Posted 13/06/2026
Closes 27/06/2026
North Sydney, 2060, Sydney, New South Wales
Full time
Not specified
We are seeking a skilled Network & Systems Engineer to design, implement, maintain, and support the organization's network and IT infrastructure. The ideal candidate will be responsible for ensuring the reliability, security, and performance of network systems while providing technical support to users, clients, and stakeholders.
Key Responsibilities
Design, configure, implement, and maintain LAN, WAN, wireless, and network infrastructure.
Install, configure, and troubleshoot routers, switches, firewalls, servers, and related network equipment.
Monitor network performance, availability, capacity, and security to ensure optimal operation.
Perform system administration, maintenance, upgrades, and patch management for network and server environments.
Troubleshoot and resolve network, system, and connectivity issues in a timely manner.
Provide onsite and remote technical support to end users, departments, and clients.
Maintain network documentation, inventory records, and operational procedures.
Coordinate with vendors, service providers, and internal teams to support infrastructure projects and service delivery.
Manage support tickets and ensure incidents are resolved within established service levels.
Support network security initiatives, disaster recovery planning, and business continuity requirements.
Evaluate and recommend infrastructure improvements and emerging technologies.
Required Qualifications
Bachelor's degree in Engineering, Information Technology, Computer Science, or a related field.
3+ years of experience in network administration, systems administration, or infrastructure support.
Strong knowledge of networking concepts including TCP/IP, DNS, DHCP, VPNs, routing, switching, and firewalls.
Experience with network devices from vendors such as Cisco, Aruba, HP, Juniper, Fortinet, or Palo Alto.
Experience with Windows and Linux administration.
Familiarity with network monitoring and ticketing tools.
Strong troubleshooting, analytical, and communication skills.
Preferred Qualifications
CCNA or other relevant networking certifications.
Experience with cloud platforms, virtualization technologies, and infrastructure monitoring tools.
Experience working in enterprise or multi-site environments.
Key Competencies
Network & Systems Administration
Troubleshooting & Problem Resolution
Security & Risk Management
Technical Documentation
Customer Service & Support
Team Collaboration & Communication