We are seeking experienced and motivated individuals to join various teams in our Enterprise Solutions and Technology business area.

As an IT Systems Administrator, you'll work in a dynamic and complex technology setting, providing technical leadership, guidance and mentoring to team members while supporting the delivery of critical enterprise systems and services.

You will investigate and resolve complex operational and technical issues, provide specialist advice, and contribute to the design, implementation and continuous improvement of technology solutions, platforms and services. Working with a broad range of stakeholders, service providers and technical specialists, you'll help deliver projects, manage competing priorities and achieve quality business outcomes.

You will apply contemporary practices across areas such as cloud technologies, automation, security and service management, while identifying opportunities to improve system performance, reliability and operational effectiveness.

Applications and technologies used across these roles may include:

- Cloud and Infrastructure: AWS, Azure, AWS Organisations, EC2, Fargate, S3, Lambda, RDS, FSx, CloudFormation, AWS CDK, container orchestration services and Infrastructure as Code.
- Enterprise Platforms and Applications: Sitecore XP, Content Hub, SAP Basis, Siebel, IBM FileNet, IBM Enterprise Records, DataHub and Microsoft 365 technologies including SharePoint, Teams, OneDrive, Outlook, Purview and Copilot.
- DevOps and Automation: Azure DevOps, Git, Terraform, Ansible AWX, CI/CD pipelines, PowerShell, Python and Bash.
- Data and Integration: PostgreSQL, SQL Server, DB2, Teradata, MongoDB, MySQL, REST APIs, API Gateway, IBM MQ, IBM App Connect Enterprise,



Power BI and OpenSearch/Elastic.
- Security and Identity: IAM, SSO, MFA, Federation, Microsoft Entra ID, network security controls, WAF, certificate management and vulnerability management.
- Monitoring and Operations: ServiceNow, ITIL, AppDynamics, ExtraHop, Splunk, CloudWatch, Pingdom, Jira and Confluence.
- Operating Systems and Networking: Red Hat Enterprise Linux, OpenShift, Windows Server, DNS, load balancers, VPNs and enterprise networking technologies.

We embrace the strength of diversity – through our people and the perspectives they bring.

We are committed to inclusive recruitment practices and encourage applications from people with disability or neurodivergence, Aboriginal and Torres Strait Islander peoples, and individuals from all backgrounds. Reasonable adjustments can be provided throughout the selection process.

Our ideal candidate

- is a solutions-focused leader who mentors others, contributes to a positive team culture and drives continuous improvement
- effectively manages competing priorities, delivers outcomes and builds productive stakeholder relationships
- provides technical leadership and advice on complex application, infrastructure and service-related issues
- leads operational support, deployment and service improvement activities across multiple environments
- implements automation, DevOps and service management practices to improve reliability and operational outcomes
- administers and supports cloud-hosted, hybrid or on-premises environments, including infrastructure, networking, security and identity services
- collaborates with technical and non-technical business partners to manage risks, resolve issues and deliver quality outcomes.

📌 IT Systems Administrator (Australia)
🏢 Australian Taxation Office
📍 Australia