Technical OfficerOn-Site

Security Clearance Required for this role:

• Must have a Current NV2 security clearance.
• The role will be located in either Sydney CBD or Canberra offices.

As a Technical Support Officer, you’ll play a key role in maintaining, troubleshooting, and enhancing the performance of systems that enable Defence operations — both on base and in deployed conditions.

This is a hands-on technical position requiring deep expertise in Microsoft environments, problem-solving under challenging conditions, and a proactive approach to maintaining secure and resilient systems.

Key Responsibilities

• Provide advanced technical support for mission-critical IT systems, including deployed and DDIL (Denied, Degraded, Intermittent, or Limited) environments.
• Diagnose and resolve complex issues quickly to ensure system availability and reliability.
• Manage and support messaging and collaboration infrastructures across multi-forest domains.
• Integrate and maintain ICT infrastructure components and software applications to Defence standards.
• Patch, upgrade, and maintain systems in line with the Defence Patch Management Plan.
• Create and maintain technical artefacts including SOPs, build guides, and configurations.
• Manage user accounts and permissions across key systems.
• Mentor and train on-site technical staff, contributing to overall team capability.
• Participate in on-call rotations and collaborate with vendor and partner support teams to resolve incidents.
• Support system builds, deployments, and training of ship CIS teams during set-to-work activities.

Required Skills & Experience

• Advanced knowledge of:
• Microsoft Exchange, Active Directory, Skype for Business
• Citrix Virtual Desktop Administration
• Hypervisor Maintenance & Administration
• Experience with XMPP chat tools, Lotus Domino, and VoIP technologies.
• Strong analytical, communication, and stakeholder engagement skills.
• Proven ability to document, communicate, and collaborate effectively in complex technical environments.

Desirable Skills

• Familiarity with tools and platforms such as Fortinet, Cisco, HYCU, Titus, Liquidware, Ivanti, Red Hat, Tanium, Netbox, Carbon Black, and Elastic Monitoring.
• Experience working within secure Defence ICT environments and prior exposure to Minerva systems.
• A proactive, methodical problem-solver able to manage competing priorities and maintain system integrity under pressure.