprise Monitoring

Key duties may include:

ASD 5 Systems Administrator

• Accountable under routine direction to perform and achieve moderately complex systems administration support work within an integrated workforce.
• Make independent decisions relating to their area of responsibility.
• Identify and contribute to business process improvement activities.
• Install and de-install hardware and software.
• Resolve incidents and problems using expertise in systems administration, taking the initiative to identify alternative courses of action.

ASD 5 AWS Systems Administrator

In addition to the above, the ASD 5 AWS Systems Administrator will:

• Manage and resolve level 2 support tickets through the ticketing system and in person as required.
• Provide technical support and troubleshooting across a wide range of technologies.
• Update documentation to keep our processes and knowledge up to date.
• Successfully use and understand tools like AWS Cloud Formation, Terraform, or Ansible.
• Support cloud solution design, system deployment, and integration projects.
• Monitor and resolve security vulnerabilities, infrastructure risks, and performance issues.
• Collaborate with the team to carry out system patching, upgrades, and security maintenance
• Utilizing tools like GitLab CI, or AWS Code Pipeline/Codebuild/Codecommit to streamline development workflows.

ASD 6 Systems Administrator

• Manage systems administration projects of a technical and specialised nature.
• Manage stakeholder relationships and escalated enquiries/cases and issues.
• Have experience in producing highly technical systems administrator outcomes.
• Have experience in managing day-to-day workflow and BAU operations.
• Be able to exercise considerable degree of independence and perform a leadership role.
• Produce concise technical systems documentation and knowledge artefacts supporting operational continuity.
• Work independently with the opportunity for reasonable autonomy and accountability for the achievement of outcomes of their work.
• Perform critical and complex engineering activities and provide advice in the field of systems engineering under limited direction.
• Apply engineering knowledge and experience to identify risks, uncertainties and consider these in planning, decision-making and priority setting.
• Assess technical and design packages including scoping, planning, reviewing, provide recommendations and contribute to the implementation of actions.

Further information can be found at Information and Communications Technology | Australian Signals Directorate (asd.gov.au)

About our Team

We will provide you with an environment where you can develop and push the limits of your technical abilities to keep pace in an evolving technological environment.

With multiple System Administrator roles available, you will be working with leading-edge technologies across dynamic and evolving environments. You will work collaboratively alongside a highly committed technical workforce to provide optimal performance, security and integrity of our systems, as well as trouble-shooting issues.

Our Ideal Candidate

An ideal candidate can demonstrate an ability to work collaboratively to achieve results, have a demonstrated aptitude and willingness to learn, and adapt to different technologies and platforms.

We are currently seeking candidates to work under general direction to:

• Build and maintain ICT infrastructure, including operating system and application configuration and hardening, local security configuration (e.g. firewalls, application and security policies), and network configuration (e.g. interfaces, routing tables).
• Develop and enhance enterprise monitoring and alerting.
• Manage cloud hosting platforms, support services, configuration, automation, and monitoring.
• Build, configure, and maintain network solutions including security groups, VPNs, firewalls, virtual appliances, as well as cloud-native routing and switching technologies.
• Install and manage physical hardware including servers, storage platforms, and network devices.

ASD is seeking applicants to fill current and anticipated vacancies and to create a merit pool for future vacancies. In line with the Australian Public Service Commissioner’s Direction 2022, upon completion of the recruitment activity, the merit pool will be available to locations across Australia.

Application Closing Date: Sunday 12th October 2025

For further information please review the job information pack, reference ASD/07903/25 on www.asd.gov.au/careers.