Job Summary/Introduction
We are looking for an experienced Firewall Engineer to join a Sydney-based client on a 6 month contract. You will support firewall changes and rules across data centre environments. Solid hands-on firewall and data centre experience is essential.
Detailed Job Description
We are seeking an experienced Firewall Engineer - Network Security to join our client on a 6 month contract. This is a hands-on technical role focused on implementing and supporting firewall changes across data centre environments. You will manage firewall rules, troubleshoot connectivity issues and work closely with Network, Security and Infrastructure teams.
Previous experience supporting firewalls within data centre environments is essential for this role.
Key Responsibilities
Create, modify and remove firewall rules and policies
Support firewall rule requests and change activities
Review existing firewall rules and configurations
Troubleshoot firewall and network connectivity issues
Manage NAT, access and security policies
Perform firewall rule reviews, clean-up and optimisation
Investigate incidents relating to firewall policies and connectivity
Assess firewall change requests and identify potential risks or impacts




Test and validate firewall changes following implementation
Work closely with Network, Security, Infrastructure and Data Centre teams
Follow established change management and security processes
Maintain accurate technical documentation and change records
Skills & Experience
Strong hands-on experience as a Firewall or Network Security Engineer
Data centre networking and firewall experience is essential
Solid experience configuring and supporting enterprise firewalls
Experience managing firewall rules, policies and change requests
Good understanding of data centre network environments
Strong knowledge of TCP/IP, routing, switching, NAT, VPNs, ports and network protocols
Experience troubleshooting complex firewall and connectivity issues
Experience with enterprise firewall technologies such as Palo Alto, Fortinet, Check Point or Cisco
Strong troubleshooting and problem-solving skills
Experience working within structured change management environments
Good communication and documentation skills
6 month contract
Sydney-based
Hybrid - 2-3 days onsite per week
No requirement to physically attend the data centres
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📌 Firewall Engineer - Network Security (New South Wales)
🏢 Talent
📍 New South Wales