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. KBR is proud to work with its customers across the globe to provide technology, value-added services, and long-term operations and maintenance services to ensure consistent delivery with predictable results. At KBR, We Deliver. KBR in Australia has over 65 years working on some of Australia's largest and most complex projects, supporting the nation's critical infrastructure, energy transition and national security priorities. KBR has around 2,000 employees throughout Australia focused on delivering innovative technology and engineering solutions for a safer, more secure and sustainable future. At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team's philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver - Together.
Title
Senior IT Systems Administrator
The Opportunity
This is an exciting opportunity to work in a hands-on enterprise infrastructure role supporting critical IT systems and services. You will work across server, storage, and backup technologies, including Pure Storage, NetApp, and Rubrik, helping to maintain the stability, performance, and reliability of core infrastructure platforms.



The role offers exposure to complex enterprise environments where you will troubleshoot technical issues, support operational improvements, and contribute to the ongoing management of contemporary infrastructure technologies. Working within a collaborative IT team, you will have the opportunity to further develop your technical expertise while playing a key role in supporting day-to-day operations.
This is a permanent full-time opportunity and can be based in Canberra or Sydney (preferred), Melbourne or Brisbane. The successful candidate must hold an NV1 security clearance or higher.
Responsibilities
Administer and support enterprise server, storage, and backup infrastructure environments
Manage and maintain storage platforms including Pure Storage and NetApp
Administer backup and recovery solutions, including Rubrik
Monitor system performance, capacity, and operational health across infrastructure platforms
Perform system maintenance, upgrades, patching, and lifecycle activities
Diagnose and resolve complex technical incidents and infrastructure issues
Support virtualised environments and associated infrastructure services
Maintain system security, backup integrity, and operational compliance standards
Contribute to incident,



problem, and change management activities
Maintain accurate technical documentation, procedures, and operational runbooks
Collaborate with internal IT teams and vendors to support operational outcomes
Provide technical guidance and support to team members as required
As The Ideal Candidate You Will Bring
NV1 security clearance
Bachelor's degree in Information Technology or a related discipline, or equivalent industry experience
Experience administering enterprise Windows and/or Linux environments
Hands-on experience with enterprise storage platforms such as Pure Storage or NetApp
Experience with backup and recovery technologies, ideally Rubrik
Experience supporting virtualised infrastructure environments
Strong troubleshooting and problem-solving skills
Ability to work independently and manage operational priorities
Understanding of enterprise infrastructure and operational support processes
All candidates will be required to hold and maintain an active NV1 Defence Security Clearance. Only candidates holding an NV1 Clearance or above should apply.
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
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📌 Senior It Systems Administrator (Queensland)
🏢 Kbr
📍 Queensland