A leading Federal government organisation based in Sydney CBD is seeking a Senior Network Engineer with SASE Implementation experience for a secure gateway migration. This is a 9 month contract likely to extend. This is a delivery-focused contract role suited to an engineer with proven experience building, implementing, and operationalising SASE solutions within complex enterprise environments.

The successful candidate will play a key role in the execution phase of the project, working closely with internal infrastructure teams, implementation partners, and Fortinet to deliver a up-to-date secure access platform across branch, data centre, and Azure environments.

Responsibilities
Lead the hands-on implementation of FortiSASE across enterprise environments
Configure and support FortiGate firewalls across enterprise sites
Implement secure internet, private application and SaaS access aligned to enterprise security requirements
Implement high availability and resilient network designs
Support integration with Cisco Nexus data centre infrastructure
Configure and support F5 load balancing environments




Work closely with implementation partners and vendors to deliver the target-state architecture
Support migration from legacy secure gateway technologies to FortiSASE
Troubleshoot complex networking and security issues throughout the delivery lifecycle
Contribute to implementation planning, technical documentation, and operational readiness

Key Skills & Experience
Solid hands-on experience implementing SASE solutions
FortiGate firewall experience desirable
F5 load balancers
Strong troubleshooting and delivery capability in complex enterprise environments
Previous experience within federal government, financial services, or highly regulated environments is highly regarded
Ability to work in a highly hands-on delivery role
Sydney-based with ability to work onsite as part of a collaborative team setting

If interested please respond ASAP! Reference number: BH-62205-3

Company: Bluefin Resources

Date posted: 18th Sep, 2026

📌 Senior Network Engineer Sase Implementation Contractjust Posted! Sydney
🏢 Bluefin Resources
📍 Sydney