Senior Network & Security Infrastructure Engineer

KBR, Inc; Canberra; On-site; AUD 140,000 - 180,000; Full time

Job summary

KBR, Inc. in Canberra is seeking a Senior Network Infrastructure Engineer to maintain and enhance enterprise networks, servers, storage and backup across a regulated environment. The role is permanent and full-time, based in Canberra with relocation considered for the right candidate.

You will hold Baseline security clearance (or higher) and work across Cisco Nexus/ISE, SD-WAN, Palo Alto, F5 BIG-IP and Azure cloud networking to deliver resilient infrastructure and secure services.

Qualifications

• Australian citizenship and Baseline security clearance or higher.
• Strong hands-on experience with Cisco networking technologies, including Nexus switching, Cisco ISE, SD-WAN and modern data centre networking concepts.
• Experience supporting Palo Alto firewalls and enterprise network security environments.
• Experience with F5 BIG-IP load balancers and Azure cloud networking.
• Strong knowledge of routing, switching, network segmentation, VPNs and network security principles.
• Experience supporting Windows Server, Linux and VMware environments.
• Proven ability to diagnose and resolve complex technical issues across enterprise infrastructure platforms.
• Strong understanding of operational best practices, including monitoring, patching, documentation and change control.
• Excellent communication and stakeholder engagement skills.

Responsibilities

• Support and maintain enterprise infrastructure across network, server, storage, backup and virtualisation platforms.
• Configure, administer and optimise complex Cisco network environments, including Cisco ISE, Cisco NDFC, Nexus switching, Leaf-Spine architectures, VXLAN and SD-WAN technologies.
• Manage and support secure network services, including Palo Alto firewalls, VPNs and remote connectivity solutions.
• Administer F5 BIG-IP load balancing platforms and Azure cloud networking services.
• Support Windows, Linux and VMware environments, ensuring high availability, performance and security.
• Troubleshoot and resolve complex infrastructure, networking and connectivity issues across multiple technology domains.
• Perform upgrades, patching, monitoring, lifecycle management and capacity planning activities.
• Support backup, recovery, disaster recovery testing and operational resilience initiatives.
• Contribute to incident, problem and change management processes, ensuring reliable and secure service delivery.

Skills

Cisco networking

SD-WAN

Network security principles

Communication & stakeholder engagement

Tools

F5 BIG-IP

Azure cloud networking

Palo Alto firewalls

VPNs

Job description

KBR, Inc. in Canberra is seeking a Senior Network Infrastructure Engineer to maintain and enhance enterprise networks, servers, storage and backup across a regulated environment. The role is permanent and full-time, based in Canberra with relocation considered for the right candidate.

You will hold Baseline security clearance (or higher) and work across Cisco Nexus/ISE, SD-WAN, Palo Alto, F5 BIG-IP and Azure cloud networking to deliver resilient infrastructure and secure services.