We're Hiring | Multiple Roles –APS6 Messaging / Exchange Specialist
We are seeking an experienced APS6‐equivalent technical specialists to support the ongoing management and enhancement of a large‐scale enterprise messaging environment within an Australian Government department.
Role overview
* Estimated start date: Wednesday, 01 July 2026
* Extension options: Up to two extensions of 12 months each
* Location: ACT
* Working arrangements: Onsite
* Flexible work: Remote arrangements may be considered on a case‐by‐case basis, subject to business needs. Candidates must clearly state their preferred work location if outside ACT/Canberra
* Maximum hours: 40 hours per week
* Security clearance: Must be able to obtain Baseline (Prefer Active Clearance )
About the role
The successful candidate will be responsible for the ongoing management and enhancement of enterprise communication platforms, including a hybrid Exchange environment and associated solutions. The role includes hands‐on operational support as well as ongoing Exchange migration activities.
Key responsibilities
* Maintenance of existing Exchange Server infrastructure and Enterprise Vault archiving solutions
* Migration of mail data, including groups, to Exchange Online
* Development of migration approaches and rationalisation of Enterprise Vault archive data
* Investigation and resolution of complex technical issues across the messaging stack
* Creation and maintenance of technical documentation including as‐built, design, migration, disaster recovery and decommissioning documentation
* Technical representation at project and governance meetings
* Facilitation of technical workshops when required
* Cross‐skilling with team members and support for related teams such as the service desk
Application requirements
Candidates must submit a one‐page pitch (up to 5,000 characters) addressing all selection criteria.
* Expert knowledge of Exchange Server, Exchange Online and hybrid Exchange configurations in complex multi‐forest environments
* Proven experience delivering Exchange migrations, including to Exchange Online, cross‐forest and from legacy Exchange versions
* Advanced Exchange troubleshooting expertise across mail flow, gateways and hybrid resource connectivity
* Strong Windows Server fundamentals including Active Directory, DNS, DFS and Group Policy (including Advanced Group Policy Management)
* Experience working within Australian Government cyber security frameworks including ISM, Essential 8 and ACSC hardening guides
* Strong capability in writing high‐quality technical documentation, design artefacts and standard operating procedures
* Experience with Arctera Enterprise Vault, Microsoft Purview Information Protection (MPIP), Microsoft Intune and Intune policy management
* Exposure to broader Microsoft 365 services
If you're a strong Exchange and Microsoft messaging specialist looking to work on complex, enterprise‐scale government systems, we'd love to hear from you.
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