At KBR – We do things that matter.
We deliver science, technology and engineering solutions to governments and companies around the world.
KBR employs approximately 38,000 people worldwide with customers in more than 80 countries and operations in over 29 countries.
Title
Senior Network Infrastructure Engineer
Opportunity
This is a permanent full‐time opportunity, ideally based in Sydney or Canberra, supporting secure, enterprise‐scale environments in a highly regulated setting.
The role involves maintaining and improving critical platforms across networking, servers, storage and backup technologies, contributing to operational resilience, security and infrastructure improvement initiatives.
The successful candidate must hold a Baseline security clearance or higher.
Responsibilities
Support and maintain enterprise infrastructure across networking, servers, storage and backup platforms
Troubleshoot and resolve complex infrastructure and connectivity issues
Administer secure network environments including firewalls, routing, switching and remote access
Support VMware, Windows and Linux environments across physical and virtual infrastructure
Perform patching, upgrades, monitoring, maintenance and operational health checks
Manage backup, recovery and storage platforms including SAN and NAS technologies
Contribute to incident, change and disaster recovery processes
Work closely with internal teams, vendors and stakeholders to deliver reliable operational outcomes




Provide technical guidance and support to other engineers where required
Ideal Candidate
Baseline security clearance
Proven experience in senior infrastructure engineering or operations roles
Strong hands‐on experience across networking, server, storage and backup technologies
Experience supporting enterprise environments across Windows, Linux and VMware
Strong knowledge of routing, switching, firewalls, VPNs and network security
Experience troubleshooting complex infrastructure and operational issues
Knowledge of enterprise storage and backup technologies including SAN and NAS
Solid communication skills with the ability to work across technical and non‐technical teams
Experience working in regulated, government or defence environments highly regarded
Exposure to technologies such as Palo Alto, Cisco, Meraki, NetApp, Rubrik or F5 highly regarded
What We Will Offer You
A workplace culture certified as a Great Place To Work
Flexible working
Competitive salary (including annual reviews)
Paid parental leave
Income protection
Corporate rewards
Salary packaging/Novated leasing
Employee stock purchase plans
Flu shots, skin checks and discounted private health insurance
Career development: Online learning, mentorship and career pathways
All candidates will be required to hold and maintain an active Baseline Defence Security Clearance.
Only candidates holding a Baseline Clearance or above should apply.
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📌 Senior Network Infrastructure Engineer (Brisbane)
🏢 Kbr
📍 Brisbane