Junior Network / Infrastructure Engineer (Multiple Roles)
About the Company
Whizdom is a trusted Australian recruitment partner specialising in connecting highly skilled professionals with leading government and commercial organisations. With deep expertise across ICT, Defence, and national security environments, we pride ourselves on delivering quality talent solutions that support critical national programs.
About the Role
We are seeking multiple Junior Network / Infrastructure Engineers (APS4–APS5 equivalent) to support a high-profile Defence program. These roles are based on site in South Australia (including RAAF Edinburgh) and involve working within a secure, mission‐critical ICT environment.
This is an exciting opportunity to build your career in Defence, contributing to systems that protect Australia's national interests. Successful candidates will work across complex infrastructure environments including networking, virtual platforms, and cloud‐based systems.
Role Responsibilities
Support the implementation and maintenance of complex ICT environments, including CISCO and Juniper networking systems
Monitor system performance, availability and reliability using standard tools and processes
Perform system configuration, backups, and data restoration activities
Use network monitoring tools to track performance and generate reports
Assist in managing incidents, problems, and change requests within IT service management platforms
Support administration of user accounts and permissions
Contribute to identifying and resolving operational issues
Assist with documenting system processes, configurations, and enhancements
Technical Skills
Exposure to CISCO and/or Juniper network environments
Understanding of core ICT infrastructure including network,



physical and virtual systems
Experience with monitoring tools such as SolarWinds, Cisco Transport Controller, and Splunk
Basic scripting or programming capability (desirable)
Knowledge of system installation, maintenance, and troubleshooting practices
Ability to follow structured operational procedures and standards
What is on Offer
Opportunity to work within a national security workplace supporting critical Defence operations
Long‐term contract: 12‐month initial term with extension options (up to 3 years total)
Exposure to advanced technologies and enterprise‐scale infrastructure
Career progression within Defence and government ICT programs
Supportive team environment with structured onboarding and development
Security Requirements
Current TSPV (Top Secret Positive Vetting) clearance is required
Ability to undergo and pass the Organisational Suitability Assessment (OSA)
Australian citizenship is mandatory
Candidates must be willing to work onsite and participate in shift work
How to Apply
Please upload your resume to apply. Please provide a supporting statement highlighting your skills, experience, and capability against the position description to complete this application process. We will be in touch with instructions for suitably skilled candidates.
Submission closes by COB, 2nd of July ****.
Please call Lisa Berjak on ******** *** for any further information. Candidates will need to be willing to undergo pre‐employment screening checks which may include identity, work rights, security clearance verification, and any other client‐requested checks.
We value diversity and welcome applications from Indigenous Australians, people from diverse cultural and linguistic backgrounds and people living with a disability.
#J-*****-Ljbffr

📌 Junior Network Infrastructure Engineer (Adelaide)
🏢 Whizdom
📍 Adelaide