Senior Network Engineer- SASE implementation- contract

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 modern 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

• Strong 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 environment

If interested please respond ASAP!

Consultant

gillian@bluefinresources.com.au

Reference number: BH-62205-3
Profession:ICTIT Infrastructure

Company: Bluefin Resources
Date posted: 18th Sep, 2026