What success looks like in this role:

Key responsibilities

- Operate and maintain Windows Server environments - including patching, hardening, and troubleshooting.

- Manage PKI and certificate lifecycle - design, issue, renew, and revoke certificates; administer KeyFactor Command.

- Administer Active Directory and Domain Controllers - including GPOs, replication, and AD health.

- Support cloud identity and connectivity - Entra Connect, Entra ID, and integration with on‑prem systems.

- Manage AWS Connect - integrations and related cloud services.

- Deploy and support Azure Virtual Desktop - environments and user profiles.

- Administer Nerdio - or AVD provisioning and management.

- Participate in incident response, root cause analysis, and postmortems.

- Automate operational tasks using scripting where appropriate.

- Document runbooks, run regular health checks, and provide knowledge transfer.

Required skills and experience

- Proven experience with Windows Server administration.

- Strong knowledge of PKI and certificate management - experience with KeyFactor Command preferred.





- Hands‑on Active Directory and Domain Controller experience.

- Experience with Entra Connect and Entra ID - configuration and troubleshooting.

- Familiarity with Azure AVD and Nerdio - for desktop virtualization.

- Experience integrating on‑prem identity with cloud services.

- Scripting skills - for automation and operational tasks.

- Solid troubleshooting and incident management skills.

- Positive communication skills and ability to work within cross‑functional teams.

NV1 security clearance must have for this role.

Nice to have

- VMware - administration experience.

- CyberArk Machine Identity or other machine identity management experience.

- Experience with AWS services.

- Certifications such as Microsoft Certified - Azure Administrator, Microsoft Certified: Identity and Access Administrator, or relevant security certifications.

#LI-AP1

You will be successful in this role if you have:

BA/BS degree and 6-8 years’ relevant experience OR equivalent combination of education and experience

Microsoft Certifications

📌 Sr System Engineer (Wintel) (Melbourne)
🏢 Unisys
📍 Melbourne