Job Description
Cleared Recruitment is partnering with a major Australian technology organisation delivering secure, mission‐critical solutions across government, defence, intelligence, aviation, border protection, and health sectors.
This role offers the opportunity to work within a highly secure, high‐compliance environment supporting nationally significant platforms, while benefiting from flexible work arrangements, additional leave entitlements, and long‐term career development.
The Opportunity
We are seeking experienced Windows Administrators to support a large, secure national program operating in a mission‐critical workplace.
This is a hands‐on technical role focused on the administration, maintenance, and support of Microsoft Windows Server environments and associated infrastructure.
Working as part of a specialist technical team, you will be responsible for maintaining system stability, integrity, and availability across highly sensitive platforms.
Key Responsibilities
Provide Level 2 and Level 3 incident response and troubleshooting for complex Windows infrastructure issues
Administer and support Microsoft Windows Server environments *****, ****, ****)
Manage VMware virtual infrastructure and physical platforms including HP OneView and GreenLake
Develop, package, and deploy applications using MECM, managing the full SOE lifecycle
Administer Active Directory and Group Policy in line with strict security and access controls




Operate strictly within defined security frameworks to protect classified systems
What You'll Bring
Proven capability with Active Directory, Group Policy, and MECM
Experience supporting VMware virtual infrastructure
Demonstrated Level 2/3 support experience in complex enterprise environments
Strong troubleshooting skills and a proactive approach to incident ownership
Don't worry if you don't tick every box - candidates who meet most requirements are encouraged to apply.
Security Requirements
Australian Citizenship is mandatory
Active TSPV security clearance is required
Ability to meet DISA/OSA requirements
Why Apply?
Work on secure, nationally significant technology programs
Access flexible working arrangements and additional leave benefits
Be part of a collaborative, high‐performing technical team
Strong investment in professional development and long‐term career pathways
Inclusive workplace that values diversity, Defence experience, and veterans
Recruitment Process
The recruitment process includes two interviews and background checks, including DISA/OSA assessments.
ITAR requirements may apply in certain circumstances.
We are committed to fostering a diverse and inclusive workplace where all employees and job applicants are treated with respect and dignity.
Therefore, we strongly encourage veterans and individuals with Defence experience to apply.
The same applies to candidates who are of an indigenous origin.

📌 Windows Administrator (Canberra)
🏢 Cleared ICT
📍 Canberra