Provide expert-level network design and daily operational support for Denali's enterprise-wide Cisco network infrastructure, including sites with Ubiquiti UniFi equipment
Lead architecture and design of routing, switching, wireless, and network security solutions to meet business and operational requirements
Serve as a senior escalation point for complex network incidents; perform root cause analysis on service-interrupting events and implement measures to prevent recurrence
Design, configure, deploy, and maintain Cisco ISE for network access control, authentication, and policy enforcement
Administer and optimize Cisco Umbrella for DNS-layer security and web filtering across the setting
Administer and support Cisco Firepower Threat Defense (FTD) for network security, threat prevention, and firewall policy management
Troubleshoot and remediate wireless (Wi-Fi) connectivity, coverage, and performance issues across corporate and remote sites
Implement and maintain routers, switches, firewalls, and wireless infrastructure across LAN, WAN, and remote-site environments




Support and maintain network infrastructure associated with customer equipment hosted on-premise at Denali facilities, ensuring segmentation, availability, and security standards are met
Design, configure, monitor, and optimize local and wide area networks for maximum availability, performance, and security
Design, configure, and manage network security features, including firewalls, VPNs, and access control, in coordination with the security team
Develop, maintain, and update a library of network technical documentation, including topology diagrams and standard operating procedures
Evaluate and recommend new network hardware, software, and technologies for compatibility, scalability, and security
Partner with cross-functional IT and engineering teams to plan, install, and coordinate network changes, upgrades, and new deployments
Mentor and provide technical guidance to junior network engineers and IT staff
Participate in an on-call rotation and provide after-hours support for critical network issues as needed
Keep current on emerging network technologies, security threats, and industry best practices

📌 Senior Network Engineer (Western Australia)
🏢 Quality Theorem
📍 Western Australia