Lead Technical OfficerOn-Site

Security Clearance Required for this role:

• Must have a Negative Vetting 2 (NV2) security clearance
• Must be an Australian Citizen
• Mon to Fri - office hours
• Office location in Sydney CBD, Perth CBD and Canberra

We’re seeking a Lead Technical Officer to manage and mentor a skilled support team, ensuring the reliability, security, and performance of systems that are vital to Defence operations — both at sea and ashore.

What you’ll do

• Lead and develop a support team delivering advanced technical support for critical ICT systems in deployed Defence environments.
• Oversee the management of complex technical issues, ensuring timely resolutions within Service Level Agreements (SLAs).
• Ensure ICT operations remain functional in DDIL (Denied, Degraded, Intermittent, or Limited bandwidth) environments through innovative solutions.
• Manage system security, configuration compliance, and patching in line with Defence ICT standards.
• Oversee messaging infrastructure, multi-forest Active Directory environments, and integration of complex ICT applications.
• Act as the escalation point for high-priority incidents and vendor-related issues.
• Provide mentorship and training to technical staff, including ship-based teams during set-to-work activities.
• Review and approve Standard Operating Procedures, build guides, and technical documentation.
• Support incident response, certificate management, and Minerva system maintenance.

What we’re looking for

• Strong leadership experience in support or service desk environments.
• Advanced knowledge of:
• Microsoft Exchange, Active Directory & Skype Administration
• Citrix Virtual Desktop Administration
• Hypervisor Maintenance & Administration
• Experience with XMPP chat tools and VoIP technologies.
• In-depth understanding of ITIL processes.
• Excellent communication and interpersonal skills, with proven ability to collaborate and mentor.
• Knowledge of tools and platforms such as Fortinet, Cisco, HYCU, Titus, Liquidware, Ivanti, Red Hat, Tanium, Netbox, Carbon Black, and Elastic monitoring products.
• Experience with containerisation and orchestration (Docker, Kubernetes, OpenShift).

Highly regarded

• Previous experience with Minerva systems or within Defence ICT environments.
• Ability to work in highly regulated, secure environments with strong problem-solving skills.